#423A09#423A09

#423A09 is a dark, moderate yellow. Relative luminance 0.042; OKLCH L 34.7% C 0.066 H 99.5°. Best body text is #FFFFFF at 11.41:1 contrast (WCAG AA passes).

Color values

HEX	#423A09
RGB	rgb(66, 58, 9)
HSL	hsl(52, 76%, 15%)
HSV	hsv(52, 86%, 26%)
CMYK	cmyk(0%, 12.1%, 86.4%, 74.1%)
CIE-LAB	lab(24.34, -2.75, 29.53)
CIE-LCH	lch(24.34, 29.65, 95.32°)
OKLab	oklab(34.68% -0.0108 0.0647)
OKLCH	oklch(34.68% 0.066 99.5)
XYZ	xyz(3.8093, 4.2043, 0.8692)
Luminance	0.0420 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423A09 #091142

analogous

#421E09 #423A09 #2E4209

triadic

#423A09 #09423A #3A0942

tetradic

#423A09 #09421E #091142 #42092E

square

#423A09 #09421E #091142 #42092E

split-complementary

#423A09 #092E42 #1E0942

monochromatic

#1B1804 #1B1804 #423A09 #786910 #AE9918

Accessibility & contrast

On white

11.41

#423A09 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#423A09 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423A09

11.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423A09	#FFFFFF	#000000	##FFFFFF
##423A09	1.00	11.41	1.84	11.41
#FFFFFF	11.41	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#413802

Deuteranopia (green-blind)

#433B0C

Tritanopia (blue-blind)

#483531

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #423a09;
/* rgb */ color: rgb(66, 58, 9);
/* oklch */ color: oklch(34.7% 0.066 99.5);

Tailwind

colors: {
  custom: {
    50: '#796f4d',
    500: '#423a09',
    950: '#000000',
  },
}

SCSS

$custom: #423a09;
$custom-light: #796f4d;
$custom-dark: #000000;

JSON

{
  "hex": "#423a09",
  "rgb": {
    "r": 66,
    "g": 58,
    "b": 9
  },
  "hsl": {
    "h": 51.579,
    "s": 76,
    "l": 14.706
  },
  "oklch": {
    "l": 0.34679,
    "c": 0.06557,
    "h": 99.5
  },
  "luminance": 0.04204
}

Semantic roles & 50–950 ramp

primary

#423A09

secondary

#273380

accent

#50F335

background

#F7F6F4

surface

#EEECE7

border

#C9C7C3

text

#090701

muted

#7B7A77

Preview Lab

Preview with #423A09

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

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