#51CE4B#51CE4B

#51CE4B is a light, highly saturated green. Relative luminance 0.464; OKLCH L 75.4% C 0.204 H 142.5°. Best body text is #000000 at 10.28:1 contrast (WCAG AA passes).

Color values

HEX	#51CE4B
RGB	rgb(81, 206, 75)
HSL	hsl(117, 57%, 55%)
HSV	hsv(117, 64%, 81%)
CMYK	cmyk(60.7%, 0%, 63.6%, 19.2%)
CIE-LAB	lab(73.80, -59.48, 53.40)
CIE-LCH	lch(73.80, 79.94, 138.08°)
OKLab	oklab(75.44% -0.1619 0.1241)
OKLCH	oklch(75.44% 0.204 142.5)
XYZ	xyz(26.7332, 46.3974, 14.2020)
Luminance	0.4640 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CE4B #C84BCE

analogous

#92CE4B #51CE4B #4BCE87

triadic

#51CE4B #4B51CE #CE4B51

tetradic

#51CE4B #4B92CE #C84BCE #CE874B

square

#51CE4B #4B92CE #C84BCE #CE874B

split-complementary

#51CE4B #874BCE #CE4B92

monochromatic

#267D22 #35AD2F #51CE4B #80DB7B #AEE8AB

Accessibility & contrast

On white

2.04

#51CE4B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.28

#51CE4B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CE4B

10.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CE4B	#FFFFFF	#000000	##000000
##51CE4B	1.00	2.04	10.28	10.28
#FFFFFF	2.04	1.00	21.00	21.00
#000000	10.28	21.00	1.00	1.00
##000000	10.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2BC3B

Deuteranopia (green-blind)

#C3B156

Tritanopia (blue-blind)

#3BC8B3

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #51ce4b;
/* rgb */ color: rgb(81, 206, 75);
/* oklch */ color: oklch(75.4% 0.204 142.5);

Tailwind

colors: {
  custom: {
    50: '#8fde82',
    500: '#51ce4b',
    950: '#000000',
  },
}

SCSS

$custom: #51ce4b;
$custom-light: #8fde82;
$custom-dark: #000000;

JSON

{
  "hex": "#51ce4b",
  "rgb": {
    "r": 81,
    "g": 206,
    "b": 75
  },
  "hsl": {
    "h": 117.252,
    "s": 57.205,
    "l": 55.098
  },
  "oklch": {
    "l": 0.75436,
    "c": 0.20394,
    "h": 142.5
  },
  "luminance": 0.464
}

Semantic roles & 50–950 ramp

primary

#51CE4B

secondary

#D39FD6

accent

#47E0D9

background

#F9FDF8

surface

#F2FBEF

border

#CCD4CA

text

#0E150B

muted

#7E837C

Preview Lab

Preview with #51CE4B

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

Preview Lab → · Contrast checker → · Palette generator →