#57B027#57B027

#57B027 is a light, vivid yellow-green. Relative luminance 0.332; OKLCH L 67.6% C 0.188 H 137.3°. Best body text is #000000 at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#57B027
RGB	rgb(87, 176, 39)
HSL	hsl(99, 64%, 42%)
HSV	hsv(99, 78%, 69%)
CMYK	cmyk(50.6%, 0%, 77.8%, 31%)
CIE-LAB	lab(64.34, -49.79, 57.32)
CIE-LCH	lch(64.34, 75.92, 130.98°)
OKLab	oklab(67.61% -0.1381 0.1277)
OKLCH	oklch(67.61% 0.188 137.3)
XYZ	xyz(19.8214, 33.2220, 7.2871)
Luminance	0.3322 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B027 #8027B0

analogous

#9CB027 #57B027 #27B03B

triadic

#57B027 #2757B0 #B02757

tetradic

#57B027 #279CB0 #8027B0 #B03B27

square

#57B027 #279CB0 #8027B0 #B03B27

split-complementary

#57B027 #3B27B0 #B0279C

monochromatic

#254C11 #3E7E1C #57B027 #74D540 #98E072

Accessibility & contrast

On white

2.75

#57B027 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.64

#57B027 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B027

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B027	#FFFFFF	#000000	##000000
##57B027	1.00	2.75	7.64	7.64
#FFFFFF	2.75	1.00	21.00	21.00
#000000	7.64	21.00	1.00	1.00
##000000	7.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A100

Deuteranopia (green-blind)

#AA9936

Tritanopia (blue-blind)

#51AA96

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #57b027;
/* rgb */ color: rgb(87, 176, 39);
/* oklch */ color: oklch(67.6% 0.188 137.3);

Tailwind

colors: {
  custom: {
    50: '#8fc86c',
    500: '#57b027',
    950: '#000000',
  },
}

SCSS

$custom: #57b027;
$custom-light: #8fc86c;
$custom-dark: #000000;

JSON

{
  "hex": "#57b027",
  "rgb": {
    "r": 87,
    "g": 176,
    "b": 39
  },
  "hsl": {
    "h": 98.978,
    "s": 63.721,
    "l": 42.157
  },
  "oklch": {
    "l": 0.67606,
    "c": 0.1881,
    "h": 137.3
  },
  "luminance": 0.33223
}

Semantic roles & 50–950 ramp

primary

#57B027

secondary

#A76CC7

accent

#41E7AD

background

#F9FCF6

surface

#F2F8EC

border

#CCD1C7

text

#0D1307

muted

#7E827A

Preview Lab

Preview with #57B027

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

Preview Lab → · Contrast checker → · Palette generator →