#51CA56#51CA56

#51CA56 is a light, vivid green. Relative luminance 0.447; OKLCH L 74.5% C 0.190 H 144.0°. Best body text is #000000 at 9.93:1 contrast (WCAG AA passes).

Color values

HEX	#51CA56
RGB	rgb(81, 202, 86)
HSL	hsl(122, 53%, 55%)
HSV	hsv(122, 60%, 79%)
CMYK	cmyk(59.9%, 0%, 57.4%, 20.8%)
CIE-LAB	lab(72.67, -56.81, 47.24)
CIE-LCH	lch(72.67, 73.89, 140.26°)
OKLab	oklab(74.53% -0.1541 0.1118)
OKLCH	oklch(74.53% 0.19 144)
XYZ	xyz(26.1921, 44.6598, 16.0422)
Luminance	0.4466 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CA56 #CA51C5

analogous

#89CA51 #51CA56 #51CA92

triadic

#51CA56 #5651CA #CA5651

tetradic

#51CA56 #5189CA #CA51C5 #CA9251

square

#51CA56 #5189CA #CA51C5 #CA9251

split-complementary

#51CA56 #9251CA #CA5189

monochromatic

#257B29 #34AA39 #51CA56 #80D884 #AFE7B1

Accessibility & contrast

On white

2.11

#51CA56 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.93

#51CA56 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CA56

9.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CA56	#FFFFFF	#000000	##000000
##51CA56	1.00	2.11	9.93	9.93
#FFFFFF	2.11	1.00	21.00	21.00
#000000	9.93	21.00	1.00	1.00
##000000	9.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB94A

Deuteranopia (green-blind)

#BEAE5F

Tritanopia (blue-blind)

#39C5B1

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #51ca56;
/* rgb */ color: rgb(81, 202, 86);
/* oklch */ color: oklch(74.5% 0.190 144.0);

Tailwind

colors: {
  custom: {
    50: '#8edb89',
    500: '#51ca56',
    950: '#000000',
  },
}

SCSS

$custom: #51ca56;
$custom-light: #8edb89;
$custom-dark: #000000;

JSON

{
  "hex": "#51ca56",
  "rgb": {
    "r": 81,
    "g": 202,
    "b": 86
  },
  "hsl": {
    "h": 122.479,
    "s": 53.304,
    "l": 55.49
  },
  "oklch": {
    "l": 0.74534,
    "c": 0.19043,
    "h": 144
  },
  "luminance": 0.44662
}

Semantic roles & 50–950 ramp

primary

#51CA56

secondary

#D5A2D3

accent

#4BD7DD

background

#F9FDF8

surface

#F2FBF0

border

#CCD4CB

text

#0D150C

muted

#7E837D

Preview Lab

Preview with #51CA56

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

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