#51D757#51D757

#51D757 is a light, highly saturated green. Relative luminance 0.510; OKLCH L 77.9% C 0.206 H 144.0°. Best body text is #000000 at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#51D757
RGB	rgb(81, 215, 87)
HSL	hsl(123, 63%, 58%)
HSV	hsv(123, 62%, 84%)
CMYK	cmyk(62.3%, 0%, 59.5%, 15.7%)
CIE-LAB	lab(76.70, -61.38, 51.47)
CIE-LCH	lch(76.70, 80.10, 140.02°)
OKLab	oklab(77.87% -0.1664 0.1211)
OKLCH	oklch(77.87% 0.206 144)
XYZ	xyz(29.4123, 51.0354, 17.3158)
Luminance	0.5104 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D757 #D751D1

analogous

#8ED751 #51D757 #51D79A

triadic

#51D757 #5751D7 #D75751

tetradic

#51D757 #518ED7 #D751D1 #D79A51

square

#51D757 #518ED7 #D751D1 #D79A51

split-complementary

#51D757 #9A51D7 #D7518E

monochromatic

#208D25 #2CBF32 #51D757 #83E287 #B5EEB7

Accessibility & contrast

On white

1.87

#51D757 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.21

#51D757 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D757

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D757	#FFFFFF	#000000	##000000
##51D757	1.00	1.87	11.21	11.21
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.21	21.00	1.00	1.00
##000000	11.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBC449

Deuteranopia (green-blind)

#CAB961

Tritanopia (blue-blind)

#34D1BB

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #51d757;
/* rgb */ color: rgb(81, 215, 87);
/* oklch */ color: oklch(77.9% 0.206 144.0);

Tailwind

colors: {
  custom: {
    50: '#90e48a',
    500: '#51d757',
    950: '#000000',
  },
}

SCSS

$custom: #51d757;
$custom-light: #90e48a;
$custom-dark: #000000;

JSON

{
  "hex": "#51d757",
  "rgb": {
    "r": 81,
    "g": 215,
    "b": 87
  },
  "hsl": {
    "h": 122.687,
    "s": 62.617,
    "l": 58.039
  },
  "oklch": {
    "l": 0.77866,
    "c": 0.2058,
    "h": 144
  },
  "luminance": 0.51038
}

Semantic roles & 50–950 ramp

primary

#51D757

secondary

#93398F

accent

#42DEE6

background

#FCFEFC

surface

#F5FCF4

border

#CFD5CE

text

#0E160C

muted

#7F847F

Preview Lab

Preview with #51D757

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

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