#28280A#28280A

#28280A is a dark, muted yellow. Relative luminance 0.020; OKLCH L 26.9% C 0.047 H 109.2°. Best body text is #FFFFFF at 15.02:1 contrast (WCAG AA passes).

Color values

HEX	#28280A
RGB	rgb(40, 40, 10)
HSL	hsl(60, 60%, 10%)
HSV	hsv(60, 75%, 16%)
CMYK	cmyk(0%, 0%, 75%, 84.3%)
CIE-LAB	lab(15.44, -5.04, 18.29)
CIE-LCH	lch(15.44, 18.97, 105.41°)
OKLab	oklab(26.93% -0.0153 0.0441)
OKLCH	oklch(26.93% 0.047 109.2)
XYZ	xyz(1.6887, 1.9907, 0.5824)
Luminance	0.0199 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28280A #0A0A28

analogous

#28190A #28280A #19280A

triadic

#28280A #0A2828 #280A28

tetradic

#28280A #0A2819 #0A0A28 #280A19

square

#28280A #0A2819 #0A0A28 #280A19

split-complementary

#28280A #0A1928 #190A28

monochromatic

#181806 #181806 #28280A #595916 #8A8A22

Accessibility & contrast

On white

15.02

#28280A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#28280A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28280A

15.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28280A	#FFFFFF	#000000	##FFFFFF
##28280A	1.00	15.02	1.40	15.02
#FFFFFF	15.02	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C2607

Deuteranopia (green-blind)

#2C270C

Tritanopia (blue-blind)

#2B2522

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #28280a;
/* rgb */ color: rgb(40, 40, 10);
/* oklch */ color: oklch(26.9% 0.047 109.2);

Tailwind

colors: {
  custom: {
    50: '#63614b',
    500: '#28280a',
    950: '#000000',
  },
}

SCSS

$custom: #28280a;
$custom-light: #63614b;
$custom-dark: #000000;

JSON

{
  "hex": "#28280a",
  "rgb": {
    "r": 40,
    "g": 40,
    "b": 10
  },
  "hsl": {
    "h": 60,
    "s": 60,
    "l": 9.804
  },
  "oklch": {
    "l": 0.26928,
    "c": 0.04665,
    "h": 109.2
  },
  "luminance": 0.01991
}

Semantic roles & 50–950 ramp

primary

#28280A

secondary

#292965

accent

#45E345

background

#F5F5F4

surface

#EAE9E7

border

#C6C5C3

text

#050501

muted

#797977

Preview Lab

Preview with #28280A

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

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