#424339#424339

#424339 is a dark, near-neutral yellow. Relative luminance 0.055; OKLCH L 37.9% C 0.017 H 111.8°. Best body text is #FFFFFF at 10.03:1 contrast (WCAG AA passes).

Color values

HEX	#424339
RGB	rgb(66, 67, 57)
HSL	hsl(66, 8%, 24%)
HSV	hsv(66, 15%, 26%)
CMYK	cmyk(1.5%, 0%, 14.9%, 73.7%)
CIE-LAB	lab(28.03, -2.53, 5.94)
CIE-LCH	lch(28.03, 6.46, 113.04°)
OKLab	oklab(37.87% -0.0062 0.0154)
OKLCH	oklch(37.87% 0.017 111.8)
XYZ	xyz(4.9924, 5.4680, 4.6625)
Luminance	0.0547 (WCAG relative)
Temperature	neutral
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424339 #3A3943

analogous

#433F39 #424339 #3D4339

triadic

#424339 #394243 #433942

tetradic

#424339 #39433F #3A3943 #43393D

square

#424339 #39433F #3A3943 #43393D

split-complementary

#424339 #393D43 #3F3943

monochromatic

#10110E #21221D #424339 #636455 #838571

Accessibility & contrast

On white

10.03

#424339 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#424339 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424339

10.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424339	#FFFFFF	#000000	##FFFFFF
##424339	1.00	10.03	2.09	10.03
#FFFFFF	10.03	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#454238

Deuteranopia (green-blind)

#454239

Tritanopia (blue-blind)

#434240

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #424339;
/* rgb */ color: rgb(66, 67, 57);
/* oklch */ color: oklch(37.9% 0.017 111.8);

Tailwind

colors: {
  custom: {
    50: '#76776f',
    500: '#424339',
    950: '#000000',
  },
}

SCSS

$custom: #424339;
$custom-light: #76776f;
$custom-dark: #000000;

JSON

{
  "hex": "#424339",
  "rgb": {
    "r": 66,
    "g": 67,
    "b": 57
  },
  "hsl": {
    "h": 66,
    "s": 8.065,
    "l": 24.314
  },
  "oklch": {
    "l": 0.37865,
    "c": 0.01657,
    "h": 111.8
  },
  "luminance": 0.05468
}

Semantic roles & 50–950 ramp

primary

#424339

secondary

#676672

accent

#77B17D

background

#F7F7F6

surface

#EDEDEC

border

#C8C8C7

text

#080807

muted

#7B7B7A

Preview Lab

Preview with #424339

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

Preview Lab → · Contrast checker → · Palette generator →