#51BF70#51BF70

#51BF70 is a light, vivid green. Relative luminance 0.402; OKLCH L 72.1% C 0.152 H 150.1°. Best body text is #000000 at 9.04:1 contrast (WCAG AA passes).

Color values

HEX	#51BF70
RGB	rgb(81, 191, 112)
HSL	hsl(137, 46%, 53%)
HSV	hsv(137, 58%, 75%)
CMYK	cmyk(57.6%, 0%, 41.4%, 25.1%)
CIE-LAB	lab(69.60, -48.82, 30.64)
CIE-LCH	lch(69.60, 57.64, 147.89°)
OKLab	oklab(72.12% -0.1321 0.0758)
OKLCH	oklch(72.12% 0.152 150.1)
XYZ	xyz(24.9470, 40.1785, 21.7667)
Luminance	0.4018 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BF70 #BF51A0

analogous

#69BF51 #51BF70 #51BFA7

triadic

#51BF70 #7051BF #BF7051

tetradic

#51BF70 #5169BF #BF51A0 #BFA751

square

#51BF70 #5169BF #BF51A0 #BFA751

split-complementary

#51BF70 #A751BF #BF5169

monochromatic

#286D3C #399A54 #51BF70 #7ECF95 #AAE0BA

Accessibility & contrast

On white

2.32

#51BF70 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.04

#51BF70 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BF70

9.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BF70	#FFFFFF	#000000	##000000
##51BF70	1.00	2.32	9.04	9.04
#FFFFFF	2.32	1.00	21.00	21.00
#000000	9.04	21.00	1.00	1.00
##000000	9.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0B06A

Deuteranopia (green-blind)

#B1A675

Tritanopia (blue-blind)

#34BCAB

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #51bf70;
/* rgb */ color: rgb(81, 191, 112);
/* oklch */ color: oklch(72.1% 0.152 150.1);

Tailwind

colors: {
  custom: {
    50: '#8bd39a',
    500: '#51bf70',
    950: '#000000',
  },
}

SCSS

$custom: #51bf70;
$custom-light: #8bd39a;
$custom-dark: #000000;

JSON

{
  "hex": "#51bf70",
  "rgb": {
    "r": 81,
    "g": 191,
    "b": 112
  },
  "hsl": {
    "h": 136.909,
    "s": 46.218,
    "l": 53.333
  },
  "oklch": {
    "l": 0.72118,
    "c": 0.15234,
    "h": 150.1
  },
  "luminance": 0.40181
}

Semantic roles & 50–950 ramp

primary

#51BF70

secondary

#CE9EC0

accent

#52B1D6

background

#F9FDF9

surface

#F1FAF2

border

#CBD3CC

text

#0D140E

muted

#7E837E

Preview Lab

Preview with #51BF70

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

Preview Lab → · Contrast checker → · Palette generator →