#51CB8A#51CB8A

#51CB8A is a light, vivid green. Relative luminance 0.463; OKLCH L 75.7% C 0.145 H 156.8°. Best body text is #000000 at 10.26:1 contrast (WCAG AA passes).

Color values

HEX	#51CB8A
RGB	rgb(81, 203, 138)
HSL	hsl(148, 54%, 56%)
HSV	hsv(148, 60%, 80%)
CMYK	cmyk(60.1%, 0%, 32%, 20.4%)
CIE-LAB	lab(73.74, -48.90, 22.54)
CIE-LCH	lch(73.74, 53.84, 155.25°)
OKLab	oklab(75.66% -0.1331 0.057)
OKLCH	oklch(75.66% 0.145 156.8)
XYZ	xyz(29.3342, 46.2933, 31.4294)
Luminance	0.4630 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CB8A #CB5192

analogous

#55CB51 #51CB8A #51CBC7

triadic

#51CB8A #8A51CB #CB8A51

tetradic

#51CB8A #5155CB #CB5192 #CBC751

square

#51CB8A #5155CB #CB5192 #CBC751

split-complementary

#51CB8A #C751CB #CB5155

monochromatic

#257C4E #33AC6B #51CB8A #80D9AA #AFE7C9

Accessibility & contrast

On white

2.05

#51CB8A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.26

#51CB8A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CB8A

10.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CB8A	#FFFFFF	#000000	##000000
##51CB8A	1.00	2.05	10.26	10.26
#FFFFFF	2.05	1.00	21.00	21.00
#000000	10.26	21.00	1.00	1.00
##000000	10.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CABC86

Deuteranopia (green-blind)

#B9B08E

Tritanopia (blue-blind)

#1DC9BA

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #51cb8a;
/* rgb */ color: rgb(81, 203, 138);
/* oklch */ color: oklch(75.7% 0.145 156.8);

Tailwind

colors: {
  custom: {
    50: '#8ddcac',
    500: '#51cb8a',
    950: '#000000',
  },
}

SCSS

$custom: #51cb8a;
$custom-light: #8ddcac;
$custom-dark: #000000;

JSON

{
  "hex": "#51cb8a",
  "rgb": {
    "r": 81,
    "g": 203,
    "b": 138
  },
  "hsl": {
    "h": 148.033,
    "s": 53.982,
    "l": 55.686
  },
  "oklch": {
    "l": 0.7566,
    "c": 0.14477,
    "h": 156.8
  },
  "luminance": 0.46296
}

Semantic roles & 50–950 ramp

primary

#51CB8A

secondary

#D5A3BE

accent

#4A99DD

background

#F9FDFA

surface

#F1FBF4

border

#CBD4CE

text

#0D1510

muted

#7E837F

Preview Lab

Preview with #51CB8A

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

Preview Lab → · Contrast checker → · Palette generator →