#51DF6B#51DF6B

#51DF6B is a light, vivid green. Relative luminance 0.556; OKLCH L 80.1% C 0.199 H 146.7°. Best body text is #000000 at 12.12:1 contrast (WCAG AA passes).

Color values

HEX	#51DF6B
RGB	rgb(81, 223, 107)
HSL	hsl(131, 69%, 60%)
HSV	hsv(131, 64%, 87%)
CMYK	cmyk(63.7%, 0%, 52%, 12.5%)
CIE-LAB	lab(79.38, -61.71, 45.46)
CIE-LCH	lch(79.38, 76.64, 143.62°)
OKLab	oklab(80.15% -0.1666 0.1093)
OKLCH	oklch(80.15% 0.199 146.7)
XYZ	xyz(32.4326, 55.5829, 22.9264)
Luminance	0.5559 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DF6B #DF51C5

analogous

#7EDF51 #51DF6B #51DFB2

triadic

#51DF6B #6B51DF #DF6B51

tetradic

#51DF6B #517EDF #DF51C5 #DFB251

square

#51DF6B #517EDF #DF51C5 #DFB251

split-complementary

#51DF6B #B251DF #DF517E

monochromatic

#1C9933 #26CD44 #51DF6B #85E997 #B8F2C3

Accessibility & contrast

On white

1.73

#51DF6B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.12

#51DF6B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DF6B

12.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DF6B	#FFFFFF	#000000	##000000
##51DF6B	1.00	1.73	12.12	12.12
#FFFFFF	1.73	1.00	21.00	21.00
#000000	12.12	21.00	1.00	1.00
##000000	12.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2CC61

Deuteranopia (green-blind)

#D0C074

Tritanopia (blue-blind)

#27DAC5

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #51df6b;
/* rgb */ color: rgb(81, 223, 107);
/* oklch */ color: oklch(80.1% 0.199 146.7);

Tailwind

colors: {
  custom: {
    50: '#91ea98',
    500: '#51df6b',
    950: '#000000',
  },
}

SCSS

$custom: #51df6b;
$custom-light: #91ea98;
$custom-dark: #000000;

JSON

{
  "hex": "#51df6b",
  "rgb": {
    "r": 81,
    "g": 223,
    "b": 107
  },
  "hsl": {
    "h": 130.986,
    "s": 68.932,
    "l": 59.608
  },
  "oklch": {
    "l": 0.80146,
    "c": 0.19932,
    "h": 146.7
  },
  "luminance": 0.55586
}

Semantic roles & 50–950 ramp

primary

#51DF6B

secondary

#9D378B

accent

#3CCCEC

background

#FCFEFC

surface

#F5FDF5

border

#CFD5CF

text

#0E160E

muted

#7F847F

Preview Lab

Preview with #51DF6B

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

Preview Lab → · Contrast checker → · Palette generator →