#423E1D#423E1D

#423E1D is a dark, muted yellow. Relative luminance 0.047; OKLCH L 35.9% C 0.050 H 102.4°. Best body text is #FFFFFF at 10.83:1 contrast (WCAG AA passes).

Color values

HEX	#423E1D
RGB	rgb(66, 62, 29)
HSL	hsl(54, 39%, 19%)
HSV	hsv(54, 56%, 26%)
CMYK	cmyk(0%, 6.1%, 56.1%, 74.1%)
CIE-LAB	lab(25.84, -3.70, 20.75)
CIE-LCH	lch(25.84, 21.07, 100.10°)
OKLab	oklab(35.94% -0.0108 0.0493)
OKLCH	oklch(35.94% 0.05 102.4)
XYZ	xyz(4.1913, 4.6923, 1.8471)
Luminance	0.0469 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423E1D #1D2142

analogous

#422B1D #423E1D #33421D

triadic

#423E1D #1D423E #3E1D42

tetradic

#423E1D #1D422B #1D2142 #421D33

square

#423E1D #1D422B #1D2142 #421D33

split-complementary

#423E1D #1D3342 #2B1D42

monochromatic

#151409 #17160A #423E1D #6D6630 #978E42

Accessibility & contrast

On white

10.83

#423E1D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#423E1D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423E1D

10.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423E1D	#FFFFFF	#000000	##FFFFFF
##423E1D	1.00	10.83	1.94	10.83
#FFFFFF	10.83	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433C1A

Deuteranopia (green-blind)

#453E1E

Tritanopia (blue-blind)

#473A36

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #423e1d;
/* rgb */ color: rgb(66, 62, 29);
/* oklch */ color: oklch(35.9% 0.050 102.4);

Tailwind

colors: {
  custom: {
    50: '#77735a',
    500: '#423e1d',
    950: '#000000',
  },
}

SCSS

$custom: #423e1d;
$custom-light: #77735a;
$custom-dark: #000000;

JSON

{
  "hex": "#423e1d",
  "rgb": {
    "r": 66,
    "g": 62,
    "b": 29
  },
  "hsl": {
    "h": 53.514,
    "s": 38.947,
    "l": 18.627
  },
  "oklch": {
    "l": 0.35941,
    "c": 0.05048,
    "h": 102.4
  },
  "luminance": 0.04692
}

Semantic roles & 50–950 ramp

primary

#423E1D

secondary

#444977

accent

#66CF59

background

#F7F6F5

surface

#EDECE9

border

#C8C7C5

text

#090803

muted

#7B7B78

Preview Lab

Preview with #423E1D

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

Preview Lab → · Contrast checker → · Palette generator →