#42551E#42551E

#42551E is a dark, moderate yellow-green. Relative luminance 0.077; OKLCH L 42.0% C 0.083 H 125.8°. Best body text is #FFFFFF at 8.24:1 contrast (WCAG AA passes).

Color values

HEX	#42551E
RGB	rgb(66, 85, 30)
HSL	hsl(81, 48%, 23%)
HSV	hsv(81, 65%, 33%)
CMYK	cmyk(22.4%, 0%, 64.7%, 66.7%)
CIE-LAB	lab(33.45, -17.12, 29.02)
CIE-LCH	lch(33.45, 33.69, 120.53°)
OKLab	oklab(42.05% -0.0486 0.0673)
OKLCH	oklch(42.05% 0.083 125.8)
XYZ	xyz(5.7296, 7.7489, 2.4219)
Luminance	0.0775 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42551E #311E55

analogous

#554C1E #42551E #27551E

triadic

#42551E #1E4255 #551E42

tetradic

#42551E #1E554C #311E55 #551E27

square

#42551E #1E554C #311E55 #551E27

split-complementary

#42551E #1E2755 #4C1E55

monochromatic

#121708 #1F280E #42551E #65822E #88AF3E

Accessibility & contrast

On white

8.24

#42551E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#42551E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42551E

8.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42551E	#FFFFFF	#000000	##FFFFFF
##42551E	1.00	8.24	2.55	8.24
#FFFFFF	8.24	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A4F18

Deuteranopia (green-blind)

#574E22

Tritanopia (blue-blind)

#455149

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #42551e;
/* rgb */ color: rgb(66, 85, 30);
/* oklch */ color: oklch(42.0% 0.083 125.8);

Tailwind

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

SCSS

$custom: #42551e;
$custom-light: #78855c;
$custom-dark: #000000;

JSON

{
  "hex": "#42551e",
  "rgb": {
    "r": 66,
    "g": 85,
    "b": 30
  },
  "hsl": {
    "h": 80.727,
    "s": 47.826,
    "l": 22.549
  },
  "oklch": {
    "l": 0.42046,
    "c": 0.08301,
    "h": 125.8
  },
  "luminance": 0.07749
}

Semantic roles & 50–950 ramp

primary

#42551E

secondary

#5D458A

accent

#50D77F

background

#F7F8F5

surface

#EDEFE9

border

#C8CAC5

text

#090B04

muted

#7B7C79

Preview Lab

Preview with #42551E

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

Preview Lab → · Contrast checker → · Palette generator →