#51CA4C#51CA4C

#51CA4C is a light, vivid green. Relative luminance 0.445; OKLCH L 74.4% C 0.198 H 142.7°. Best body text is #000000 at 9.90:1 contrast (WCAG AA passes).

Color values

HEX	#51CA4C
RGB	rgb(81, 202, 76)
HSL	hsl(118, 54%, 55%)
HSV	hsv(118, 62%, 79%)
CMYK	cmyk(59.9%, 0%, 62.4%, 20.8%)
CIE-LAB	lab(72.57, -57.95, 51.60)
CIE-LCH	lch(72.57, 77.59, 138.32°)
OKLab	oklab(74.42% -0.1577 0.1203)
OKLCH	oklch(74.42% 0.198 142.7)
XYZ	xyz(25.8170, 44.5098, 14.0668)
Luminance	0.4451 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CA4C #C54CCA

analogous

#90CA4C #51CA4C #4CCA86

triadic

#51CA4C #4C51CA #CA4C51

tetradic

#51CA4C #4C90CA #C54CCA #CA864C

square

#51CA4C #4C90CA #C54CCA #CA864C

split-complementary

#51CA4C #864CCA #CA4C90

monochromatic

#277824 #36A732 #51CA4C #7FD87B #ADE6AA

Accessibility & contrast

On white

2.12

#51CA4C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.90

#51CA4C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CA4C

9.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CA4C	#FFFFFF	#000000	##000000
##51CA4C	1.00	2.12	9.90	9.90
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.90	21.00	1.00	1.00
##000000	9.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB83D

Deuteranopia (green-blind)

#BFAE57

Tritanopia (blue-blind)

#3CC4AF

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #51ca4c;
/* rgb */ color: rgb(81, 202, 76);
/* oklch */ color: oklch(74.4% 0.198 142.7);

Tailwind

colors: {
  custom: {
    50: '#8edb83',
    500: '#51ca4c',
    950: '#000000',
  },
}

SCSS

$custom: #51ca4c;
$custom-light: #8edb83;
$custom-dark: #000000;

JSON

{
  "hex": "#51ca4c",
  "rgb": {
    "r": 81,
    "g": 202,
    "b": 76
  },
  "hsl": {
    "h": 117.619,
    "s": 54.31,
    "l": 54.51
  },
  "oklch": {
    "l": 0.7442,
    "c": 0.19832,
    "h": 142.7
  },
  "luminance": 0.44512
}

Semantic roles & 50–950 ramp

primary

#51CA4C

secondary

#D19ED4

accent

#4ADED8

background

#F9FDF8

surface

#F2FBEF

border

#CCD4CA

text

#0D150B

muted

#7E837C

Preview Lab

Preview with #51CA4C

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

Preview Lab → · Contrast checker → · Palette generator →