#51CB83#51CB83

#51CB83 is a light, vivid green. Relative luminance 0.461; OKLCH L 75.5% C 0.151 H 154.4°. Best body text is #000000 at 10.22:1 contrast (WCAG AA passes).

Color values

HEX	#51CB83
RGB	rgb(81, 203, 131)
HSL	hsl(145, 54%, 56%)
HSV	hsv(145, 60%, 80%)
CMYK	cmyk(60.1%, 0%, 35.5%, 20.4%)
CIE-LAB	lab(73.61, -50.24, 26.05)
CIE-LCH	lch(73.61, 56.59, 152.60°)
OKLab	oklab(75.52% -0.1363 0.0654)
OKLCH	oklch(75.52% 0.151 154.4)
XYZ	xyz(28.8436, 46.0971, 28.8459)
Luminance	0.4610 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CB83 #CB5199

analogous

#5CCB51 #51CB83 #51CBC0

triadic

#51CB83 #8351CB #CB8351

tetradic

#51CB83 #515CCB #CB5199 #CBC051

square

#51CB83 #515CCB #CB5199 #CBC051

split-complementary

#51CB83 #C051CB #CB515C

monochromatic

#257C49 #33AC65 #51CB83 #80D9A5 #AFE7C6

Accessibility & contrast

On white

2.05

#51CB83 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.22

#51CB83 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CB83

10.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CB83	#FFFFFF	#000000	##000000
##51CB83	1.00	2.05	10.22	10.22
#FFFFFF	2.05	1.00	21.00	21.00
#000000	10.22	21.00	1.00	1.00
##000000	10.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBBC7E

Deuteranopia (green-blind)

#BAB088

Tritanopia (blue-blind)

#23C9B9

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #51cb83;
/* rgb */ color: rgb(81, 203, 131);
/* oklch */ color: oklch(75.5% 0.151 154.4);

Tailwind

colors: {
  custom: {
    50: '#8ddca7',
    500: '#51cb83',
    950: '#000000',
  },
}

SCSS

$custom: #51cb83;
$custom-light: #8ddca7;
$custom-dark: #000000;

JSON

{
  "hex": "#51cb83",
  "rgb": {
    "r": 81,
    "g": 203,
    "b": 131
  },
  "hsl": {
    "h": 144.59,
    "s": 53.982,
    "l": 55.686
  },
  "oklch": {
    "l": 0.75515,
    "c": 0.15115,
    "h": 154.4
  },
  "luminance": 0.461
}

Semantic roles & 50–950 ramp

primary

#51CB83

secondary

#D5A3C0

accent

#4AA1DD

background

#F9FDFA

surface

#F1FBF4

border

#CBD4CE

text

#0D150F

muted

#7E837F

Preview Lab

Preview with #51CB83

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

Preview Lab → · Contrast checker → · Palette generator →