#51DA90#51DA90

#51DA90 is a light, vivid green. Relative luminance 0.539; OKLCH L 79.5% C 0.160 H 156.0°. Best body text is #000000 at 11.78:1 contrast (WCAG AA passes).

Color values

HEX	#51DA90
RGB	rgb(81, 218, 144)
HSL	hsl(148, 65%, 59%)
HSV	hsv(148, 63%, 85%)
CMYK	cmyk(62.8%, 0%, 33.9%, 14.5%)
CIE-LAB	lab(78.40, -53.74, 25.74)
CIE-LCH	lch(78.40, 59.59, 154.41°)
OKLab	oklab(79.53% -0.1459 0.0648)
OKLCH	oklch(79.53% 0.16 156)
XYZ	xyz(33.4958, 53.9023, 35.0191)
Luminance	0.5391 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DA90 #DA519B

analogous

#56DA51 #51DA90 #51DAD4

triadic

#51DA90 #9051DA #DA9051

tetradic

#51DA90 #5156DA #DA519B #DAD451

square

#51DA90 #5156DA #DA519B #DAD451

split-complementary

#51DA90 #D451DA #DA5156

monochromatic

#1F9254 #2AC471 #51DA90 #83E5B0 #B6EFD0

Accessibility & contrast

On white

1.78

#51DA90 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.78

#51DA90 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DA90

11.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DA90	#FFFFFF	#000000	##000000
##51DA90	1.00	1.78	11.78	11.78
#FFFFFF	1.78	1.00	21.00	21.00
#000000	11.78	21.00	1.00	1.00
##000000	11.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9CA8B

Deuteranopia (green-blind)

#C7BD95

Tritanopia (blue-blind)

#00D8C7

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #51da90;
/* rgb */ color: rgb(81, 218, 144);
/* oklch */ color: oklch(79.5% 0.160 156.0);

Tailwind

colors: {
  custom: {
    50: '#8fe6b1',
    500: '#51da90',
    950: '#000000',
  },
}

SCSS

$custom: #51da90;
$custom-light: #8fe6b1;
$custom-dark: #000000;

JSON

{
  "hex": "#51da90",
  "rgb": {
    "r": 81,
    "g": 218,
    "b": 144
  },
  "hsl": {
    "h": 147.591,
    "s": 64.929,
    "l": 58.627
  },
  "oklch": {
    "l": 0.79526,
    "c": 0.15963,
    "h": 156
  },
  "luminance": 0.53906
}

Semantic roles & 50–950 ramp

primary

#51DA90

secondary

#97396B

accent

#409BE8

background

#FCFEFD

surface

#F5FCF7

border

#CFD5D0

text

#0E1610

muted

#7F8481

Preview Lab

Preview with #51DA90

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

Preview Lab → · Contrast checker → · Palette generator →