Skip to content

#af423c

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

RGB
175, 66, 60
HSL
3°, 49%, 46%
CMYK
0, 62, 66, 31
Luminance
0.1334

At a glance

Every number on this page in one read: what #af423c is made of, how bright it looks, and which way it leans.

Hex
#af423c
Hue
red
Saturation
49%
vivid
Lightness
46%
balanced
Brightness
69%
HSV value
Perceived
43%
weighted brightness
Luminance
0.1334
WCAG relative
Temperature
Warm
15/100 cool
Color family
Red
Tone
Vivid
Best ink
White
5.73:1
Closest name
Brown
ΔE2000 5.4
Where it sits
Hue3° of 360°
Saturation49%
Lightness46%
Temperature
Warm ← → Cool15% 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#af423c
RGBrgb(175, 66, 60)
HSLhsl(3, 49%, 46%)
CMYKcmyk(0%, 62%, 66%, 31%)
LABlab(43.3 44.1 27.1)
LCHlch(43.3 51.8 31.5)
OKLCHoklch(0.528 0.144 26.3)
Decimal11485756
Display P3color(display-p3 0.686 0.259 0.235)

Copy-ready code

/* CSS */
color: #af423c;
background-color: #af423c;
/* Tailwind (arbitrary) */
class="text-[#af423c] bg-[#af423c]"
/* SCSS */
$brand: #af423c;
/* SwiftUI */
Color(red: 0.686, green: 0.259, blue: 0.235)
/* Android */
Color.parseColor("#af423c")
/* Flutter */
Color(0xFFAF423C)
/* Python / OpenCV (BGR) */
(60, 66, 175)

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 #af423c · 5.73:1
Use #ffffffAA at every size, AAA for large text only.
Aa
White text · 5.73:1 · recommended
AA pass · AA large pass · AAA fail
Aa
Black text · 3.67:1
AA fail · AA large pass · AAA fail
Reading the other direction: #af423c as text scores 5.73:1 on white and 3.67:1 on black.

Accessibility — WCAG contrast

Aa
#af423c on white: 5.73:1
AA ✓ pass · AA-large · AAA
Aa
#af423c on black: 3.67:1
AA ✗ fail · AA-large · AAA
true color
protanopia · #5F573B
deuteranopia · #7A6F39
tritanopia · #C02B41

Color scale — 50 to 950

A Tailwind-shaped ramp built around this exact hex. #af423c is pinned to step 600; the rest hold its hue and let saturation ease off at the extremes so the pale end never turns neon.

#FAF5F4
#F6EAEA
#ECD1D0
#E2AEAB
#D48682
#C65E58
#af423c
#983934
#7A2E2A
#592522
#371715
Base = 600Lightest = 50 · #FAF5F4Darkest = 950 · #371715
:root {
  --brand-50: #FAF5F4;
  --brand-100: #F6EAEA;
  --brand-200: #ECD1D0;
  --brand-300: #E2AEAB;
  --brand-400: #D48682;
  --brand-500: #C65E58;
  --brand-600: #af423c;
  --brand-700: #983934;
  --brand-800: #7A2E2A;
  --brand-900: #592522;
  --brand-950: #371715;
  --brand: #af423c;
  --brand-ink: #ffffff;
}

Colors that work with #af423c

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#FAF5F4
Tinted page background
Border#EAC4C2
Hairlines and dividers
Muted text#9B4F4B
Captions on the surface
Accent#309C87
Second voice, not a rival
Dark variant#5F2421
Hover, pressed, headers
Light variant#F8EDEC
Selected rows, tints
Dark surface#241514
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 #af423c

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
  • Brand accents, badges and data highlights
Use with care
  • Full-page backgrounds — tiring over long sessions
  • 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#3CA9AF
Analogous left#AF3C70
Analogous right#AF7B3C
Split-complement 1#3CAF7B
Split-complement 2#3C70AF
Triadic 1#3CAF42
Triadic 2#423CAF
Tetradic#70AF3C

RGB percentages

Red68.6%
Green25.9%
Blue23.5%

CMYK percentages

Cyan0.0%
Magenta62.3%
Yellow65.7%
Key (black)31.4%

Color previews

#af423c text on a black background

contrast 3.67:1

Card sample

#af423c text on a white background

contrast 5.73:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #af423c;
Background color
Panel with #af423c background
background-color: #af423c;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #af423c;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(175, 66, 60, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(175, 66, 60, 0.45);
Border & gradient
Gradient panel
border: 3px solid #af423c;
background: linear-gradient(135deg, #af423c, #AF8F3C);

Monochromatic scale

Palettes built from #af423c

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.

#af423c 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.

#af423c, answered

What color is #af423c?

#af423c is a balanced vivid red, closest to Brown (ΔE2000 5.4). It sits at 3° on the hue wheel with 49% saturation and 46% lightness, which reads as warm.

What is the RGB value of #af423c?

rgb(175, 66, 60) — 175 red, 66 green and 60 blue out of 255, or 68.6% / 25.9% / 23.5% by channel.

Is #af423c a light or a dark color?

It is a dark color. Relative luminance is 0.1334 and perceived brightness is 43%, so white text on it reaches 5.73:1.

Should I use black or white text on #af423c?

White. It scores 5.73:1 against #af423c, versus 3.67:1 for black — AA at any size.

What is the complementary color of #af423c?

#3CA9AF sits directly opposite on the wheel. Softer options are the split-complements #3CAF7B and #3C70AF, which give the same contrast with far less vibration.

What colors go well with #af423c?

For interface work: #FAF5F4 as the surface, #EAC4C2 for borders, #9B4F4B for secondary text, #309C87 as an accent and #5F2421 for hover and pressed states. For a palette, the analogous pair #AF3C70 and #AF7B3C stays calm, while #3CA9AF is the loudest partner.

What is #af423c in CMYK for printing?

cmyk(0%, 62%, 66%, 31%). This is a screen-to-ink approximation — ask your printer for a proof before committing to a run.

Is #af423c warm or cool?

Warm — it scores 15 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #AF5F3C; nudged cooler, #B13A5F.

Work with #af423c in the Color Lab