#28240A#28240A

#28240A is a dark, muted yellow. Relative luminance 0.017; OKLCH L 25.8% C 0.041 H 100.6°. Best body text is #FFFFFF at 15.59:1 contrast (WCAG AA passes).

Color values

HEX	#28240A
RGB	rgb(40, 36, 10)
HSL	hsl(52, 60%, 10%)
HSV	hsv(52, 75%, 16%)
CMYK	cmyk(0%, 10%, 75%, 84.3%)
CIE-LAB	lab(14.03, -2.35, 16.47)
CIE-LCH	lch(14.03, 16.63, 98.11°)
OKLab	oklab(25.81% -0.0076 0.0408)
OKLCH	oklch(25.81% 0.041 100.6)
XYZ	xyz(1.5608, 1.7348, 0.5397)
Luminance	0.0174 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28240A #0A0E28

analogous

#28150A #28240A #1D280A

triadic

#28240A #0A2824 #240A28

tetradic

#28240A #0A2815 #0A0E28 #280A1D

square

#28240A #0A2815 #0A0E28 #280A1D

split-complementary

#28240A #0A1D28 #150A28

monochromatic

#181606 #181606 #28240A #595016 #8A7C22

Accessibility & contrast

On white

15.59

#28240A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#28240A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28240A

15.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28240A	#FFFFFF	#000000	##FFFFFF
##28240A	1.00	15.59	1.35	15.59
#FFFFFF	15.59	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#282307

Deuteranopia (green-blind)

#29240B

Tritanopia (blue-blind)

#2C211E

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #28240a;
/* rgb */ color: rgb(40, 36, 10);
/* oklch */ color: oklch(25.8% 0.041 100.6);

Tailwind

colors: {
  custom: {
    50: '#635e4b',
    500: '#28240a',
    950: '#000000',
  },
}

SCSS

$custom: #28240a;
$custom-light: #635e4b;
$custom-dark: #000000;

JSON

{
  "hex": "#28240a",
  "rgb": {
    "r": 40,
    "g": 36,
    "b": 10
  },
  "hsl": {
    "h": 52,
    "s": 60,
    "l": 9.804
  },
  "oklch": {
    "l": 0.25807,
    "c": 0.04147,
    "h": 100.6
  },
  "luminance": 0.01735
}

Semantic roles & 50–950 ramp

primary

#28240A

secondary

#293165

accent

#5AE345

background

#F5F5F4

surface

#EAE9E7

border

#C6C5C3

text

#050401

muted

#797977

Preview Lab

Preview with #28240A

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

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