#51E955#51E955

#51E955 is a very light, highly saturated green. Relative luminance 0.607; OKLCH L 82.4% C 0.229 H 143.5°. Best body text is #000000 at 13.14:1 contrast (WCAG AA passes).

Color values

HEX	#51E955
RGB	rgb(81, 233, 85)
HSL	hsl(122, 78%, 62%)
HSV	hsv(122, 65%, 91%)
CMYK	cmyk(65.2%, 0%, 63.5%, 8.6%)
CIE-LAB	lab(82.21, -67.78, 58.54)
CIE-LCH	lch(82.21, 89.56, 139.18°)
OKLab	oklab(82.41% -0.1839 0.136)
OKLCH	oklch(82.41% 0.229 143.5)
XYZ	xyz(34.1699, 60.6795, 18.5041)
Luminance	0.6068 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E955 #E951E5

analogous

#99E951 #51E955 #51E9A1

triadic

#51E955 #5551E9 #E95551

tetradic

#51E955 #5199E9 #E951E5 #E9A151

square

#51E955 #5199E9 #E951E5 #E9A151

split-complementary

#51E955 #A151E9 #E95199

monochromatic

#16AA19 #1CE022 #51E955 #87F08A #BEF7BF

Accessibility & contrast

On white

1.60

#51E955 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.14

#51E955 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E955

13.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E955	#FFFFFF	#000000	##000000
##51E955	1.00	1.60	13.14	13.14
#FFFFFF	1.60	1.00	21.00	21.00
#000000	13.14	21.00	1.00	1.00
##000000	13.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EED443

Deuteranopia (green-blind)

#DBC862

Tritanopia (blue-blind)

#2BE3CA

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #51e955;
/* rgb */ color: rgb(81, 233, 85);
/* oklch */ color: oklch(82.4% 0.229 143.5);

Tailwind

colors: {
  custom: {
    50: '#93f18b',
    500: '#51e955',
    950: '#000000',
  },
}

SCSS

$custom: #51e955;
$custom-light: #93f18b;
$custom-dark: #000000;

JSON

{
  "hex": "#51e955",
  "rgb": {
    "r": 81,
    "g": 233,
    "b": 85
  },
  "hsl": {
    "h": 121.579,
    "s": 77.551,
    "l": 61.569
  },
  "oklch": {
    "l": 0.82412,
    "c": 0.22868,
    "h": 143.5
  },
  "luminance": 0.60683
}

Semantic roles & 50–950 ramp

primary

#51E955

secondary

#AB33A8

accent

#0CD4DA

background

#FCFFFC

surface

#F5FEF4

border

#CFD6CE

text

#0F170C

muted

#80857F

Preview Lab

Preview with #51E955

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

Preview Lab → · Contrast checker → · Palette generator →