#423A05#423A05

#423A05 is a dark, moderate yellow. Relative luminance 0.042; OKLCH L 34.6% C 0.068 H 100.0°. Best body text is #FFFFFF at 11.42:1 contrast (WCAG AA passes).

Color values

HEX	#423A05
RGB	rgb(66, 58, 5)
HSL	hsl(52, 86%, 14%)
HSV	hsv(52, 92%, 26%)
CMYK	cmyk(0%, 12.1%, 92.4%, 74.1%)
CIE-LAB	lab(24.31, -2.96, 31.13)
CIE-LCH	lch(24.31, 31.27, 95.43°)
OKLab	oklab(34.65% -0.0119 0.0674)
OKLCH	oklch(34.65% 0.068 100)
XYZ	xyz(3.7874, 4.1955, 0.7539)
Luminance	0.0420 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423A05 #050D42

analogous

#421C05 #423A05 #2C4205

triadic

#423A05 #05423A #3A0542

tetradic

#423A05 #05421C #050D42 #42052C

square

#423A05 #05421C #050D42 #42052C

split-complementary

#423A05 #052C42 #1C0542

monochromatic

#1C1902 #1C1902 #423A05 #7B6C09 #B49E0E

Accessibility & contrast

On white

11.42

#423A05 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#423A05 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423A05

11.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423A05	#FFFFFF	#000000	##FFFFFF
##423A05	1.00	11.42	1.84	11.42
#FFFFFF	11.42	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#413800

Deuteranopia (green-blind)

#433B09

Tritanopia (blue-blind)

#483530

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #423a05;
/* rgb */ color: rgb(66, 58, 5);
/* oklch */ color: oklch(34.6% 0.068 100.0);

Tailwind

colors: {
  custom: {
    50: '#796f4b',
    500: '#423a05',
    950: '#000000',
  },
}

SCSS

$custom: #423a05;
$custom-light: #796f4b;
$custom-dark: #000000;

JSON

{
  "hex": "#423a05",
  "rgb": {
    "r": 66,
    "g": 58,
    "b": 5
  },
  "hsl": {
    "h": 52.131,
    "s": 85.915,
    "l": 13.922
  },
  "oklch": {
    "l": 0.34648,
    "c": 0.06842,
    "h": 100
  },
  "luminance": 0.04195
}

Semantic roles & 50–950 ramp

primary

#423A05

secondary

#202D82

accent

#47FC2C

background

#F7F6F4

surface

#EEECE7

border

#C9C7C3

text

#090701

muted

#7B7A77

Preview Lab

Preview with #423A05

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

Preview Lab → · Contrast checker → · Palette generator →