#51D585#51D585

#51D585 is a light, vivid green. Relative luminance 0.510; OKLCH L 78.1% C 0.163 H 153.5°. Best body text is #000000 at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#51D585
RGB	rgb(81, 213, 133)
HSL	hsl(144, 61%, 58%)
HSV	hsv(144, 62%, 84%)
CMYK	cmyk(62%, 0%, 37.6%, 16.5%)
CIE-LAB	lab(76.70, -53.84, 29.13)
CIE-LCH	lch(76.70, 61.21, 151.58°)
OKLab	oklab(78.06% -0.1457 0.0728)
OKLCH	oklch(78.06% 0.163 153.5)
XYZ	xyz(31.4186, 51.0281, 30.3794)
Luminance	0.5103 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D585 #D551A1

analogous

#5FD551 #51D585 #51D5C7

triadic

#51D585 #8551D5 #D58551

tetradic

#51D585 #515FD5 #D551A1 #D5C751

square

#51D585 #515FD5 #D551A1 #D5C751

split-complementary

#51D585 #C751D5 #D5515F

monochromatic

#218A4B #2DBC65 #51D585 #82E1A8 #B4EDCA

Accessibility & contrast

On white

1.87

#51D585 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.21

#51D585 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D585

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D585	#FFFFFF	#000000	##000000
##51D585	1.00	1.87	11.21	11.21
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.21	21.00	1.00	1.00
##000000	11.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5C580

Deuteranopia (green-blind)

#C4B88A

Tritanopia (blue-blind)

#1AD2C1

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #51d585;
/* rgb */ color: rgb(81, 213, 133);
/* oklch */ color: oklch(78.1% 0.163 153.5);

Tailwind

colors: {
  custom: {
    50: '#8fe3a9',
    500: '#51d585',
    950: '#000000',
  },
}

SCSS

$custom: #51d585;
$custom-light: #8fe3a9;
$custom-dark: #000000;

JSON

{
  "hex": "#51d585",
  "rgb": {
    "r": 81,
    "g": 213,
    "b": 133
  },
  "hsl": {
    "h": 143.636,
    "s": 61.111,
    "l": 57.647
  },
  "oklch": {
    "l": 0.78061,
    "c": 0.16289,
    "h": 153.5
  },
  "luminance": 0.51031
}

Semantic roles & 50–950 ramp

primary

#51D585

secondary

#903A6E

accent

#44A5E4

background

#FCFEFC

surface

#F5FCF6

border

#CFD5D0

text

#0D1510

muted

#7F8480

Preview Lab

Preview with #51D585

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

Preview Lab → · Contrast checker → · Palette generator →