#28240C#28240C

#28240C is a dark, muted yellow. Relative luminance 0.017; OKLCH L 25.8% C 0.039 H 100.0°. Best body text is #FFFFFF at 15.58:1 contrast (WCAG AA passes).

Color values

HEX	#28240C
RGB	rgb(40, 36, 12)
HSL	hsl(51, 54%, 10%)
HSV	hsv(51, 70%, 16%)
CMYK	cmyk(0%, 10%, 70%, 84.3%)
CIE-LAB	lab(14.06, -2.15, 15.64)
CIE-LCH	lch(14.06, 15.79, 97.82°)
OKLab	oklab(25.84% -0.0068 0.0385)
OKLCH	oklch(25.84% 0.039 100)
XYZ	xyz(1.5724, 1.7395, 0.6007)
Luminance	0.0174 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28240C #0C1028

analogous

#28160C #28240C #1E280C

triadic

#28240C #0C2824 #240C28

tetradic

#28240C #0C2816 #0C1028 #280C1E

square

#28240C #0C2816 #0C1028 #280C1E

split-complementary

#28240C #0C1E28 #160C28

monochromatic

#181507 #181507 #28240C #574E1A #867928

Accessibility & contrast

On white

15.58

#28240C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#28240C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28240C

15.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28240C	#FFFFFF	#000000	##FFFFFF
##28240C	1.00	15.58	1.35	15.58
#FFFFFF	15.58	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#28230A

Deuteranopia (green-blind)

#29240D

Tritanopia (blue-blind)

#2B211F

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #28240c;
/* rgb */ color: rgb(40, 36, 12);
/* oklch */ color: oklch(25.8% 0.039 100.0);

Tailwind

colors: {
  custom: {
    50: '#635e4c',
    500: '#28240c',
    950: '#000000',
  },
}

SCSS

$custom: #28240c;
$custom-light: #635e4c;
$custom-dark: #000000;

JSON

{
  "hex": "#28240c",
  "rgb": {
    "r": 40,
    "g": 36,
    "b": 12
  },
  "hsl": {
    "h": 51.429,
    "s": 53.846,
    "l": 10.196
  },
  "oklch": {
    "l": 0.25837,
    "c": 0.0391,
    "h": 100
  },
  "luminance": 0.01739
}

Semantic roles & 50–950 ramp

primary

#28240C

secondary

#2D3563

accent

#60DD4B

background

#F5F5F4

surface

#EAE9E7

border

#C6C5C3

text

#050401

muted

#797977

Preview Lab

Preview with #28240C

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

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