#51CB74#51CB74

#51CB74 is a light, vivid green. Relative luminance 0.457; OKLCH L 75.2% C 0.165 H 150.0°. Best body text is #000000 at 10.14:1 contrast (WCAG AA passes).

Color values

HEX	#51CB74
RGB	rgb(81, 203, 116)
HSL	hsl(137, 54%, 56%)
HSV	hsv(137, 60%, 80%)
CMYK	cmyk(60.1%, 0%, 42.9%, 20.4%)
CIE-LAB	lab(73.36, -52.89, 33.47)
CIE-LCH	lch(73.36, 62.59, 147.67°)
OKLab	oklab(75.23% -0.143 0.0826)
OKLCH	oklch(75.23% 0.165 150)
XYZ	xyz(27.8996, 45.7195, 23.8741)
Luminance	0.4572 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CB74 #CB51A8

analogous

#6BCB51 #51CB74 #51CBB1

triadic

#51CB74 #7451CB #CB7451

tetradic

#51CB74 #516BCB #CB51A8 #CBB151

square

#51CB74 #516BCB #CB51A8 #CBB151

split-complementary

#51CB74 #B151CB #CB516B

monochromatic

#257C3E #33AC56 #51CB74 #80D99A #AFE7BF

Accessibility & contrast

On white

2.07

#51CB74 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.14

#51CB74 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CB74

10.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CB74	#FFFFFF	#000000	##000000
##51CB74	1.00	2.07	10.14	10.14
#FFFFFF	2.07	1.00	21.00	21.00
#000000	10.14	21.00	1.00	1.00
##000000	10.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCBB6E

Deuteranopia (green-blind)

#BCB07A

Tritanopia (blue-blind)

#2DC8B6

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #51cb74;
/* rgb */ color: rgb(81, 203, 116);
/* oklch */ color: oklch(75.2% 0.165 150.0);

Tailwind

colors: {
  custom: {
    50: '#8ddc9d',
    500: '#51cb74',
    950: '#000000',
  },
}

SCSS

$custom: #51cb74;
$custom-light: #8ddc9d;
$custom-dark: #000000;

JSON

{
  "hex": "#51cb74",
  "rgb": {
    "r": 81,
    "g": 203,
    "b": 116
  },
  "hsl": {
    "h": 137.213,
    "s": 53.982,
    "l": 55.686
  },
  "oklch": {
    "l": 0.75233,
    "c": 0.1651,
    "h": 150
  },
  "luminance": 0.45722
}

Semantic roles & 50–950 ramp

primary

#51CB74

secondary

#D5A3C7

accent

#4AB3DD

background

#F9FDF9

surface

#F1FBF2

border

#CBD4CC

text

#0D150E

muted

#7E837E

Preview Lab

Preview with #51CB74

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

Preview Lab → · Contrast checker → · Palette generator →