#51C87E#51C87E

#51C87E is a light, vivid green. Relative luminance 0.446; OKLCH L 74.7% C 0.152 H 153.2°. Best body text is #000000 at 9.91:1 contrast (WCAG AA passes).

Color values

HEX	#51C87E
RGB	rgb(81, 200, 126)
HSL	hsl(143, 52%, 55%)
HSV	hsv(143, 60%, 78%)
CMYK	cmyk(59.5%, 0%, 37%, 21.6%)
CIE-LAB	lab(72.60, -49.96, 27.31)
CIE-LCH	lch(72.60, 56.94, 151.34°)
OKLab	oklab(74.66% -0.1354 0.0683)
OKLCH	oklch(74.66% 0.152 153.2)
XYZ	xyz(27.8113, 44.5616, 26.8702)
Luminance	0.4456 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C87E #C8519B

analogous

#60C851 #51C87E #51C8B9

triadic

#51C87E #7E51C8 #C87E51

tetradic

#51C87E #5160C8 #C8519B #C8B951

square

#51C87E #5160C8 #C8519B #C8B951

split-complementary

#51C87E #B951C8 #C85160

monochromatic

#267945 #35A760 #51C87E #80D7A0 #AEE5C3

Accessibility & contrast

On white

2.12

#51C87E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.91

#51C87E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C87E

9.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C87E	#FFFFFF	#000000	##000000
##51C87E	1.00	2.12	9.91	9.91
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.91	21.00	1.00	1.00
##000000	9.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8B979

Deuteranopia (green-blind)

#B8AE83

Tritanopia (blue-blind)

#28C6B5

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #51c87e;
/* rgb */ color: rgb(81, 200, 126);
/* oklch */ color: oklch(74.7% 0.152 153.2);

Tailwind

colors: {
  custom: {
    50: '#8dd9a4',
    500: '#51c87e',
    950: '#000000',
  },
}

SCSS

$custom: #51c87e;
$custom-light: #8dd9a4;
$custom-dark: #000000;

JSON

{
  "hex": "#51c87e",
  "rgb": {
    "r": 81,
    "g": 200,
    "b": 126
  },
  "hsl": {
    "h": 142.689,
    "s": 51.965,
    "l": 55.098
  },
  "oklch": {
    "l": 0.74661,
    "c": 0.15165,
    "h": 153.2
  },
  "luminance": 0.44564
}

Semantic roles & 50–950 ramp

primary

#51C87E

secondary

#D3A1C0

accent

#4CA5DB

background

#F9FDFA

surface

#F1FBF4

border

#CBD4CE

text

#0D150F

muted

#7E837F

Preview Lab

Preview with #51C87E

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

Preview Lab → · Contrast checker → · Palette generator →