#42440C#42440C

#42440C 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 10.18:1 contrast (WCAG AA passes).

Color values

HEX	#42440C
RGB	rgb(66, 68, 12)
HSL	hsl(62, 70%, 16%)
HSV	hsv(62, 82%, 27%)
CMYK	cmyk(2.9%, 0%, 82.4%, 73.3%)
CIE-LAB	lab(27.63, -8.78, 31.42)
CIE-LCH	lch(27.63, 32.62, 105.61°)
OKLab	oklab(37.31% -0.0274 0.0693)
OKLCH	oklch(37.31% 0.074 111.6)
XYZ	xyz(4.3804, 5.3192, 1.1437)
Luminance	0.0532 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42440C #0E0C44

analogous

#442A0C #42440C #26440C

triadic

#42440C #0C4244 #440C42

tetradic

#42440C #0C442A #0E0C44 #440C26

square

#42440C #0C442A #0E0C44 #440C26

split-complementary

#42440C #0C2644 #2A0C44

monochromatic

#191A05 #191A05 #42440C #747815 #A7AC1E

Accessibility & contrast

On white

10.18

#42440C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#42440C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42440C

10.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42440C	#FFFFFF	#000000	##FFFFFF
##42440C	1.00	10.18	2.06	10.18
#FFFFFF	10.18	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A4003

Deuteranopia (green-blind)

#4A4211

Tritanopia (blue-blind)

#473F39

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #42440c;
/* rgb */ color: rgb(66, 68, 12);
/* oklch */ color: oklch(37.3% 0.074 111.6);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#42440c",
  "rgb": {
    "r": 66,
    "g": 68,
    "b": 12
  },
  "hsl": {
    "h": 62.143,
    "s": 70,
    "l": 15.686
  },
  "oklch": {
    "l": 0.37307,
    "c": 0.07448,
    "h": 111.6
  },
  "luminance": 0.05319
}

Semantic roles & 50–950 ramp

primary

#42440C

secondary

#2F2C80

accent

#3BED41

background

#F7F7F4

surface

#EDEDE7

border

#C8C8C3

text

#090802

muted

#7B7B78

Preview Lab

Preview with #42440C

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

Preview Lab → · Contrast checker → · Palette generator →