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#951a21

a dark, vivid red · warm · closest name: Brown

RGB
149, 26, 33
HSL
357°, 70%, 34%
CMYK
0, 83, 78, 42
Luminance
0.0724

At a glance

Every number on this page in one read: what #951a21 is made of, how bright it looks, and which way it leans.

Hex
#951a21
Hue
357°
red
Saturation
70%
vivid
Lightness
34%
dark
Brightness
58%
HSV value
Perceived
33%
weighted brightness
Luminance
0.0724
WCAG relative
Temperature
Warm
19/100 cool
Color family
Red
Tone
Vivid
Best ink
White
8.58:1
Closest name
Brown
ΔE2000 4.3
Where it sits
Hue357° of 360°
Saturation70%
Lightness34%
Temperature
Warm ← → Cool19% cool

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

Every format

HEX#951a21
RGBrgb(149, 26, 33)
HSLhsl(357, 70%, 34%)
CMYKcmyk(0%, 83%, 78%, 42%)
LABlab(32.4 49.5 29.3)
LCHlch(32.4 57.5 30.6)
OKLCHoklch(0.436 0.158 24.4)
Decimal9771553
Display P3color(display-p3 0.584 0.102 0.129)

Copy-ready code

/* CSS */
color: #951a21;
background-color: #951a21;
/* Tailwind (arbitrary) */
class="text-[#951a21] bg-[#951a21]"
/* SCSS */
$brand: #951a21;
/* SwiftUI */
Color(red: 0.584, green: 0.102, blue: 0.129)
/* Android */
Color.parseColor("#951a21")
/* Flutter */
Color(0xFF951A21)
/* Python / OpenCV (BGR) */
(33, 26, 149)

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 #951a21 · 8.58:1
Use #ffffffAAA at every size.
Aa
White text · 8.58:1 · recommended
AA pass · AA large pass · AAA pass
Aa
Black text · 2.45:1
AA fail · AA large fail · AAA fail
Reading the other direction: #951a21 as text scores 8.58:1 on white and 2.45:1 on black.

Accessibility — WCAG contrast

Aa
#951a21 on white: 8.58:1
AA ✓ pass · AA-large · AAA
Aa
#951a21 on black: 2.45:1
AA ✗ fail · AA-large · AAA
true color
protanopia · #413B20
deuteranopia · #60551C
tritanopia · #A5001E

Color scale — 50 to 950

A Tailwind-shaped ramp built around this exact hex. #951a21 is pinned to step 800; the rest hold its hue and let saturation ease off at the extremes so the pale end never turns neon.

#FCF3F4
#F8E7E8
#F2C9CC
#EE9FA4
#E67076
#DE4049
#D0242E
#AE1E26
#951a21
#65161A
#3F0E10
Base = 800Lightest = 50 · #FCF3F4Darkest = 950 · #3F0E10
:root {
  --brand-50: #FCF3F4;
  --brand-100: #F8E7E8;
  --brand-200: #F2C9CC;
  --brand-300: #EE9FA4;
  --brand-400: #E67076;
  --brand-500: #DE4049;
  --brand-600: #D0242E;
  --brand-700: #AE1E26;
  --brand-800: #951a21;
  --brand-900: #65161A;
  --brand-950: #3F0E10;
  --brand: #951a21;
  --brand-ink: #ffffff;
}

Colors that work with #951a21

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#FAF4F5
Tinted page background
Border#EDC0C2
Hairlines and dividers
Muted text#9B4B4F
Captions on the surface
Accent#169871
Second voice, not a rival
Dark variant#6D1318
Hover, pressed, headers
Light variant#FBE9EA
Selected rows, tints
Dark surface#241415
Dark-mode background
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

How to use #951a21

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
  • Text on black or near-black surfaces
  • Full-page backgrounds — tiring over long sessions
  • Black text placed on it
  • Pairing with a same-lightness hue — edges vibrate

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#1A958E
Analogous left#951A5E
Analogous right#95501A
Split-complement 1#1A9550
Split-complement 2#1A5E95
Triadic 1#21951A
Triadic 2#1A2195
Tetradic#5E951A

RGB percentages

Red58.4%
Green10.2%
Blue12.9%

CMYK percentages

Cyan0.0%
Magenta82.6%
Yellow77.9%
Key (black)41.6%

Color previews

#951a21 text on a black background

contrast 2.45:1

Card sample

#951a21 text on a white background

contrast 8.58:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #951a21;
Background color
Panel with #951a21 background
background-color: #951a21;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #951a21;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(149, 26, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(149, 26, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #951a21;
background: linear-gradient(135deg, #951a21, #95651A);

Monochromatic scale

Palettes built from #951a21

Shades — darker

Tints — lighter

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.

#951a21 in the real world

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

Industries
Food and drinkEntertainmentRetailSport
Common UI roles
ButtonsLinksFocus statesCharts
Print note

Converts to four-color process without much drama. Proof it anyway.

#951a21, answered

What color is #951a21?

#951a21 is a dark vivid red, closest to Brown (ΔE2000 4.3). It sits at 357° on the hue wheel with 70% saturation and 34% lightness, which reads as warm.

What is the RGB value of #951a21?

rgb(149, 26, 33) — 149 red, 26 green and 33 blue out of 255, or 58.4% / 10.2% / 12.9% by channel.

Is #951a21 a light or a dark color?

It is a dark color. Relative luminance is 0.0724 and perceived brightness is 33%, so white text on it reaches 8.58:1.

Should I use black or white text on #951a21?

White. It scores 8.58:1 against #951a21, versus 2.45:1 for black — AAA at any size.

What is the complementary color of #951a21?

#1A958E sits directly opposite on the wheel. Softer options are the split-complements #1A9550 and #1A5E95, which give the same contrast with far less vibration.

What colors go well with #951a21?

For interface work: #FAF4F5 as the surface, #EDC0C2 for borders, #9B4B4F for secondary text, #169871 as an accent and #6D1318 for hover and pressed states. For a palette, the analogous pair #951A5E and #95501A stays calm, while #1A958E is the loudest partner.

What is #951a21 in CMYK for printing?

cmyk(0%, 83%, 78%, 42%). This is a screen-to-ink approximation — ask your printer for a proof before committing to a run.

Is #951a21 warm or cool?

Warm — it scores 19 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #953A1A; nudged cooler, #97184E.

Work with #951a21 in the Color Lab