#51E979#51E979

#51E979 is a very light, vivid green. Relative luminance 0.614; OKLCH L 82.9% C 0.200 H 148.6°. Best body text is #000000 at 13.28:1 contrast (WCAG AA passes).

Color values

HEX	#51E979
RGB	rgb(81, 233, 121)
HSL	hsl(136, 78%, 62%)
HSV	hsv(136, 65%, 91%)
CMYK	cmyk(65.2%, 0%, 48.1%, 8.6%)
CIE-LAB	lab(82.60, -63.28, 42.75)
CIE-LCH	lch(82.60, 76.37, 145.96°)
OKLab	oklab(82.86% -0.1706 0.104)
OKLCH	oklch(82.86% 0.2 148.6)
XYZ	xyz(35.9808, 61.4039, 28.0414)
Luminance	0.6141 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E979 #E951C1

analogous

#75E951 #51E979 #51E9C5

triadic

#51E979 #7951E9 #E97951

tetradic

#51E979 #5175E9 #E951C1 #E9C551

square

#51E979 #5175E9 #E951C1 #E9C551

split-complementary

#51E979 #C551E9 #E95175

monochromatic

#16AA3D #1CE050 #51E979 #87F0A3 #BEF7CD

Accessibility & contrast

On white

1.58

#51E979 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.28

#51E979 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E979

13.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E979	#FFFFFF	#000000	##000000
##51E979	1.00	1.58	13.28	13.28
#FFFFFF	1.58	1.00	21.00	21.00
#000000	13.28	21.00	1.00	1.00
##000000	13.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EBD670

Deuteranopia (green-blind)

#D8C881

Tritanopia (blue-blind)

#13E5CF

Achromatopsia (no color)

#CECECE

Design tokens & code

CSS

--color: #51e979;
/* rgb */ color: rgb(81, 233, 121);
/* oklch */ color: oklch(82.9% 0.200 148.6);

Tailwind

colors: {
  custom: {
    50: '#92f1a1',
    500: '#51e979',
    950: '#000000',
  },
}

SCSS

$custom: #51e979;
$custom-light: #92f1a1;
$custom-dark: #000000;

JSON

{
  "hex": "#51e979",
  "rgb": {
    "r": 81,
    "g": 233,
    "b": 121
  },
  "hsl": {
    "h": 135.789,
    "s": 77.551,
    "l": 61.569
  },
  "oklch": {
    "l": 0.82859,
    "c": 0.19982,
    "h": 148.6
  },
  "luminance": 0.61408
}

Semantic roles & 50–950 ramp

primary

#51E979

secondary

#AB338C

accent

#0CA4DA

background

#FCFFFC

surface

#F5FEF5

border

#CFD6CF

text

#0E170F

muted

#7F8580

Preview Lab

Preview with #51E979

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

Preview Lab → · Contrast checker → · Palette generator →