#423E05#423E05

#423E05 is a dark, moderate yellow. Relative luminance 0.046; OKLCH L 35.7% C 0.072 H 105.2°. Best body text is #FFFFFF at 10.92:1 contrast (WCAG AA passes).

Color values

HEX	#423E05
RGB	rgb(66, 62, 5)
HSL	hsl(56, 86%, 14%)
HSV	hsv(56, 92%, 26%)
CMYK	cmyk(0%, 6.1%, 92.4%, 74.1%)
CIE-LAB	lab(25.61, -5.47, 32.37)
CIE-LCH	lch(25.61, 32.83, 99.59°)
OKLab	oklab(35.68% -0.019 0.0698)
OKLCH	oklch(35.68% 0.072 105.2)
XYZ	xyz(3.9970, 4.6146, 0.8237)
Luminance	0.0461 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423E05 #050942

analogous

#422005 #423E05 #284205

triadic

#423E05 #05423E #3E0542

tetradic

#423E05 #054220 #050942 #420528

square

#423E05 #054220 #050942 #420528

split-complementary

#423E05 #052842 #200542

monochromatic

#1C1B02 #1C1B02 #423E05 #7B7309 #B4A90E

Accessibility & contrast

On white

10.92

#423E05 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#423E05 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423E05

10.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423E05	#FFFFFF	#000000	##FFFFFF
##423E05	1.00	10.92	1.92	10.92
#FFFFFF	10.92	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#453B00

Deuteranopia (green-blind)

#463E0A

Tritanopia (blue-blind)

#483934

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #423e05;
/* rgb */ color: rgb(66, 62, 5);
/* oklch */ color: oklch(35.7% 0.072 105.2);

Tailwind

colors: {
  custom: {
    50: '#79734b',
    500: '#423e05',
    950: '#000000',
  },
}

SCSS

$custom: #423e05;
$custom-light: #79734b;
$custom-dark: #000000;

JSON

{
  "hex": "#423e05",
  "rgb": {
    "r": 66,
    "g": 62,
    "b": 5
  },
  "hsl": {
    "h": 56.066,
    "s": 85.915,
    "l": 13.922
  },
  "oklch": {
    "l": 0.35682,
    "c": 0.07229,
    "h": 105.2
  },
  "luminance": 0.04614
}

Semantic roles & 50–950 ramp

primary

#423E05

secondary

#202782

accent

#39FC2C

background

#F7F6F4

surface

#EEECE7

border

#C9C7C3

text

#090801

muted

#7B7B77

Preview Lab

Preview with #423E05

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

Preview Lab → · Contrast checker → · Palette generator →