#282F04#282F04

#282F04 is a dark, moderate yellow. Relative luminance 0.025; OKLCH L 28.9% C 0.063 H 118.6°. Best body text is #FFFFFF at 14.01:1 contrast (WCAG AA passes).

Color values

HEX	#282F04
RGB	rgb(40, 47, 4)
HSL	hsl(70, 84%, 10%)
HSV	hsv(70, 91%, 18%)
CMYK	cmyk(14.9%, 0%, 91.5%, 81.6%)
CIE-LAB	lab(17.89, -10.04, 23.76)
CIE-LCH	lch(17.89, 25.79, 112.92°)
OKLab	oklab(28.87% -0.0302 0.0553)
OKLCH	oklch(28.87% 0.063 118.6)
XYZ	xyz(1.9135, 2.4929, 0.4952)
Luminance	0.0249 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282F04 #0B042F

analogous

#2F2004 #282F04 #132F04

triadic

#282F04 #04282F #2F0428

tetradic

#282F04 #042F20 #0B042F #2F0413

square

#282F04 #042F20 #0B042F #2F0413

split-complementary

#282F04 #04132F #20042F

monochromatic

#181C02 #181C02 #282F04 #586709 #88A00E

Accessibility & contrast

On white

14.01

#282F04 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#282F04 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282F04

14.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282F04	#FFFFFF	#000000	##FFFFFF
##282F04	1.00	14.01	1.50	14.01
#FFFFFF	14.01	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#332C00

Deuteranopia (green-blind)

#322C07

Tritanopia (blue-blind)

#2B2C27

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #282f04;
/* rgb */ color: rgb(40, 47, 4);
/* oklch */ color: oklch(28.9% 0.063 118.6);

Tailwind

colors: {
  custom: {
    50: '#636749',
    500: '#282f04',
    950: '#000000',
  },
}

SCSS

$custom: #282f04;
$custom-light: #636749;
$custom-dark: #000000;

JSON

{
  "hex": "#282f04",
  "rgb": {
    "r": 40,
    "g": 47,
    "b": 4
  },
  "hsl": {
    "h": 69.767,
    "s": 84.314,
    "l": 10
  },
  "oklch": {
    "l": 0.2887,
    "c": 0.06299,
    "h": 118.6
  },
  "luminance": 0.02493
}

Semantic roles & 50–950 ramp

primary

#282F04

secondary

#2B1D72

accent

#2DFB4F

background

#F6F6F4

surface

#EBEBE7

border

#C6C6C3

text

#050601

muted

#7A7A77

Preview Lab

Preview with #282F04

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

Preview Lab → · Contrast checker → · Palette generator →