#AB431F#AB431F

#AB431F is a mid, vivid orange. Relative luminance 0.128; OKLCH L 51.9% C 0.145 H 38.5°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#AB431F
RGB	rgb(171, 67, 31)
HSL	hsl(15, 69%, 40%)
HSV	hsv(15, 82%, 67%)
CMYK	cmyk(0%, 60.8%, 81.9%, 32.9%)
CIE-LAB	lab(42.42, 40.80, 41.98)
CIE-LCH	lch(42.42, 58.55, 45.82°)
OKLab	oklab(51.9% 0.1136 0.0902)
OKLCH	oklch(51.9% 0.145 38.5)
XYZ	xyz(19.0511, 12.7738, 2.7585)
Luminance	0.1277 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AB431F #1F87AB

analogous

#AB1F41 #AB431F #AB891F

triadic

#AB431F #1FAB43 #431FAB

tetradic

#AB431F #41AB1F #1F87AB #891FAB

square

#AB431F #41AB1F #1F87AB #891FAB

split-complementary

#AB431F #1FAB89 #1F41AB

monochromatic

#431A0C #772F16 #AB431F #D95A2E #E38362

Accessibility & contrast

On white

5.91

#AB431F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#AB431F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AB431F

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AB431F	#FFFFFF	#000000	##FFFFFF
##AB431F	1.00	5.91	3.55	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#61561A

Deuteranopia (green-blind)

#7A6D1B

Tritanopia (blue-blind)

#BC293C

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #ab431f;
/* rgb */ color: rgb(171, 67, 31);
/* oklch */ color: oklch(51.9% 0.145 38.5);

Tailwind

colors: {
  custom: {
    50: '#cc7b5e',
    500: '#ab431f',
    950: '#000000',
  },
}

SCSS

$custom: #ab431f;
$custom-light: #cc7b5e;
$custom-dark: #000000;

JSON

{
  "hex": "#ab431f",
  "rgb": {
    "r": 171,
    "g": 67,
    "b": 31
  },
  "hsl": {
    "h": 15.429,
    "s": 69.307,
    "l": 39.608
  },
  "oklch": {
    "l": 0.51904,
    "c": 0.14503,
    "h": 38.5
  },
  "luminance": 0.12771
}

Semantic roles & 50–950 ramp

primary

#AB431F

secondary

#5EACC7

accent

#BFEC3C

background

#FDF7F5

surface

#FBEEE9

border

#D4C9C5

text

#150A04

muted

#837C79

Preview Lab

Preview with #AB431F

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →