#57901B#57901B

#57901B is a mid, vivid yellow-green. Relative luminance 0.221; OKLCH L 59.2% C 0.155 H 132.9°. Best body text is #000000 at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#57901B
RGB	rgb(87, 144, 27)
HSL	hsl(89, 68%, 34%)
HSV	hsv(89, 81%, 56%)
CMYK	cmyk(39.6%, 0%, 81.3%, 43.5%)
CIE-LAB	lab(54.08, -37.38, 51.43)
CIE-LCH	lch(54.08, 63.58, 126.01°)
OKLab	oklab(59.17% -0.1055 0.1135)
OKLCH	oklch(59.17% 0.155 132.9)
XYZ	xyz(14.1014, 22.0512, 4.5500)
Luminance	0.2205 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57901B #541B90

analogous

#908E1B #57901B #1C901B

triadic

#57901B #1B5790 #901B57

tetradic

#57901B #1B908E #541B90 #901B1C

square

#57901B #1B908E #541B90 #901B1C

split-complementary

#57901B #1B1C90 #8E1B90

monochromatic

#192908 #385C11 #57901B #76C425 #95DD49

Accessibility & contrast

On white

3.88

#57901B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.41

#57901B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #57901B

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57901B	#FFFFFF	#000000	##000000
##57901B	1.00	3.88	5.41	5.41
#FFFFFF	3.88	1.00	21.00	21.00
#000000	5.41	21.00	1.00	1.00
##000000	5.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#968400

Deuteranopia (green-blind)

#8E8028

Tritanopia (blue-blind)

#578A7B

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #57901b;
/* rgb */ color: rgb(87, 144, 27);
/* oklch */ color: oklch(59.2% 0.155 132.9);

Tailwind

colors: {
  custom: {
    50: '#8cb162',
    500: '#57901b',
    950: '#000000',
  },
}

SCSS

$custom: #57901b;
$custom-light: #8cb162;
$custom-dark: #000000;

JSON

{
  "hex": "#57901b",
  "rgb": {
    "r": 87,
    "g": 144,
    "b": 27
  },
  "hsl": {
    "h": 89.231,
    "s": 68.421,
    "l": 33.529
  },
  "oklch": {
    "l": 0.59165,
    "c": 0.15497,
    "h": 132.9
  },
  "luminance": 0.22052
}

Semantic roles & 50–950 ramp

primary

#57901B

secondary

#8248BF

accent

#3DEB92

background

#F8FAF6

surface

#F0F5EB

border

#CBCFC6

text

#0D1006

muted

#7D7F7A

Preview Lab

Preview with #57901B

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

Preview Lab → · Contrast checker → · Palette generator →