#51D58D#51D58D

#51D58D is a light, vivid green. Relative luminance 0.513; OKLCH L 78.2% C 0.156 H 156.0°. Best body text is #000000 at 11.25:1 contrast (WCAG AA passes).

Color values

HEX	#51D58D
RGB	rgb(81, 213, 141)
HSL	hsl(147, 61%, 58%)
HSV	hsv(147, 62%, 84%)
CMYK	cmyk(62%, 0%, 33.8%, 16.5%)
CIE-LAB	lab(76.83, -52.34, 25.17)
CIE-LCH	lch(76.83, 58.08, 154.31°)
OKLab	oklab(78.22% -0.1421 0.0634)
OKLCH	oklch(78.22% 0.156 156)
XYZ	xyz(31.9925, 51.2577, 33.4019)
Luminance	0.5126 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D58D #D55199

analogous

#57D551 #51D58D #51D5CF

triadic

#51D58D #8D51D5 #D58D51

tetradic

#51D58D #5157D5 #D55199 #D5CF51

square

#51D58D #5157D5 #D55199 #D5CF51

split-complementary

#51D58D #CF51D5 #D55157

monochromatic

#218A51 #2DBC6E #51D58D #82E1AD #B4EDCE

Accessibility & contrast

On white

1.87

#51D58D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.25

#51D58D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D58D

11.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D58D	#FFFFFF	#000000	##000000
##51D58D	1.00	1.87	11.25	11.25
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.25	21.00	1.00	1.00
##000000	11.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4C588

Deuteranopia (green-blind)

#C2B992

Tritanopia (blue-blind)

#0FD3C2

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #51d58d;
/* rgb */ color: rgb(81, 213, 141);
/* oklch */ color: oklch(78.2% 0.156 156.0);

Tailwind

colors: {
  custom: {
    50: '#8fe3ae',
    500: '#51d58d',
    950: '#000000',
  },
}

SCSS

$custom: #51d58d;
$custom-light: #8fe3ae;
$custom-dark: #000000;

JSON

{
  "hex": "#51d58d",
  "rgb": {
    "r": 81,
    "g": 213,
    "b": 141
  },
  "hsl": {
    "h": 147.273,
    "s": 61.111,
    "l": 57.647
  },
  "oklch": {
    "l": 0.7822,
    "c": 0.15563,
    "h": 156
  },
  "luminance": 0.51261
}

Semantic roles & 50–950 ramp

primary

#51D58D

secondary

#903A69

accent

#449BE4

background

#FCFEFD

surface

#F5FCF7

border

#CFD5D0

text

#0D1510

muted

#7F8481

Preview Lab

Preview with #51D58D

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

Preview Lab → · Contrast checker → · Palette generator →