#57B31E#57B31E

#57B31E is a light, vivid yellow-green. Relative luminance 0.344; OKLCH L 68.3% C 0.196 H 136.9°. Best body text is #000000 at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#57B31E
RGB	rgb(87, 179, 30)
HSL	hsl(97, 71%, 41%)
HSV	hsv(97, 83%, 70%)
CMYK	cmyk(51.4%, 0%, 83.2%, 29.8%)
CIE-LAB	lab(65.25, -51.40, 60.76)
CIE-LCH	lch(65.25, 79.59, 130.23°)
OKLab	oklab(68.34% -0.143 0.1336)
OKLCH	oklch(68.34% 0.196 136.9)
XYZ	xyz(20.2843, 34.3587, 6.7911)
Luminance	0.3436 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B31E #7A1EB3

analogous

#A1B31E #57B31E #1EB32F

triadic

#57B31E #1E57B3 #B31E57

tetradic

#57B31E #1EA1B3 #7A1EB3 #B32F1E

square

#57B31E #1EA1B3 #7A1EB3 #B32F1E

split-complementary

#57B31E #2F1EB3 #B31EA1

monochromatic

#244A0C #3E7F15 #57B31E #73DD32 #97E566

Accessibility & contrast

On white

2.67

#57B31E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.87

#57B31E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B31E

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B31E	#FFFFFF	#000000	##000000
##57B31E	1.00	2.67	7.87	7.87
#FFFFFF	2.67	1.00	21.00	21.00
#000000	7.87	21.00	1.00	1.00
##000000	7.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9A300

Deuteranopia (green-blind)

#AD9C31

Tritanopia (blue-blind)

#51AC98

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #57b31e;
/* rgb */ color: rgb(87, 179, 30);
/* oklch */ color: oklch(68.3% 0.196 136.9);

Tailwind

colors: {
  custom: {
    50: '#90ca69',
    500: '#57b31e',
    950: '#000000',
  },
}

SCSS

$custom: #57b31e;
$custom-light: #90ca69;
$custom-dark: #000000;

JSON

{
  "hex": "#57b31e",
  "rgb": {
    "r": 87,
    "g": 179,
    "b": 30
  },
  "hsl": {
    "h": 97.047,
    "s": 71.292,
    "l": 40.98
  },
  "oklch": {
    "l": 0.68339,
    "c": 0.19567,
    "h": 136.9
  },
  "luminance": 0.3436
}

Semantic roles & 50–950 ramp

primary

#57B31E

secondary

#A362CB

accent

#3AEEA9

background

#F9FCF6

surface

#F2F8EC

border

#CCD1C7

text

#0E1307

muted

#7E827A

Preview Lab

Preview with #57B31E

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

Preview Lab → · Contrast checker → · Palette generator →