#51CD8A#51CD8A

#51CD8A is a light, vivid green. Relative luminance 0.472; OKLCH L 76.2% C 0.147 H 156.4°. Best body text is #000000 at 10.45:1 contrast (WCAG AA passes).

Color values

HEX	#51CD8A
RGB	rgb(81, 205, 138)
HSL	hsl(148, 55%, 56%)
HSV	hsv(148, 60%, 80%)
CMYK	cmyk(60.5%, 0%, 32.7%, 19.6%)
CIE-LAB	lab(74.35, -49.71, 23.37)
CIE-LCH	lch(74.35, 54.93, 154.82°)
OKLab	oklab(76.16% -0.1352 0.059)
OKLCH	oklch(76.16% 0.148 156.4)
XYZ	xyz(29.8095, 47.2440, 31.5879)
Luminance	0.4725 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CD8A #CD5194

analogous

#56CD51 #51CD8A #51CDC8

triadic

#51CD8A #8A51CD #CD8A51

tetradic

#51CD8A #5156CD #CD5194 #CDC851

square

#51CD8A #5156CD #CD5194 #CDC851

split-complementary

#51CD8A #C851CD #CD5156

monochromatic

#257F4E #32AF6B #51CD8A #81DBAA #B0E8CA

Accessibility & contrast

On white

2.01

#51CD8A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.45

#51CD8A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CD8A

10.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CD8A	#FFFFFF	#000000	##000000
##51CD8A	1.00	2.01	10.45	10.45
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.45	21.00	1.00	1.00
##000000	10.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCBE86

Deuteranopia (green-blind)

#BBB28E

Tritanopia (blue-blind)

#1BCBBB

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #51cd8a;
/* rgb */ color: rgb(81, 205, 138);
/* oklch */ color: oklch(76.2% 0.147 156.4);

Tailwind

colors: {
  custom: {
    50: '#8dddac',
    500: '#51cd8a',
    950: '#000000',
  },
}

SCSS

$custom: #51cd8a;
$custom-light: #8dddac;
$custom-dark: #000000;

JSON

{
  "hex": "#51cd8a",
  "rgb": {
    "r": 81,
    "g": 205,
    "b": 138
  },
  "hsl": {
    "h": 147.581,
    "s": 55.357,
    "l": 56.078
  },
  "oklch": {
    "l": 0.76161,
    "c": 0.1475,
    "h": 156.4
  },
  "luminance": 0.47247
}

Semantic roles & 50–950 ramp

primary

#51CD8A

secondary

#D7A3BF

accent

#499ADF

background

#F9FDFA

surface

#F1FBF4

border

#CBD4CE

text

#0D1510

muted

#7E837F

Preview Lab

Preview with #51CD8A

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

Preview Lab → · Contrast checker → · Palette generator →