#28240D#28240D

#28240D is a dark, muted yellow. Relative luminance 0.017; OKLCH L 25.9% C 0.038 H 99.6°. Best body text is #FFFFFF at 15.57:1 contrast (WCAG AA passes).

Color values

HEX	#28240D
RGB	rgb(40, 36, 13)
HSL	hsl(51, 51%, 10%)
HSV	hsv(51, 68%, 16%)
CMYK	cmyk(0%, 10%, 67.5%, 84.3%)
CIE-LAB	lab(14.07, -2.04, 15.19)
CIE-LCH	lch(14.07, 15.33, 97.66°)
OKLab	oklab(25.85% -0.0063 0.0373)
OKLCH	oklch(25.85% 0.038 99.6)
XYZ	xyz(1.5786, 1.7420, 0.6338)
Luminance	0.0174 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28240D #0D1128

analogous

#28160D #28240D #1E280D

triadic

#28240D #0D2824 #240D28

tetradic

#28240D #0D2816 #0D1128 #280D1E

square

#28240D #0D2816 #0D1128 #280D1E

split-complementary

#28240D #0D1E28 #160D28

monochromatic

#171508 #171508 #28240D #564E1C #84772B

Accessibility & contrast

On white

15.57

#28240D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#28240D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28240D

15.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28240D	#FFFFFF	#000000	##FFFFFF
##28240D	1.00	15.57	1.35	15.57
#FFFFFF	15.57	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#28230B

Deuteranopia (green-blind)

#29240E

Tritanopia (blue-blind)

#2B211F

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #28240d;
/* rgb */ color: rgb(40, 36, 13);
/* oklch */ color: oklch(25.9% 0.038 99.6);

Tailwind

colors: {
  custom: {
    50: '#625e4d',
    500: '#28240d',
    950: '#000000',
  },
}

SCSS

$custom: #28240d;
$custom-light: #625e4d;
$custom-dark: #000000;

JSON

{
  "hex": "#28240d",
  "rgb": {
    "r": 40,
    "g": 36,
    "b": 13
  },
  "hsl": {
    "h": 51.111,
    "s": 50.943,
    "l": 10.392
  },
  "oklch": {
    "l": 0.25853,
    "c": 0.03785,
    "h": 99.6
  },
  "luminance": 0.01742
}

Semantic roles & 50–950 ramp

primary

#28240D

secondary

#2F3662

accent

#62DA4D

background

#F5F5F4

surface

#EAE9E7

border

#C6C5C3

text

#050401

muted

#797977

Preview Lab

Preview with #28240D

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

Preview Lab → · Contrast checker → · Palette generator →