#21240B#21240B

#21240B is a dark, muted yellow. Relative luminance 0.016; OKLCH L 25.0% C 0.041 H 115.1°. Best body text is #FFFFFF at 15.89:1 contrast (WCAG AA passes).

Color values

HEX	#21240B
RGB	rgb(33, 36, 11)
HSL	hsl(67, 53%, 9%)
HSV	hsv(67, 69%, 14%)
CMYK	cmyk(8.3%, 0%, 69.4%, 85.9%)
CIE-LAB	lab(13.29, -6.10, 14.93)
CIE-LCH	lch(13.29, 16.13, 112.21°)
OKLab	oklab(25.04% -0.0176 0.0375)
OKLCH	oklch(25.04% 0.041 115.1)
XYZ	xyz(1.3185, 1.6093, 0.5577)
Luminance	0.0161 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21240B #0E0B24

analogous

#241B0B #21240B #15240B

triadic

#21240B #0B2124 #240B21

tetradic

#21240B #0B241B #0E0B24 #240B15

square

#21240B #0B241B #0E0B24 #240B15

split-complementary

#21240B #0B1524 #1B0B24

monochromatic

#151707 #151707 #21240B #4C5319 #778228

Accessibility & contrast

On white

15.89

#21240B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#21240B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21240B

15.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21240B	#FFFFFF	#000000	##FFFFFF
##21240B	1.00	15.89	1.32	15.89
#FFFFFF	15.89	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#272209

Deuteranopia (green-blind)

#27220C

Tritanopia (blue-blind)

#23221E

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #21240b;
/* rgb */ color: rgb(33, 36, 11);
/* oklch */ color: oklch(25.0% 0.041 115.1);

Tailwind

colors: {
  custom: {
    50: '#5c5e4c',
    500: '#21240b',
    950: '#000000',
  },
}

SCSS

$custom: #21240b;
$custom-light: #5c5e4c;
$custom-dark: #000000;

JSON

{
  "hex": "#21240b",
  "rgb": {
    "r": 33,
    "g": 36,
    "b": 11
  },
  "hsl": {
    "h": 67.2,
    "s": 53.191,
    "l": 9.216
  },
  "oklch": {
    "l": 0.25036,
    "c": 0.04147,
    "h": 115.1
  },
  "luminance": 0.01609
}

Semantic roles & 50–950 ramp

primary

#21240B

secondary

#322C5F

accent

#4BDD5D

background

#F5F5F4

surface

#E9E9E7

border

#C5C5C3

text

#040401

muted

#797977

Preview Lab

Preview with #21240B

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

Preview Lab → · Contrast checker → · Palette generator →