#425B1B#425B1B

#425B1B is a dark, moderate yellow-green. Relative luminance 0.087; OKLCH L 43.6% C 0.095 H 128.1°. Best body text is #FFFFFF at 7.65:1 contrast (WCAG AA passes).

Color values

HEX	#425B1B
RGB	rgb(66, 91, 27)
HSL	hsl(83, 54%, 23%)
HSV	hsv(83, 70%, 36%)
CMYK	cmyk(27.5%, 0%, 70.3%, 64.3%)
CIE-LAB	lab(35.44, -20.60, 32.66)
CIE-LCH	lch(35.44, 38.61, 122.24°)
OKLab	oklab(43.64% -0.0585 0.0746)
OKLCH	oklch(43.64% 0.095 128.1)
XYZ	xyz(6.1857, 8.7194, 2.3938)
Luminance	0.0872 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425B1B #341B5B

analogous

#5B541B #425B1B #225B1B

triadic

#425B1B #1B425B #5B1B42

tetradic

#425B1B #1B5B54 #341B5B #5B1B22

square

#425B1B #1B5B54 #341B5B #5B1B22

split-complementary

#425B1B #1B225B #541B5B

monochromatic

#111807 #202C0D #425B1B #648A29 #86B937

Accessibility & contrast

On white

7.65

#425B1B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#425B1B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #425B1B

7.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425B1B	#FFFFFF	#000000	##FFFFFF
##425B1B	1.00	7.65	2.74	7.65
#FFFFFF	7.65	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605413

Deuteranopia (green-blind)

#5C5320

Tritanopia (blue-blind)

#44574E

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #425b1b;
/* rgb */ color: rgb(66, 91, 27);
/* oklch */ color: oklch(43.6% 0.095 128.1);

Tailwind

colors: {
  custom: {
    50: '#79895b',
    500: '#425b1b',
    950: '#000000',
  },
}

SCSS

$custom: #425b1b;
$custom-light: #79895b;
$custom-dark: #000000;

JSON

{
  "hex": "#425b1b",
  "rgb": {
    "r": 66,
    "g": 91,
    "b": 27
  },
  "hsl": {
    "h": 83.438,
    "s": 54.237,
    "l": 23.137
  },
  "oklch": {
    "l": 0.43642,
    "c": 0.09479,
    "h": 128.1
  },
  "luminance": 0.0872
}

Semantic roles & 50–950 ramp

primary

#425B1B

secondary

#604191

accent

#4ADE84

background

#F7F8F5

surface

#EDF0E9

border

#C8CBC5

text

#090B04

muted

#7B7C79

Preview Lab

Preview with #425B1B

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

Preview Lab → · Contrast checker → · Palette generator →