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orange · warm

#c93f07

a dark, electric orange · warm · closest name: Sienna

Token name suggestion: Slate Marmalade

RGB
201, 63, 7
HSL
17°, 93%, 41%
CMYK
0, 69, 97, 21
Luminance
0.1599

#c93f07 is a dark electric orange, 17° on the wheel and 7/100 on the cool side. Put white text on it (5.00:1). As text it scores 5.00:1 on white — safe at any size. Nearest name is Sienna, nearest Tailwind family is red.

hsl(17 93% 41%)rgb(201 63 7)Base step 700AA inkWarm

At a glance

Every number on this page in one read: what #c93f07 is made of, how bright it looks, and which way it leans.

Hex
#c93f07
Hue
17°
orange
Saturation
93%
electric
Lightness
41%
dark
Brightness
79%
HSV value
Perceived
47%
weighted brightness
Luminance
0.1599
WCAG relative
Temperature
Warm
7/100 cool
Color family
Orange
Tone
Electric
Best ink
White
5.00:1
Closest name
Sienna
ΔE2000 9.1
Chroma
77.3
LCH, 0–130ish
OKLCH L
0.563
perceptual lightness
Tailwind
red
500 · ΔE 14
Web-safe
#CC3300
nearest of 216
Where it sits
Hue17° of 360°
Saturation93%
Lightness41%
Saturation × lightness field

Left edge is grey, right edge is full chroma; top is white, bottom is black. The dot is #c93f07.

Temperature
Warm ← → Cool7% cool

Reads warm. Warm and cool siblings keep the same lightness, so you can swap one in without redoing your contrast maths.

Luminance by channel
Red78%
Green22%
Blue0%

Green carries most of what the eye calls brightness — that is why WCAG weights it 0.7152.

Every format

HEX#c93f07
HEX (8-digit)#c93f07ff
RGBrgb(201, 63, 7)
RGBArgba(201, 63, 7, 1)
HSLhsl(17, 93%, 41%)
HSV / HSBhsv(17, 97%, 79%)
HWBhwb(17 3% 21%)
CMYKcmyk(0%, 69%, 97%, 21%)
LABlab(47.0 52.8 56.5)
LCHlch(47.0 77.3 46.9)
OKLCHoklch(0.563 0.183 37.5)
XYZ (D65)xyz(25.91, 15.99, 1.92)
Decimal13188871
Display P3color(display-p3 0.788 0.247 0.027)
Web-safe#CC3300

Copy-ready code

every platformclick to select
/* CSS */
color: #c93f07;
background-color: #c93f07;
/* CSS custom property */
--brand: #c93f07;
/* Tailwind (arbitrary) */
class="text-[#c93f07] bg-[#c93f07]"
/* SCSS */
$brand: #c93f07;
/* SwiftUI */
Color(red: 0.788, green: 0.247, blue: 0.027)
/* UIKit */
UIColor(red: 0.788, green: 0.247, blue: 0.027, alpha: 1)
/* Android XML */
<color name="brand">#C93F07</color>
/* Android Compose */
Color(0xFFC93F07)
/* Flutter */
Color(0xFFC93F07)
/* Python / OpenCV (BGR) */
(7, 63, 201)
/* Python / PIL (RGB) */
(201, 63, 7)
/* Java AWT */
new Color(201, 63, 7)
/* .NET */
Color.FromArgb(255, 201, 63, 7)
/* OpenGL / Unity (0–1) */
(0.7882f, 0.2471f, 0.0275f, 1f)
/* LaTeX */
\definecolor{brand}{RGB}{201,63,7}
modern cssclick to select
/* mix without leaving CSS */
background: color-mix(in oklab, #c93f07 85%, white);
border-color: color-mix(in oklab, #c93f07 40%, transparent);
/* theme-aware in one line */
color: light-dark(#7B2704, #EEDBD3);
/* relative colour syntax */
--hover: hsl(from #c93f07 h s calc(l - 7));

Design tokens

The same ramp in the four formats a team actually needs. Paste one and the whole palette lands with it.

css custom propertiesclick to select
:root {
  --brand-50: #FDF5F2;
  --brand-100: #FBEBE4;
  --brand-200: #F9D2C2;
  --brand-300: #FBB193;
  --brand-400: #F98A5C;
  --brand-500: #F76226;
  --brand-600: #ED4A08;
  --brand-700: #c93f07;
  --brand-800: #9E3105;
  --brand-900: #722709;
  --brand-950: #471805;
  --brand: #c93f07;
  --brand-ink: #ffffff;
  --brand-surface: #FAF6F4;
  --brand-border: #EDCDC0;
  --brand-hover: #A73406;
  --brand-pressed: #842905;
}
@media (prefers-color-scheme: dark) {
  :root {
    --brand-surface: #241814;
    --brand-ink: #EEDBD3;
  }
}
tailwind.config.jsclick to select
theme: {
  extend: {
    colors: {
      brand: {
        50: '#FDF5F2',
        100: '#FBEBE4',
        200: '#F9D2C2',
        300: '#FBB193',
        400: '#F98A5C',
        500: '#F76226',
        600: '#ED4A08',
        700: '#c93f07',
        800: '#9E3105',
        900: '#722709',
        950: '#471805',
        DEFAULT: '#c93f07',
      },
    },
  },
}
scss mapclick to select
$brand: (
  '50': #FDF5F2,
  '100': #FBEBE4,
  '200': #F9D2C2,
  '300': #FBB193,
  '400': #F98A5C,
  '500': #F76226,
  '600': #ED4A08,
  '700': #c93f07,
  '800': #9E3105,
  '900': #722709,
  '950': #471805,
);
$brand-base: #c93f07;
$brand-ink: #ffffff;

@function brand($step) { @return map-get($brand, $step); }
w3c design tokens (json)click to select
{
  "color": {
    "brand": {
      "50": { "$value": "#FDF5F2", "$type": "color" },
      "100": { "$value": "#FBEBE4", "$type": "color" },
      "200": { "$value": "#F9D2C2", "$type": "color" },
      "300": { "$value": "#FBB193", "$type": "color" },
      "400": { "$value": "#F98A5C", "$type": "color" },
      "500": { "$value": "#F76226", "$type": "color" },
      "600": { "$value": "#ED4A08", "$type": "color" },
      "700": { "$value": "#c93f07", "$type": "color" },
      "800": { "$value": "#9E3105", "$type": "color" },
      "900": { "$value": "#722709", "$type": "color" },
      "950": { "$value": "#471805", "$type": "color" }
    },
    "brandInk": { "$value": "#ffffff", "$type": "color" }
  }
}

Best text color

Only one of black and white can be right. This is the one, with the number that proves it.

Readable at a glance#ffffff on #c93f07 · 5.00:1
Use #ffffffAA at every size, AAA for large text only.
Aa
12px
Aa
16px
Aa
24px
Aa
White text · 5.00:1 · recommended
AA pass · AA large pass · AAA fail
Aa
Black text · 4.20:1
AA fail · AA large pass · AAA fail
Reading the other direction: #c93f07 as text scores 5.00:1 on white and 4.20:1 on black.
Best tinted ink on it, if plain black or white feels flat: #FEEDE6 at 4.40:1.

Make it accessible

A contrast checker tells you that you failed. This tells you what to ship instead — same hue, same saturation, lightness moved only as far as WCAG demands.

The quick fox
#c93f07 · 5.00:1
AA on whitealready passes
#c93f07
The quick fox
#9D3105 · 7.30:1
AAA on white−9% L
#9D3105
The quick fox
#D34207 · 4.55:1
AA on black+2% L
#D34207
The quick fox
#F8692F · 7.05:1
AAA on black+17% L
#F8692F

Large text — 24px regular or 18.66px bold and above — only needs 3:1, so #C93F07 is enough for headings on white. Non-text elements such as icons, chart strokes and focus rings also sit at 3:1 under WCAG 2.2 (1.4.11).

Accessibility — WCAG contrast

Aa
#c93f07 on white: 5.00:1
AA ✓ pass · AA-large · AAA
Aa
#c93f07 on black: 4.20:1
AA ✗ fail · AA-large · AAA
Against the neutral ladder

Contrast is symmetric, so each row covers both directions: #c93f07 as text on that neutral, and that neutral as text on #c93f07.

NeutralRatioBoth directions
White5.00:1AaAa
Slate 504.78:1AaAa
Slate 1004.57:1AaAa
Slate 2004.06:1AaAa
Slate 3003.37:1AaAa
Slate 4001.95:1AaAa
Slate 5001.05:1AaAa
Slate 6001.51:1AaAa
Slate 7002.07:1AaAa
Slate 8002.92:1AaAa
Slate 9003.57:1AaAa
Black4.20:1AaAa
Colour vision deficiency
true color
protanopia · #695C00
deuteranopia · #8B7B00
tritanopia · #DE0337

Roughly one man in twelve has some form of colour vision deficiency. If any of the three panels above is hard to tell apart from a neighbouring colour in your palette, add a shape, an icon or a label so the meaning does not rest on hue alone.

Color scale — 50 to 950

A Tailwind-shaped ramp built around this exact hex. #c93f07 is pinned to step 700; the rest hold its hue and let saturation ease off at the extremes so the pale end never turns neon.

#FDF5F2
#FBEBE4
#F9D2C2
#FBB193
#F98A5C
#F76226
#ED4A08
#c93f07
#9E3105
#722709
#471805
Base = 700Lightest = 50 · #FDF5F2Darkest = 950 · #471805Text step on white = 700
Perceptual ramp — OKLCH

The same eleven steps expressed in OKLCH, where equal lightness numbers actually look equally spaced. HSL ramps go muddy in the yellows and washed out in the blues; this one does not. Modern browsers render it natively — the hex ramp above is the fallback.

50100200300400500600700800900950
oklch tokensclick to select
:root {
  --brand-50: oklch(0.97 0.046 37.5);
  --brand-100: oklch(0.94 0.073 37.5);
  --brand-200: oklch(0.88 0.110 37.5);
  --brand-300: oklch(0.80 0.143 37.5);
  --brand-400: oklch(0.72 0.168 37.5);
  --brand-500: oklch(0.64 0.183 37.5);
  --brand-600: oklch(0.56 0.183 37.5);
  --brand-700: oklch(0.48 0.172 37.5);
  --brand-800: oklch(0.40 0.154 37.5);
  --brand-900: oklch(0.32 0.128 37.5);
  --brand-950: oklch(0.24 0.101 37.5);
}

Colors that work with #c93f07

Not a palette — a role sheet. Each swatch answers one question you will hit while building the component.

Text on it#ffffff
White wins here
Surface#FAF6F4
Tinted page background
Border#EDCDC0
Hairlines and dividers
Muted text#9B624B
Captions on the surface
Accent#03C2C9
Second voice, not a rival
Dark variant#7B2704
Hover, pressed, headers
Light variant#FEEDE6
Selected rows, tints
Dark surface#241814
Dark-mode background
Hover#A73406
One step down in lightness
Pressed#842905
Two steps down
Disabled#B5978B
Chroma pulled out
Focus ring#E44200
Offset from the fill so it reads
Light mode
Everything in its place

Surface, border, heading and body all derive from this one hue, so the screen stays coherent without a second palette.

Primary actionSecondaryBadge
Dark mode
Same hue, inverted

Lightness flips, hue holds. The accent stays the anchor in both themes.

Primary actionSecondaryAccent

In real components

The same eight roles, wired into the interface patterns you will actually build with them. Every state below is a computed value, not a mock-up.

Buttons and states
Save changesHoverPressedDisabled
OutlineSubtleLinkFocused
Form field
you@company.com

Focus ring uses the light variant so the field still reads as one shape.

Send me product updates
Notice
Your export is ready

The file stays available for seven days. Download it before it expires.

NewBetaDraft
Data
Storage used68%
Acme LtdActive
NorthwindTrial
GlobexActive

How to use #c93f07

Derived from its contrast, chroma and lightness — not from taste.

Works well for
  • Body text and links on white
  • Primary buttons and calls to action
  • Focus rings, active and selected states
  • Headers, footers and dark-mode surfaces
  • Brand accents, badges and data highlights
Use with care
  • Full-page backgrounds — tiring over long sessions
  • Black text placed on it
  • Pairing with a same-lightness hue — edges vibrate
Minimum size as text on white
Any size
Safe as a fill behind white type
Yes
Safe as a 1px border on white
Yes

Meaning and mood

What a colour in this family tends to signal, and how this particular chroma and lightness change the reading.

friendlyenergeticaffordablesocial

Orange is red with the aggression taken out — approachable, active, and strongly associated with buying and doing.

At this chroma the association is amplified — it will dominate anything placed beside it, so give it space and use it sparingly. The low lightness adds weight and formality.

Worth knowing

Hard to make feel premium, and it collides with the "caution" band in status systems.

Reads as
  • FormalityHigh
  • EnergyHigh
  • Weight59/100
  • TemperatureWarm
  • ApproachabilityHigh

Colour associations are cultural and vary by market. Treat these as a starting point for a conversation with your audience, not a finding about them.

Similar colors

One move away from this hex in each direction. Every swatch is its own page.

Color relationships

The wheel positions with their names attached, so you can grab the one you actually need.

Complementary#0791C9
Analogous left#C90730
Analogous right#C9A007
Split-complement 1#07C9A0
Split-complement 2#0730C9
Triadic 1#07C93F
Triadic 2#3F07C9
Tetradic#30C907
On the wheel
Base+30°−30°+120°+240°+180°17°

#c93f07 sits at 17°. Every dot is a harmony position and links to its own page in the table alongside.

RGB percentages

Red78.8%
Green24.7%
Blue2.7%
R · 0–255
201
0xc9
G · 0–255
63
0x3f
B · 0–255
7
0x07

CMYK percentages

Cyan0.0%
Magenta68.7%
Yellow96.5%
Key (black)21.2%

Total ink coverage is 186%. Most commercial presses cap around 300% — above that, sheets stop drying properly.

Color previews

#c93f07 text on a black background

contrast 4.20:1

Card sample

#c93f07 text on a white background

contrast 5.00:1

Card sample

#c93f07 on grey

4.57:1

#c93f07 on its own surface

4.66:1

#c93f07 on its dark surface

3.45:1

CSS3 live lab

Text font color

The quick brown fox

color: #c93f07;
Background color
Panel with #c93f07 background
background-color: #c93f07;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #c93f07;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(201, 63, 7, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(201, 63, 7, 0.45);
Border & gradient
Gradient panel
border: 3px solid #c93f07;
background: linear-gradient(135deg, #c93f07, #C9C007);
Gradient text

Gradient headline

background: linear-gradient(90deg, #c93f07, #A1C907);
-webkit-background-clip: text;
color: transparent;
Focus ring
Focused control
outline: 2px solid #c93f07;
outline-offset: 3px;
Underline & caret

Marked up text

text-decoration-color: #c93f07;
caret-color: #c93f07;
Left rule
Pull quote or callout
border-left: 4px solid #c93f07;
Ring + tint
Selected chip
background: #FEEDE6;
box-shadow: inset 0 0 0 2px #c93f07;
Conic badge
68%
background: conic-gradient(#c93f07 68%, #e2e8f0 0);

Transparency

What each alpha value actually composites to. The top row is #c93f07 over white; the bottom row is the same alpha over a checkerboard, so you can see what survives on a photo or a video.

Bottom row of hexes is the flattened result over white — use those when a design tool refuses transparency, or when you need a solid fallback.

alpha in every syntaxclick to select
rgba(201, 63, 7, 0.5)
rgb(201 63 7 / 50%)
#c93f0780
hsl(17 93% 41% / 50%)
color-mix(in srgb, #c93f07 50%, transparent)
Alpha8-digit hexFlat on white
10%#c93f071a#FAECE6
20%#c93f0733#F4D9CD
40%#c93f0766#E9B29C
60%#c93f0799#DF8C6A
80%#c93f07cc#D46539

Gradients from #c93f07

Six recipes, each built from this hex and shown with the exact CSS that produced it.

Elevation
Same hue, three lightnesses — safe anywhere
background: linear-gradient(135deg, #F75716, #c93f07 45%, #7B2704);
Duotone
A short hue run reads richer than a flat fill
background: linear-gradient(120deg, #c93f07, #A5AC06);
Complement sweep
Loud — keep it behind large type only
background: linear-gradient(90deg, #c93f07, #0791C9);
Spotlight
Hero panels and app headers
background: radial-gradient(120% 120% at 20% 0%, #F86C34 0%, #c93f07 45%, #7B2704 100%);
Soft wash
Section backgrounds that stay readable
background: linear-gradient(180deg, #FAF6F4, #ffffff);
Mesh
Ambient background, no image weight
background: radial-gradient(60% 60% at 15% 20%, #F70C52 0%, transparent 60%), radial-gradient(55% 55% at 85% 15%, #E7CA08 0%, transparent 60%), radial-gradient(70% 70% at 50% 95%, #7B2704 0%, transparent 65%), #c93f07;

Monochromatic scale

Palettes built from #c93f07

Shades — darker

Tints — lighter

Tones — desaturated

Color harmonies

Nearest named colors

Ranked with CIEDE2000 across all 139 CSS keywords. Under ΔE 2 the eye stops telling them apart; over ΔE 10 they are plainly different colors.

#c93f07 in the real world

Where a color in this family tends to land, and the interface roles it is usually asked to play.

Industries
E-commerceFood deliveryLogisticsCreator tools
Common UI roles
ButtonsLinksFocus statesCharts
Print note

Sits outside most CMYK gamuts — expect a duller press result, or specify a spot ink.

On screens

Holds up across typical panel gamma. Still worth checking on an uncalibrated laptop, where mid-tones shift most.

In dark mode

Too dim on dark surfaces at 4.20:1 — lift it to #D34207 for body text, or reserve it for fills.

Explore nearby colors

Small, deliberate steps away from this hex — useful when you are hunting for the version of a colour that finally feels right.

#c93f07, answered

What color is #c93f07?

#c93f07 is a dark electric orange, closest to Sienna (ΔE2000 9.1). It sits at 17° on the hue wheel with 93% saturation and 41% lightness, which reads as warm.

What is the RGB value of #c93f07?

rgb(201, 63, 7) — 201 red, 63 green and 7 blue out of 255, or 78.8% / 24.7% / 2.7% by channel.

What is #c93f07 in HSL and HSV?

hsl(17, 93%, 41%) and hsv(17, 97%, 79%). HSL is what CSS takes; HSV is what your design tool's picker shows, which is why the saturation numbers rarely match.

Is #c93f07 a light or a dark color?

It is a dark color. Relative luminance is 0.1599 and perceived brightness is 47%, so white text on it reaches 5.00:1.

Should I use black or white text on #c93f07?

White. It scores 5.00:1 against #c93f07, versus 4.20:1 for black — AA at any size.

Is #c93f07 accessible on a white background?

#c93f07 on white scores 5.00:1, which clears AA at every size but not AAA.

What is the complementary color of #c93f07?

#0791C9 sits directly opposite on the wheel. Softer options are the split-complements #07C9A0 and #0730C9, which give the same contrast with far less vibration.

What colors go well with #c93f07?

For interface work: #FAF6F4 as the surface, #EDCDC0 for borders, #9B624B for secondary text, #03C2C9 as an accent and #7B2704 for hover and pressed states. For a palette, the analogous pair #C90730 and #C9A007 stays calm, while #0791C9 is the loudest partner.

What is #c93f07 in CMYK for printing?

cmyk(0%, 69%, 97%, 21%). This is a screen-to-ink approximation — a color this saturated sits outside most CMYK gamuts and will print duller than it looks here.

Is #c93f07 warm or cool?

Warm — it scores 7 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #E25708; nudged cooler, #CB0514.

Which Tailwind color is closest to #c93f07?

The red family — its 500 step is #ef4444, ΔE2000 14 away. That is a visible difference, so define #c93f07 as a custom token rather than reaching for the built-in.

How do I use #c93f07 in Tailwind CSS?

Inline it as an arbitrary value with bg-[#c93f07] or text-[#c93f07], or register the whole ramp under theme.extend.colors.brand so you get bg-brand-500 and friends. The generated 50–950 scale on this page is ready to paste into your config.

What is #c93f07 with 50% opacity?

rgba(201, 63, 7, 0.5), or #c93f0780 in eight-digit hex. Over white that composites to #E49F83; over black, #652004.

Is #c93f07 a web-safe color?

No. The nearest web-safe colour is #CC3300, ΔE2000 2.1 away. The palette only matters for legacy displays and some email clients now.

What does the color #c93f07 mean?

As a orange, it reads friendly, energetic, affordable. Orange is red with the aggression taken out — approachable, active, and strongly associated with buying and doing. At this chroma the effect is amplified — it will dominate whatever sits beside it.

What gradient works with #c93f07?

The safest is same-hue elevation: linear-gradient(135deg, #F75716, #c93f07 45%, #7B2704). For more colour, a short hue run to #A5AC06 keeps it rich without turning muddy.

Work with #c93f07 in the Color Lab

Every tool opens with this colour already loaded.

Every value on this page is computed from #c93f07 at request time — conversions, contrast ratios and ΔE distances are calculated, never looked up.