#423D09#423D09

#423D09 is a dark, moderate yellow. Relative luminance 0.045; OKLCH L 35.5% C 0.069 H 103.6°. Best body text is #FFFFFF at 11.04:1 contrast (WCAG AA passes).

Color values

HEX	#423D09
RGB	rgb(66, 61, 9)
HSL	hsl(55, 76%, 15%)
HSV	hsv(55, 86%, 26%)
CMYK	cmyk(0%, 7.6%, 86.4%, 74.1%)
CIE-LAB	lab(25.31, -4.64, 30.46)
CIE-LCH	lch(25.31, 30.81, 98.66°)
OKLab	oklab(35.45% -0.0162 0.0666)
OKLCH	oklch(35.45% 0.069 103.6)
XYZ	xyz(3.9650, 4.5156, 0.9211)
Luminance	0.0452 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423D09 #090E42

analogous

#422109 #423D09 #2B4209

triadic

#423D09 #09423D #3D0942

tetradic

#423D09 #094221 #090E42 #42092B

square

#423D09 #094221 #090E42 #42092B

split-complementary

#423D09 #092B42 #210942

monochromatic

#1B1904 #1B1904 #423D09 #786F10 #AEA118

Accessibility & contrast

On white

11.04

#423D09 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#423D09 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423D09

11.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423D09	#FFFFFF	#000000	##FFFFFF
##423D09	1.00	11.04	1.90	11.04
#FFFFFF	11.04	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433B01

Deuteranopia (green-blind)

#453D0D

Tritanopia (blue-blind)

#483833

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #423d09;
/* rgb */ color: rgb(66, 61, 9);
/* oklch */ color: oklch(35.5% 0.069 103.6);

Tailwind

colors: {
  custom: {
    50: '#79724d',
    500: '#423d09',
    950: '#000000',
  },
}

SCSS

$custom: #423d09;
$custom-light: #79724d;
$custom-dark: #000000;

JSON

{
  "hex": "#423d09",
  "rgb": {
    "r": 66,
    "g": 61,
    "b": 9
  },
  "hsl": {
    "h": 54.737,
    "s": 76,
    "l": 14.706
  },
  "oklch": {
    "l": 0.35452,
    "c": 0.06851,
    "h": 103.6
  },
  "luminance": 0.04515
}

Semantic roles & 50–950 ramp

primary

#423D09

secondary

#272F80

accent

#46F335

background

#F7F6F4

surface

#EEECE7

border

#C9C7C3

text

#090701

muted

#7B7A77

Preview Lab

Preview with #423D09

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

Preview Lab → · Contrast checker → · Palette generator →