#51CE4E#51CE4E

#51CE4E is a light, highly saturated green. Relative luminance 0.464; OKLCH L 75.5% C 0.202 H 142.9°. Best body text is #000000 at 10.29:1 contrast (WCAG AA passes).

Color values

HEX	#51CE4E
RGB	rgb(81, 206, 78)
HSL	hsl(119, 57%, 56%)
HSV	hsv(119, 62%, 81%)
CMYK	cmyk(60.7%, 0%, 62.1%, 19.2%)
CIE-LAB	lab(73.83, -59.17, 52.15)
CIE-LCH	lch(73.83, 78.87, 138.61°)
OKLab	oklab(75.47% -0.1609 0.1217)
OKLCH	oklch(75.47% 0.202 142.9)
XYZ	xyz(26.8383, 46.4395, 14.7556)
Luminance	0.4644 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CE4E #CB4ECE

analogous

#91CE4E #51CE4E #4ECE8B

triadic

#51CE4E #4E51CE #CE4E51

tetradic

#51CE4E #4E91CE #CB4ECE #CE8B4E

square

#51CE4E #4E91CE #CB4ECE #CE8B4E

split-complementary

#51CE4E #8B4ECE #CE4E91

monochromatic

#257F23 #33AE30 #51CE4E #80DB7E #AFE9AE

Accessibility & contrast

On white

2.04

#51CE4E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.29

#51CE4E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CE4E

10.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CE4E	#FFFFFF	#000000	##000000
##51CE4E	1.00	2.04	10.29	10.29
#FFFFFF	2.04	1.00	21.00	21.00
#000000	10.29	21.00	1.00	1.00
##000000	10.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2BC3F

Deuteranopia (green-blind)

#C3B159

Tritanopia (blue-blind)

#3AC8B3

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #51ce4e;
/* rgb */ color: rgb(81, 206, 78);
/* oklch */ color: oklch(75.5% 0.202 142.9);

Tailwind

colors: {
  custom: {
    50: '#8fde84',
    500: '#51ce4e',
    950: '#000000',
  },
}

SCSS

$custom: #51ce4e;
$custom-light: #8fde84;
$custom-dark: #000000;

JSON

{
  "hex": "#51ce4e",
  "rgb": {
    "r": 81,
    "g": 206,
    "b": 78
  },
  "hsl": {
    "h": 118.594,
    "s": 56.637,
    "l": 55.686
  },
  "oklch": {
    "l": 0.75468,
    "c": 0.20171,
    "h": 142.9
  },
  "luminance": 0.46442
}

Semantic roles & 50–950 ramp

primary

#51CE4E

secondary

#D5A1D7

accent

#48E0DC

background

#F9FDF8

surface

#F2FBEF

border

#CCD4CA

text

#0E150B

muted

#7E837C

Preview Lab

Preview with #51CE4E

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

Preview Lab → · Contrast checker → · Palette generator →