#42551A#42551A

#42551A is a dark, moderate yellow-green. Relative luminance 0.077; OKLCH L 42.0% C 0.087 H 125.2°. Best body text is #FFFFFF at 8.25:1 contrast (WCAG AA passes).

Color values

HEX	#42551A
RGB	rgb(66, 85, 26)
HSL	hsl(79, 53%, 22%)
HSV	hsv(79, 69%, 33%)
CMYK	cmyk(22.4%, 0%, 69.4%, 66.7%)
CIE-LAB	lab(33.41, -17.49, 30.97)
CIE-LCH	lch(33.41, 35.57, 119.45°)
OKLab	oklab(42% -0.05 0.0709)
OKLCH	oklch(42% 0.087 125.2)
XYZ	xyz(5.6817, 7.7298, 2.1697)
Luminance	0.0773 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42551A #2D1A55

analogous

#554B1A #42551A #25551A

triadic

#42551A #1A4255 #551A42

tetradic

#42551A #1A554B #2D1A55 #551A25

square

#42551A #1A554B #2D1A55 #551A25

split-complementary

#42551A #1A2555 #4B1A55

monochromatic

#121707 #1E260C #42551A #668428 #8BB337

Accessibility & contrast

On white

8.25

#42551A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#42551A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42551A

8.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42551A	#FFFFFF	#000000	##FFFFFF
##42551A	1.00	8.25	2.55	8.25
#FFFFFF	8.25	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A4F13

Deuteranopia (green-blind)

#574E1E

Tritanopia (blue-blind)

#455149

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #42551a;
/* rgb */ color: rgb(66, 85, 26);
/* oklch */ color: oklch(42.0% 0.087 125.2);

Tailwind

colors: {
  custom: {
    50: '#78855a',
    500: '#42551a',
    950: '#000000',
  },
}

SCSS

$custom: #42551a;
$custom-light: #78855a;
$custom-dark: #000000;

JSON

{
  "hex": "#42551a",
  "rgb": {
    "r": 66,
    "g": 85,
    "b": 26
  },
  "hsl": {
    "h": 79.322,
    "s": 53.153,
    "l": 21.765
  },
  "oklch": {
    "l": 0.42,
    "c": 0.08676,
    "h": 125.2
  },
  "luminance": 0.0773
}

Semantic roles & 50–950 ramp

primary

#42551A

secondary

#58408B

accent

#4BDD7A

background

#F7F8F5

surface

#EDEFE9

border

#C8CAC5

text

#090B04

muted

#7B7C79

Preview Lab

Preview with #42551A

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

Preview Lab → · Contrast checker → · Palette generator →