#51DB5F#51DB5F

#51DB5F is a light, highly saturated green. Relative luminance 0.532; OKLCH L 79.0% C 0.204 H 145.0°. Best body text is #000000 at 11.65:1 contrast (WCAG AA passes).

Color values

HEX	#51DB5F
RGB	rgb(81, 219, 95)
HSL	hsl(126, 66%, 59%)
HSV	hsv(126, 63%, 86%)
CMYK	cmyk(63%, 0%, 56.6%, 14.1%)
CIE-LAB	lab(78.01, -61.84, 49.40)
CIE-LCH	lch(78.01, 79.15, 141.38°)
OKLab	oklab(78.98% -0.1674 0.1172)
OKLCH	oklch(78.98% 0.204 145)
XYZ	xyz(30.7885, 53.2355, 19.4772)
Luminance	0.5324 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DB5F #DB51CD

analogous

#88DB51 #51DB5F #51DBA4

triadic

#51DB5F #5F51DB #DB5F51

tetradic

#51DB5F #5188DB #DB51CD #DBA451

square

#51DB5F #5188DB #DB51CD #DBA451

split-complementary

#51DB5F #A451DB #DB5188

monochromatic

#1E932A #29C639 #51DB5F #84E58E #B6F0BC

Accessibility & contrast

On white

1.80

#51DB5F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.65

#51DB5F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DB5F

11.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DB5F	#FFFFFF	#000000	##000000
##51DB5F	1.00	1.80	11.65	11.65
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.65	21.00	1.00	1.00
##000000	11.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFC853

Deuteranopia (green-blind)

#CDBC69

Tritanopia (blue-blind)

#2FD6C0

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #51db5f;
/* rgb */ color: rgb(81, 219, 95);
/* oklch */ color: oklch(79.0% 0.204 145.0);

Tailwind

colors: {
  custom: {
    50: '#91e790',
    500: '#51db5f',
    950: '#000000',
  },
}

SCSS

$custom: #51db5f;
$custom-light: #91e790;
$custom-dark: #000000;

JSON

{
  "hex": "#51db5f",
  "rgb": {
    "r": 81,
    "g": 219,
    "b": 95
  },
  "hsl": {
    "h": 126.087,
    "s": 65.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.78977,
    "c": 0.20434,
    "h": 145
  },
  "luminance": 0.53239
}

Semantic roles & 50–950 ramp

primary

#51DB5F

secondary

#98388E

accent

#3FD7E9

background

#FCFEFC

surface

#F5FDF4

border

#CFD5CE

text

#0E160D

muted

#7F847F

Preview Lab

Preview with #51DB5F

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

Preview Lab → · Contrast checker → · Palette generator →