#51D985#51D985

#51D985 is a light, vivid green. Relative luminance 0.531; OKLCH L 79.1% C 0.168 H 152.9°. Best body text is #000000 at 11.61:1 contrast (WCAG AA passes).

Color values

HEX	#51D985
RGB	rgb(81, 217, 133)
HSL	hsl(143, 64%, 58%)
HSV	hsv(143, 63%, 85%)
CMYK	cmyk(62.7%, 0%, 38.7%, 14.9%)
CIE-LAB	lab(77.91, -55.39, 30.75)
CIE-LCH	lch(77.91, 63.35, 150.96°)
OKLab	oklab(79.06% -0.1498 0.0766)
OKLCH	oklch(79.06% 0.168 152.9)
XYZ	xyz(32.4372, 53.0652, 30.7189)
Luminance	0.5307 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D985 #D951A5

analogous

#61D951 #51D985 #51D9C9

triadic

#51D985 #8551D9 #D98551

tetradic

#51D985 #5161D9 #D951A5 #D9C951

square

#51D985 #5161D9 #D951A5 #D9C951

split-complementary

#51D985 #C951D9 #D95161

monochromatic

#1F904B #2AC265 #51D985 #83E4A8 #B5EFCB

Accessibility & contrast

On white

1.81

#51D985 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.61

#51D985 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D985

11.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D985	#FFFFFF	#000000	##000000
##51D985	1.00	1.81	11.61	11.61
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.61	21.00	1.00	1.00
##000000	11.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C87F

Deuteranopia (green-blind)

#C7BC8A

Tritanopia (blue-blind)

#16D6C4

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #51d985;
/* rgb */ color: rgb(81, 217, 133);
/* oklch */ color: oklch(79.1% 0.168 152.9);

Tailwind

colors: {
  custom: {
    50: '#8fe6a9',
    500: '#51d985',
    950: '#000000',
  },
}

SCSS

$custom: #51d985;
$custom-light: #8fe6a9;
$custom-dark: #000000;

JSON

{
  "hex": "#51d985",
  "rgb": {
    "r": 81,
    "g": 217,
    "b": 133
  },
  "hsl": {
    "h": 142.941,
    "s": 64.151,
    "l": 58.431
  },
  "oklch": {
    "l": 0.79061,
    "c": 0.16824,
    "h": 152.9
  },
  "luminance": 0.53068
}

Semantic roles & 50–950 ramp

primary

#51D985

secondary

#953972

accent

#41A7E7

background

#FCFEFC

surface

#F5FCF6

border

#CFD5D0

text

#0E1610

muted

#7F8480

Preview Lab

Preview with #51D985

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

Preview Lab → · Contrast checker → · Palette generator →