#51E07F#51E07F

#51E07F is a light, vivid green. Relative luminance 0.566; OKLCH L 80.7% C 0.183 H 150.6°. Best body text is #000000 at 12.32:1 contrast (WCAG AA passes).

Color values

HEX	#51E07F
RGB	rgb(81, 224, 127)
HSL	hsl(139, 70%, 60%)
HSV	hsv(139, 64%, 88%)
CMYK	cmyk(63.8%, 0%, 43.3%, 12.2%)
CIE-LAB	lab(79.95, -59.06, 36.44)
CIE-LCH	lch(79.95, 69.40, 148.33°)
OKLab	oklab(80.71% -0.1594 0.0898)
OKLCH	oklch(80.71% 0.183 150.6)
XYZ	xyz(33.8771, 56.5895, 29.2121)
Luminance	0.5659 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E07F #E051B2

analogous

#6AE051 #51E07F #51E0C7

triadic

#51E07F #7F51E0 #E07F51

tetradic

#51E07F #516AE0 #E051B2 #E0C751

square

#51E07F #516AE0 #E051B2 #E0C751

split-complementary

#51E07F #C751E0 #E0516A

monochromatic

#1C9B45 #25CF5C #51E07F #85E9A5 #B9F3CB

Accessibility & contrast

On white

1.70

#51E07F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.32

#51E07F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E07F

12.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E07F	#FFFFFF	#000000	##000000
##51E07F	1.00	1.70	12.32	12.32
#FFFFFF	1.70	1.00	21.00	21.00
#000000	12.32	21.00	1.00	1.00
##000000	12.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1CE78

Deuteranopia (green-blind)

#CFC186

Tritanopia (blue-blind)

#16DCC8

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #51e07f;
/* rgb */ color: rgb(81, 224, 127);
/* oklch */ color: oklch(80.7% 0.183 150.6);

Tailwind

colors: {
  custom: {
    50: '#90eba5',
    500: '#51e07f',
    950: '#000000',
  },
}

SCSS

$custom: #51e07f;
$custom-light: #90eba5;
$custom-dark: #000000;

JSON

{
  "hex": "#51e07f",
  "rgb": {
    "r": 81,
    "g": 224,
    "b": 127
  },
  "hsl": {
    "h": 139.301,
    "s": 69.756,
    "l": 59.804
  },
  "oklch": {
    "l": 0.80705,
    "c": 0.18294,
    "h": 150.6
  },
  "luminance": 0.56593
}

Semantic roles & 50–950 ramp

primary

#51E07F

secondary

#9F377D

accent

#3BB4ED

background

#FCFFFC

surface

#F5FEF6

border

#CFD6D0

text

#0E160F

muted

#7F8580

Preview Lab

Preview with #51E07F

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

Preview Lab → · Contrast checker → · Palette generator →