#51D65B#51D65B

#51D65B is a light, highly saturated green. Relative luminance 0.506; OKLCH L 77.7% C 0.201 H 144.5°. Best body text is #000000 at 11.12:1 contrast (WCAG AA passes).

Color values

HEX	#51D65B
RGB	rgb(81, 214, 91)
HSL	hsl(125, 62%, 58%)
HSV	hsv(125, 62%, 84%)
CMYK	cmyk(62.1%, 0%, 57.5%, 16.1%)
CIE-LAB	lab(76.43, -60.55, 49.37)
CIE-LCH	lch(76.43, 78.13, 140.81°)
OKLab	oklab(77.66% -0.164 0.1168)
OKLCH	oklch(77.66% 0.201 144.5)
XYZ	xyz(29.3264, 50.5949, 18.1158)
Luminance	0.5060 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D65B #D651CC

analogous

#8AD651 #51D65B #51D69D

triadic

#51D65B #5B51D6 #D65B51

tetradic

#51D65B #518AD6 #D651CC #D69D51

square

#51D65B #518AD6 #D651CC #D69D51

split-complementary

#51D65B #9D51D6 #D6518A

monochromatic

#218C29 #2DBD37 #51D65B #83E28A #B4EDB8

Accessibility & contrast

On white

1.89

#51D65B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.12

#51D65B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D65B

11.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D65B	#FFFFFF	#000000	##000000
##51D65B	1.00	1.89	11.12	11.12
#FFFFFF	1.89	1.00	21.00	21.00
#000000	11.12	21.00	1.00	1.00
##000000	11.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DAC34F

Deuteranopia (green-blind)

#C9B865

Tritanopia (blue-blind)

#33D1BB

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #51d65b;
/* rgb */ color: rgb(81, 214, 91);
/* oklch */ color: oklch(77.7% 0.201 144.5);

Tailwind

colors: {
  custom: {
    50: '#90e48d',
    500: '#51d65b',
    950: '#000000',
  },
}

SCSS

$custom: #51d65b;
$custom-light: #90e48d;
$custom-dark: #000000;

JSON

{
  "hex": "#51d65b",
  "rgb": {
    "r": 81,
    "g": 214,
    "b": 91
  },
  "hsl": {
    "h": 124.511,
    "s": 61.86,
    "l": 57.843
  },
  "oklch": {
    "l": 0.77658,
    "c": 0.20139,
    "h": 144.5
  },
  "luminance": 0.50598
}

Semantic roles & 50–950 ramp

primary

#51D65B

secondary

#923A8B

accent

#43D9E5

background

#FCFEFC

surface

#F5FCF4

border

#CFD5CE

text

#0E160C

muted

#7F847F

Preview Lab

Preview with #51D65B

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

Preview Lab → · Contrast checker → · Palette generator →