#51BF78#51BF78

#51BF78 is a light, vivid green. Relative luminance 0.404; OKLCH L 72.3% C 0.145 H 152.6°. Best body text is #000000 at 9.07:1 contrast (WCAG AA passes).

Color values

HEX	#51BF78
RGB	rgb(81, 191, 120)
HSL	hsl(141, 46%, 53%)
HSV	hsv(141, 58%, 75%)
CMYK	cmyk(57.6%, 0%, 37.2%, 25.1%)
CIE-LAB	lab(69.73, -47.41, 26.63)
CIE-LCH	lch(69.73, 54.38, 150.68°)
OKLab	oklab(72.27% -0.1285 0.0666)
OKLCH	oklch(72.27% 0.145 152.6)
XYZ	xyz(25.4124, 40.3646, 24.2176)
Luminance	0.4037 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BF78 #BF5198

analogous

#61BF51 #51BF78 #51BFAF

triadic

#51BF78 #7851BF #BF7851

tetradic

#51BF78 #5161BF #BF5198 #BFAF51

square

#51BF78 #5161BF #BF5198 #BFAF51

split-complementary

#51BF78 #AF51BF #BF5161

monochromatic

#286D41 #399A5B #51BF78 #7ECF9B #AAE0BD

Accessibility & contrast

On white

2.31

#51BF78 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.07

#51BF78 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BF78

9.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BF78	#FFFFFF	#000000	##000000
##51BF78	1.00	2.31	9.07	9.07
#FFFFFF	2.31	1.00	21.00	21.00
#000000	9.07	21.00	1.00	1.00
##000000	9.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFB173

Deuteranopia (green-blind)

#B0A67D

Tritanopia (blue-blind)

#30BDAD

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #51bf78;
/* rgb */ color: rgb(81, 191, 120);
/* oklch */ color: oklch(72.3% 0.145 152.6);

Tailwind

colors: {
  custom: {
    50: '#8bd39f',
    500: '#51bf78',
    950: '#000000',
  },
}

SCSS

$custom: #51bf78;
$custom-light: #8bd39f;
$custom-dark: #000000;

JSON

{
  "hex": "#51bf78",
  "rgb": {
    "r": 81,
    "g": 191,
    "b": 120
  },
  "hsl": {
    "h": 141.273,
    "s": 46.218,
    "l": 53.333
  },
  "oklch": {
    "l": 0.7227,
    "c": 0.14475,
    "h": 152.6
  },
  "luminance": 0.40367
}

Semantic roles & 50–950 ramp

primary

#51BF78

secondary

#CE9EBD

accent

#52A7D6

background

#F9FDF9

surface

#F1FAF2

border

#CBD3CC

text

#0D140E

muted

#7E837E

Preview Lab

Preview with #51BF78

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

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