#51F488#51F488

#51F488 is a very light, highly saturated green. Relative luminance 0.682; OKLCH L 85.8% C 0.201 H 150.7°. Best body text is #000000 at 14.65:1 contrast (WCAG AA passes).

Color values

HEX	#51F488
RGB	rgb(81, 244, 136)
HSL	hsl(140, 88%, 64%)
HSV	hsv(140, 67%, 96%)
CMYK	cmyk(66.8%, 0%, 44.3%, 4.3%)
CIE-LAB	lab(86.12, -64.89, 39.93)
CIE-LCH	lch(86.12, 76.20, 148.40°)
OKLab	oklab(85.83% -0.1749 0.0981)
OKLCH	oklch(85.83% 0.201 150.7)
XYZ	xyz(40.1847, 68.2239, 34.3385)
Luminance	0.6823 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51F488 #F451BD

analogous

#6BF451 #51F488 #51F4D9

triadic

#51F488 #8851F4 #F48851

tetradic

#51F488 #516BF4 #F451BD #F4D951

square

#51F488 #516BF4 #F451BD #F4D951

split-complementary

#51F488 #D951F4 #F4516B

monochromatic

#0CBF48 #17F061 #51F488 #8BF8AF #C4FBD7

Accessibility & contrast

On white

1.43

#51F488 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.65

#51F488 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51F488

14.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51F488	#FFFFFF	#000000	##000000
##51F488	1.00	1.43	14.65	14.65
#FFFFFF	1.43	1.00	21.00	21.00
#000000	14.65	21.00	1.00	1.00
##000000	14.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F5E080

Deuteranopia (green-blind)

#E1D28F

Tritanopia (blue-blind)

#00F0DA

Achromatopsia (no color)

#D7D7D7

Design tokens & code

CSS

--color: #51f488;
/* rgb */ color: rgb(81, 244, 136);
/* oklch */ color: oklch(85.8% 0.201 150.7);

Tailwind

colors: {
  custom: {
    50: '#94f9ac',
    500: '#51f488',
    950: '#000000',
  },
}

SCSS

$custom: #51f488;
$custom-light: #94f9ac;
$custom-dark: #000000;

JSON

{
  "hex": "#51f488",
  "rgb": {
    "r": 81,
    "g": 244,
    "b": 136
  },
  "hsl": {
    "h": 140.245,
    "s": 88.108,
    "l": 63.725
  },
  "oklch": {
    "l": 0.85832,
    "c": 0.20056,
    "h": 150.7
  },
  "luminance": 0.68228
}

Semantic roles & 50–950 ramp

primary

#51F488

secondary

#BD2D8C

accent

#0198E5

background

#FCFFFD

surface

#F5FFF7

border

#CFD7D0

text

#0F1710

muted

#808581

Preview Lab

Preview with #51F488

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

Preview Lab → · Contrast checker → · Palette generator →