#51D98D#51D98D

#51D98D is a light, vivid green. Relative luminance 0.533; OKLCH L 79.2% C 0.161 H 155.3°. Best body text is #000000 at 11.66:1 contrast (WCAG AA passes).

Color values

HEX	#51D98D
RGB	rgb(81, 217, 141)
HSL	hsl(146, 64%, 58%)
HSV	hsv(146, 63%, 85%)
CMYK	cmyk(62.7%, 0%, 35%, 14.9%)
CIE-LAB	lab(78.05, -53.92, 26.81)
CIE-LCH	lch(78.05, 60.22, 153.56°)
OKLab	oklab(79.22% -0.1462 0.0674)
OKLCH	oklch(79.22% 0.161 155.3)
XYZ	xyz(33.0111, 53.2947, 33.7414)
Luminance	0.5330 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D98D #D9519D

analogous

#59D951 #51D98D #51D9D1

triadic

#51D98D #8D51D9 #D98D51

tetradic

#51D98D #5159D9 #D9519D #D9D151

square

#51D98D #5159D9 #D9519D #D9D151

split-complementary

#51D98D #D151D9 #D95159

monochromatic

#1F9051 #2AC26D #51D98D #83E4AE #B5EFCF

Accessibility & contrast

On white

1.80

#51D98D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.66

#51D98D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D98D

11.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D98D	#FFFFFF	#000000	##000000
##51D98D	1.00	1.80	11.66	11.66
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.66	21.00	1.00	1.00
##000000	11.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8C988

Deuteranopia (green-blind)

#C6BC92

Tritanopia (blue-blind)

#08D7C5

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #51d98d;
/* rgb */ color: rgb(81, 217, 141);
/* oklch */ color: oklch(79.2% 0.161 155.3);

Tailwind

colors: {
  custom: {
    50: '#8fe6af',
    500: '#51d98d',
    950: '#000000',
  },
}

SCSS

$custom: #51d98d;
$custom-light: #8fe6af;
$custom-dark: #000000;

JSON

{
  "hex": "#51d98d",
  "rgb": {
    "r": 81,
    "g": 217,
    "b": 141
  },
  "hsl": {
    "h": 146.471,
    "s": 64.151,
    "l": 58.431
  },
  "oklch": {
    "l": 0.79216,
    "c": 0.16099,
    "h": 155.3
  },
  "luminance": 0.53298
}

Semantic roles & 50–950 ramp

primary

#51D98D

secondary

#95396D

accent

#419EE7

background

#FCFEFD

surface

#F5FCF7

border

#CFD5D0

text

#0E1610

muted

#7F8481

Preview Lab

Preview with #51D98D

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

Preview Lab → · Contrast checker → · Palette generator →