#51F27E#51F27E

#51F27E is a very light, highly saturated green. Relative luminance 0.668; OKLCH L 85.2% C 0.207 H 148.9°. Best body text is #000000 at 14.35:1 contrast (WCAG AA passes).

Color values

HEX	#51F27E
RGB	rgb(81, 242, 126)
HSL	hsl(137, 86%, 63%)
HSV	hsv(137, 67%, 95%)
CMYK	cmyk(66.5%, 0%, 47.9%, 5.1%)
CIE-LAB	lab(85.38, -65.73, 43.83)
CIE-LCH	lch(85.38, 79.01, 146.30°)
OKLab	oklab(85.18% -0.1771 0.1067)
OKLCH	oklch(85.18% 0.207 148.9)
XYZ	xyz(38.9084, 66.7558, 30.5693)
Luminance	0.6676 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51F27E #F251C5

analogous

#74F251 #51F27E #51F2CE

triadic

#51F27E #7E51F2 #F27E51

tetradic

#51F27E #5174F2 #F251C5 #F2CE51

square

#51F27E #5174F2 #F251C5 #F2CE51

split-complementary

#51F27E #CE51F2 #F25174

monochromatic

#0EBB3E #18EE54 #51F27E #8AF6A8 #C3FBD2

Accessibility & contrast

On white

1.46

#51F27E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.35

#51F27E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51F27E

14.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51F27E	#FFFFFF	#000000	##000000
##51F27E	1.00	1.46	14.35	14.35
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.35	21.00	1.00	1.00
##000000	14.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F4DE75

Deuteranopia (green-blind)

#E0D086

Tritanopia (blue-blind)

#00EDD7

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #51f27e;
/* rgb */ color: rgb(81, 242, 126);
/* oklch */ color: oklch(85.2% 0.207 148.9);

Tailwind

colors: {
  custom: {
    50: '#94f7a5',
    500: '#51f27e',
    950: '#000000',
  },
}

SCSS

$custom: #51f27e;
$custom-light: #94f7a5;
$custom-dark: #000000;

JSON

{
  "hex": "#51f27e",
  "rgb": {
    "r": 81,
    "g": 242,
    "b": 126
  },
  "hsl": {
    "h": 136.77,
    "s": 86.096,
    "l": 63.333
  },
  "oklch": {
    "l": 0.85179,
    "c": 0.20678,
    "h": 148.9
  },
  "luminance": 0.6676
}

Semantic roles & 50–950 ramp

primary

#51F27E

secondary

#B92E92

accent

#03A4E3

background

#FCFFFC

surface

#F5FFF6

border

#CFD7D0

text

#0F170F

muted

#808580

Preview Lab

Preview with #51F27E

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

Preview Lab → · Contrast checker → · Palette generator →