#423F14#423F14

#423F14 is a dark, moderate yellow. Relative luminance 0.048; OKLCH L 36.1% C 0.062 H 105.3°. Best body text is #FFFFFF at 10.75:1 contrast (WCAG AA passes).

Color values

HEX	#423F14
RGB	rgb(66, 63, 20)
HSL	hsl(56, 53%, 17%)
HSV	hsv(56, 70%, 26%)
CMYK	cmyk(0%, 4.5%, 69.7%, 74.1%)
CIE-LAB	lab(26.05, -5.18, 26.07)
CIE-LCH	lch(26.05, 26.58, 101.24°)
OKLab	oklab(36.07% -0.0163 0.0595)
OKLCH	oklch(36.07% 0.062 105.3)
XYZ	xyz(4.1507, 4.7639, 1.3626)
Luminance	0.0476 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423F14 #141742

analogous

#422814 #423F14 #2E4214

triadic

#423F14 #14423F #3F1442

tetradic

#423F14 #144228 #141742 #42142E

square

#423F14 #144228 #141742 #42142E

split-complementary

#423F14 #142E42 #281442

monochromatic

#171607 #171607 #423F14 #716C22 #A09930

Accessibility & contrast

On white

10.75

#423F14 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#423F14 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423F14

10.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423F14	#FFFFFF	#000000	##FFFFFF
##423F14	1.00	10.75	1.95	10.75
#FFFFFF	10.75	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#453D0F

Deuteranopia (green-blind)

#463F16

Tritanopia (blue-blind)

#473B36

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #423f14;
/* rgb */ color: rgb(66, 63, 20);
/* oklch */ color: oklch(36.1% 0.062 105.3);

Tailwind

colors: {
  custom: {
    50: '#787354',
    500: '#423f14',
    950: '#000000',
  },
}

SCSS

$custom: #423f14;
$custom-light: #787354;
$custom-dark: #000000;

JSON

{
  "hex": "#423f14",
  "rgb": {
    "r": 66,
    "g": 63,
    "b": 20
  },
  "hsl": {
    "h": 56.087,
    "s": 53.488,
    "l": 16.863
  },
  "oklch": {
    "l": 0.36073,
    "c": 0.06173,
    "h": 105.3
  },
  "luminance": 0.04764
}

Semantic roles & 50–950 ramp

primary

#423F14

secondary

#383C7A

accent

#54DD4B

background

#F7F7F4

surface

#EDEDE7

border

#C8C8C3

text

#090803

muted

#7B7B78

Preview Lab

Preview with #423F14

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

Preview Lab → · Contrast checker → · Palette generator →