#57BB20#57BB20

#57BB20 is a light, highly saturated yellow-green. Relative luminance 0.377; OKLCH L 70.4% C 0.204 H 137.6°. Best body text is #000000 at 8.53:1 contrast (WCAG AA passes).

Color values

HEX	#57BB20
RGB	rgb(87, 187, 32)
HSL	hsl(99, 71%, 43%)
HSV	hsv(99, 83%, 73%)
CMYK	cmyk(53.5%, 0%, 82.9%, 26.7%)
CIE-LAB	lab(67.78, -54.29, 62.53)
CIE-LCH	lch(67.78, 82.81, 130.97°)
OKLab	oklab(70.43% -0.1506 0.1376)
OKLCH	oklch(70.43% 0.204 137.6)
XYZ	xyz(21.9608, 37.6695, 7.4799)
Luminance	0.3767 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57BB20 #8420BB

analogous

#A4BB20 #57BB20 #20BB37

triadic

#57BB20 #2057BB #BB2057

tetradic

#57BB20 #20A4BB #8420BB #BB3720

square

#57BB20 #20A4BB #8420BB #BB3720

split-complementary

#57BB20 #3720BB #BB20A4

monochromatic

#26520E #3F8717 #57BB20 #74DD3B #99E66F

Accessibility & contrast

On white

2.46

#57BB20 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.53

#57BB20 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57BB20

8.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57BB20	#FFFFFF	#000000	##000000
##57BB20	1.00	2.46	8.53	8.53
#FFFFFF	2.46	1.00	21.00	21.00
#000000	8.53	21.00	1.00	1.00
##000000	8.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AA00

Deuteranopia (green-blind)

#B5A234

Tritanopia (blue-blind)

#4FB49F

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #57bb20;
/* rgb */ color: rgb(87, 187, 32);
/* oklch */ color: oklch(70.4% 0.204 137.6);

Tailwind

colors: {
  custom: {
    50: '#91d06b',
    500: '#57bb20',
    950: '#000000',
  },
}

SCSS

$custom: #57bb20;
$custom-light: #91d06b;
$custom-dark: #000000;

JSON

{
  "hex": "#57bb20",
  "rgb": {
    "r": 87,
    "g": 187,
    "b": 32
  },
  "hsl": {
    "h": 98.71,
    "s": 70.776,
    "l": 42.941
  },
  "oklch": {
    "l": 0.70427,
    "c": 0.204,
    "h": 137.6
  },
  "luminance": 0.37671
}

Semantic roles & 50–950 ramp

primary

#57BB20

secondary

#AA6ACD

accent

#3AEEAE

background

#F9FCF6

surface

#F2F9EC

border

#CCD2C7

text

#0E1407

muted

#7E827A

Preview Lab

Preview with #57BB20

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

Preview Lab → · Contrast checker → · Palette generator →