#423E09#423E09

#423E09 is a dark, moderate yellow. Relative luminance 0.046; OKLCH L 35.7% C 0.070 H 104.9°. Best body text is #FFFFFF at 10.91:1 contrast (WCAG AA passes).

Color values

HEX	#423E09
RGB	rgb(66, 62, 9)
HSL	hsl(56, 76%, 15%)
HSV	hsv(56, 86%, 26%)
CMYK	cmyk(0%, 6.1%, 86.4%, 74.1%)
CIE-LAB	lab(25.63, -5.26, 30.76)
CIE-LCH	lch(25.63, 31.21, 99.71°)
OKLab	oklab(35.71% -0.0179 0.0672)
OKLCH	oklch(35.71% 0.07 104.9)
XYZ	xyz(4.0189, 4.6234, 0.9391)
Luminance	0.0462 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423E09 #090D42

analogous

#422109 #423E09 #2A4209

triadic

#423E09 #09423E #3E0942

tetradic

#423E09 #094221 #090D42 #42092A

square

#423E09 #094221 #090D42 #42092A

split-complementary

#423E09 #092A42 #210942

monochromatic

#1B1904 #1B1904 #423E09 #787110 #AEA318

Accessibility & contrast

On white

10.91

#423E09 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#423E09 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423E09

10.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423E09	#FFFFFF	#000000	##FFFFFF
##423E09	1.00	10.91	1.92	10.91
#FFFFFF	10.91	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#443B01

Deuteranopia (green-blind)

#463E0D

Tritanopia (blue-blind)

#483934

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #423e09;
/* rgb */ color: rgb(66, 62, 9);
/* oklch */ color: oklch(35.7% 0.070 104.9);

Tailwind

colors: {
  custom: {
    50: '#79734d',
    500: '#423e09',
    950: '#000000',
  },
}

SCSS

$custom: #423e09;
$custom-light: #79734d;
$custom-dark: #000000;

JSON

{
  "hex": "#423e09",
  "rgb": {
    "r": 66,
    "g": 62,
    "b": 9
  },
  "hsl": {
    "h": 55.789,
    "s": 76,
    "l": 14.706
  },
  "oklch": {
    "l": 0.35711,
    "c": 0.06956,
    "h": 104.9
  },
  "luminance": 0.04623
}

Semantic roles & 50–950 ramp

primary

#423E09

secondary

#272D80

accent

#43F335

background

#F7F6F4

surface

#EEECE7

border

#C9C7C3

text

#090801

muted

#7B7B77

Preview Lab

Preview with #423E09

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

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