#51CB70#51CB70

#51CB70 is a light, vivid green. Relative luminance 0.456; OKLCH L 75.2% C 0.169 H 149.0°. Best body text is #000000 at 10.13:1 contrast (WCAG AA passes).

Color values

HEX	#51CB70
RGB	rgb(81, 203, 112)
HSL	hsl(135, 54%, 56%)
HSV	hsv(135, 60%, 80%)
CMYK	cmyk(60.1%, 0%, 44.8%, 20.4%)
CIE-LAB	lab(73.30, -53.54, 35.42)
CIE-LCH	lch(73.30, 64.20, 146.51°)
OKLab	oklab(75.17% -0.1447 0.0869)
OKLCH	oklch(75.17% 0.169 149)
XYZ	xyz(27.6719, 45.6284, 22.6750)
Luminance	0.4563 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CB70 #CB51AC

analogous

#6FCB51 #51CB70 #51CBAD

triadic

#51CB70 #7051CB #CB7051

tetradic

#51CB70 #516FCB #CB51AC #CBAD51

square

#51CB70 #516FCB #CB51AC #CBAD51

split-complementary

#51CB70 #AD51CB #CB516F

monochromatic

#257C3B #33AC52 #51CB70 #80D997 #AFE7BD

Accessibility & contrast

On white

2.07

#51CB70 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.13

#51CB70 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CB70

10.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CB70	#FFFFFF	#000000	##000000
##51CB70	1.00	2.07	10.13	10.13
#FFFFFF	2.07	1.00	21.00	21.00
#000000	10.13	21.00	1.00	1.00
##000000	10.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDBB69

Deuteranopia (green-blind)

#BDB076

Tritanopia (blue-blind)

#2FC7B5

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #51cb70;
/* rgb */ color: rgb(81, 203, 112);
/* oklch */ color: oklch(75.2% 0.169 149.0);

Tailwind

colors: {
  custom: {
    50: '#8ddc9a',
    500: '#51cb70',
    950: '#000000',
  },
}

SCSS

$custom: #51cb70;
$custom-light: #8ddc9a;
$custom-dark: #000000;

JSON

{
  "hex": "#51cb70",
  "rgb": {
    "r": 81,
    "g": 203,
    "b": 112
  },
  "hsl": {
    "h": 135.246,
    "s": 53.982,
    "l": 55.686
  },
  "oklch": {
    "l": 0.75165,
    "c": 0.1688,
    "h": 149
  },
  "luminance": 0.45631
}

Semantic roles & 50–950 ramp

primary

#51CB70

secondary

#D5A3C8

accent

#4AB8DD

background

#F9FDF9

surface

#F1FBF2

border

#CBD4CC

text

#0D150E

muted

#7E837E

Preview Lab

Preview with #51CB70

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

Preview Lab → · Contrast checker → · Palette generator →