#51F661#51F661

#51F661 is a very light, highly saturated green. Relative luminance 0.685; OKLCH L 85.8% C 0.235 H 144.6°. Best body text is #000000 at 14.70:1 contrast (WCAG AA passes).

Color values

HEX	#51F661
RGB	rgb(81, 246, 97)
HSL	hsl(126, 90%, 64%)
HSV	hsv(126, 67%, 96%)
CMYK	cmyk(67.1%, 0%, 60.6%, 3.5%)
CIE-LAB	lab(86.27, -70.84, 58.07)
CIE-LCH	lch(86.27, 91.60, 140.65°)
OKLab	oklab(85.81% -0.1916 0.1361)
OKLCH	oklch(85.81% 0.235 144.6)
XYZ	xyz(38.5043, 68.5198, 22.5034)
Luminance	0.6852 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51F661 #F651E6

analogous

#94F651 #51F661 #51F6B4

triadic

#51F661 #6151F6 #F66151

tetradic

#51F661 #5194F6 #F651E6 #F6B451

square

#51F661 #5194F6 #F651E6 #F6B451

split-complementary

#51F661 #B451F6 #F65194

monochromatic

#0AC31C #17F32C #51F661 #8BF996 #C5FCCB

Accessibility & contrast

On white

1.43

#51F661 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.70

#51F661 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51F661

14.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51F661	#FFFFFF	#000000	##000000
##51F661	1.00	1.43	14.70	14.70
#FFFFFF	1.43	1.00	21.00	21.00
#000000	14.70	21.00	1.00	1.00
##000000	14.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FAE050

Deuteranopia (green-blind)

#E7D36D

Tritanopia (blue-blind)

#1BF0D6

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #51f661;
/* rgb */ color: rgb(81, 246, 97);
/* oklch */ color: oklch(85.8% 0.235 144.6);

Tailwind

colors: {
  custom: {
    50: '#95fa93',
    500: '#51f661',
    950: '#000000',
  },
}

SCSS

$custom: #51f661;
$custom-light: #95fa93;
$custom-dark: #000000;

JSON

{
  "hex": "#51f661",
  "rgb": {
    "r": 81,
    "g": 246,
    "b": 97
  },
  "hsl": {
    "h": 125.818,
    "s": 90.164,
    "l": 64.118
  },
  "oklch": {
    "l": 0.85806,
    "c": 0.23505,
    "h": 144.6
  },
  "luminance": 0.68524
}

Semantic roles & 50–950 ramp

primary

#51F661

secondary

#C02BB1

accent

#00CFE6

background

#FCFFFC

surface

#F5FFF4

border

#CFD7CE

text

#0F170D

muted

#80857F

Preview Lab

Preview with #51F661

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

Preview Lab → · Contrast checker → · Palette generator →