#423B06#423B06

#423B06 is a dark, moderate yellow. Relative luminance 0.043; OKLCH L 34.9% C 0.069 H 101.3°. Best body text is #FFFFFF at 11.29:1 contrast (WCAG AA passes).

Color values

HEX	#423B06
RGB	rgb(66, 59, 6)
HSL	hsl(53, 83%, 14%)
HSV	hsv(53, 91%, 26%)
CMYK	cmyk(0%, 10.6%, 90.9%, 74.1%)
CIE-LAB	lab(24.64, -3.54, 31.04)
CIE-LCH	lch(24.64, 31.24, 96.50°)
OKLab	oklab(34.91% -0.0134 0.0673)
OKLCH	oklch(34.91% 0.069 101.3)
XYZ	xyz(3.8438, 4.2995, 0.7997)
Luminance	0.0430 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423B06 #060D42

analogous

#421D06 #423B06 #2B4206

triadic

#423B06 #06423B #3B0642

tetradic

#423B06 #06421D #060D42 #42062B

square

#423B06 #06421D #060D42 #42062B

split-complementary

#423B06 #062B42 #1D0642

monochromatic

#1C1903 #1C1903 #423B06 #7A6D0B #B29F10

Accessibility & contrast

On white

11.29

#423B06 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#423B06 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423B06

11.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423B06	#FFFFFF	#000000	##FFFFFF
##423B06	1.00	11.29	1.86	11.29
#FFFFFF	11.29	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423900

Deuteranopia (green-blind)

#443C0A

Tritanopia (blue-blind)

#483631

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #423b06;
/* rgb */ color: rgb(66, 59, 6);
/* oklch */ color: oklch(34.9% 0.069 101.3);

Tailwind

colors: {
  custom: {
    50: '#79704b',
    500: '#423b06',
    950: '#000000',
  },
}

SCSS

$custom: #423b06;
$custom-light: #79704b;
$custom-dark: #000000;

JSON

{
  "hex": "#423b06",
  "rgb": {
    "r": 66,
    "g": 59,
    "b": 6
  },
  "hsl": {
    "h": 53,
    "s": 83.333,
    "l": 14.118
  },
  "oklch": {
    "l": 0.34913,
    "c": 0.06862,
    "h": 101.3
  },
  "luminance": 0.04299
}

Semantic roles & 50–950 ramp

primary

#423B06

secondary

#222D82

accent

#46FA2E

background

#F7F6F4

surface

#EEECE7

border

#C9C7C3

text

#090701

muted

#7B7A77

Preview Lab

Preview with #423B06

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

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