#51DB5C#51DB5C

#51DB5C is a light, highly saturated green. Relative luminance 0.532; OKLCH L 78.9% C 0.207 H 144.6°. Best body text is #000000 at 11.64:1 contrast (WCAG AA passes).

Color values

HEX	#51DB5C
RGB	rgb(81, 219, 92)
HSL	hsl(125, 66%, 59%)
HSV	hsv(125, 63%, 86%)
CMYK	cmyk(63%, 0%, 58%, 14.1%)
CIE-LAB	lab(77.98, -62.21, 50.72)
CIE-LCH	lch(77.98, 80.26, 140.81°)
OKLab	oklab(78.94% -0.1685 0.1199)
OKLCH	oklch(78.94% 0.207 144.6)
XYZ	xyz(30.6547, 53.1820, 18.7728)
Luminance	0.5319 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DB5C #DB51D0

analogous

#8BDB51 #51DB5C #51DBA1

triadic

#51DB5C #5C51DB #DB5C51

tetradic

#51DB5C #518BDB #DB51D0 #DBA151

square

#51DB5C #518BDB #DB51D0 #DBA151

split-complementary

#51DB5C #A151DB #DB518B

monochromatic

#1E9328 #29C635 #51DB5C #84E58C #B6F0BB

Accessibility & contrast

On white

1.80

#51DB5C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.64

#51DB5C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DB5C

11.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DB5C	#FFFFFF	#000000	##000000
##51DB5C	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)

#DFC84F

Deuteranopia (green-blind)

#CEBC66

Tritanopia (blue-blind)

#30D5BF

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #51db5c;
/* rgb */ color: rgb(81, 219, 92);
/* oklch */ color: oklch(78.9% 0.207 144.6);

Tailwind

colors: {
  custom: {
    50: '#91e78e',
    500: '#51db5c',
    950: '#000000',
  },
}

SCSS

$custom: #51db5c;
$custom-light: #91e78e;
$custom-dark: #000000;

JSON

{
  "hex": "#51db5c",
  "rgb": {
    "r": 81,
    "g": 219,
    "b": 92
  },
  "hsl": {
    "h": 124.783,
    "s": 65.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.78941,
    "c": 0.20676,
    "h": 144.6
  },
  "luminance": 0.53185
}

Semantic roles & 50–950 ramp

primary

#51DB5C

secondary

#983890

accent

#3FDBE9

background

#FCFEFC

surface

#F5FDF4

border

#CFD5CE

text

#0E160C

muted

#7F847F

Preview Lab

Preview with #51DB5C

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

Preview Lab → · Contrast checker → · Palette generator →