#51DB5D#51DB5D

#51DB5D is a light, highly saturated green. Relative luminance 0.532; OKLCH L 79.0% C 0.206 H 144.7°. Best body text is #000000 at 11.64:1 contrast (WCAG AA passes).

Color values

HEX	#51DB5D
RGB	rgb(81, 219, 93)
HSL	hsl(125, 66%, 59%)
HSV	hsv(125, 63%, 86%)
CMYK	cmyk(63%, 0%, 57.5%, 14.1%)
CIE-LAB	lab(77.99, -62.09, 50.29)
CIE-LCH	lch(77.99, 79.90, 140.99°)
OKLab	oklab(78.95% -0.1681 0.119)
OKLCH	oklch(78.95% 0.206 144.7)
XYZ	xyz(30.6987, 53.1996, 19.0045)
Luminance	0.5320 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DB5D #DB51CF

analogous

#8ADB51 #51DB5D #51DBA2

triadic

#51DB5D #5D51DB #DB5D51

tetradic

#51DB5D #518ADB #DB51CF #DBA251

square

#51DB5D #518ADB #DB51CF #DBA251

split-complementary

#51DB5D #A251DB #DB518A

monochromatic

#1E9329 #29C637 #51DB5D #84E58C #B6F0BB

Accessibility & contrast

On white

1.80

#51DB5D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.64

#51DB5D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DB5D

11.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DB5D	#FFFFFF	#000000	##000000
##51DB5D	1.00	1.80	11.64	11.64
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.64	21.00	1.00	1.00
##000000	11.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFC850

Deuteranopia (green-blind)

#CEBC67

Tritanopia (blue-blind)

#30D6BF

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #51db5d;
/* rgb */ color: rgb(81, 219, 93);
/* oklch */ color: oklch(79.0% 0.206 144.7);

Tailwind

colors: {
  custom: {
    50: '#91e78e',
    500: '#51db5d',
    950: '#000000',
  },
}

SCSS

$custom: #51db5d;
$custom-light: #91e78e;
$custom-dark: #000000;

JSON

{
  "hex": "#51db5d",
  "rgb": {
    "r": 81,
    "g": 219,
    "b": 93
  },
  "hsl": {
    "h": 125.217,
    "s": 65.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.78953,
    "c": 0.20595,
    "h": 144.7
  },
  "luminance": 0.53203
}

Semantic roles & 50–950 ramp

primary

#51DB5D

secondary

#983890

accent

#3FDAE9

background

#FCFEFC

surface

#F5FDF4

border

#CFD5CE

text

#0E160D

muted

#7F847F

Preview Lab

Preview with #51DB5D

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

Preview Lab → · Contrast checker → · Palette generator →