#42440D#42440D

#42440D is a dark, moderate yellow. Relative luminance 0.053; OKLCH L 37.3% C 0.074 H 111.6°. Best body text is #FFFFFF at 10.17:1 contrast (WCAG AA passes).

Color values

HEX	#42440D
RGB	rgb(66, 68, 13)
HSL	hsl(62, 68%, 16%)
HSV	hsv(62, 81%, 27%)
CMYK	cmyk(2.9%, 0%, 80.9%, 73.3%)
CIE-LAB	lab(27.63, -8.72, 31.01)
CIE-LCH	lch(27.63, 32.21, 105.71°)
OKLab	oklab(37.32% -0.0271 0.0686)
OKLCH	oklch(37.32% 0.074 111.6)
XYZ	xyz(4.3867, 5.3217, 1.1768)
Luminance	0.0532 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42440D #0F0D44

analogous

#442A0D #42440D #26440D

triadic

#42440D #0D4244 #440D42

tetradic

#42440D #0D442A #0F0D44 #440D26

square

#42440D #0D442A #0F0D44 #440D26

split-complementary

#42440D #0D2644 #2A0D44

monochromatic

#191A05 #191A05 #42440D #747717 #A6AB21

Accessibility & contrast

On white

10.17

#42440D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#42440D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42440D

10.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42440D	#FFFFFF	#000000	##FFFFFF
##42440D	1.00	10.17	2.06	10.17
#FFFFFF	10.17	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A4104

Deuteranopia (green-blind)

#4A4211

Tritanopia (blue-blind)

#473F39

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #42440d;
/* rgb */ color: rgb(66, 68, 13);
/* oklch */ color: oklch(37.3% 0.074 111.6);

Tailwind

colors: {
  custom: {
    50: '#797750',
    500: '#42440d',
    950: '#000000',
  },
}

SCSS

$custom: #42440d;
$custom-light: #797750;
$custom-dark: #000000;

JSON

{
  "hex": "#42440d",
  "rgb": {
    "r": 66,
    "g": 68,
    "b": 13
  },
  "hsl": {
    "h": 62.182,
    "s": 67.901,
    "l": 15.882
  },
  "oklch": {
    "l": 0.37315,
    "c": 0.07378,
    "h": 111.6
  },
  "luminance": 0.05322
}

Semantic roles & 50–950 ramp

primary

#42440D

secondary

#302D7F

accent

#3DEB43

background

#F7F7F4

surface

#EDEDE7

border

#C8C8C3

text

#090802

muted

#7B7B78

Preview Lab

Preview with #42440D

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

Preview Lab → · Contrast checker → · Palette generator →