#51D375#51D375

#51D375 is a light, vivid green. Relative luminance 0.496; OKLCH L 77.3% C 0.175 H 149.5°. Best body text is #000000 at 10.92:1 contrast (WCAG AA passes).

Color values

HEX	#51D375
RGB	rgb(81, 211, 117)
HSL	hsl(137, 60%, 57%)
HSV	hsv(137, 62%, 83%)
CMYK	cmyk(61.6%, 0%, 44.5%, 17.3%)
CIE-LAB	lab(75.83, -55.80, 36.15)
CIE-LCH	lch(75.83, 66.49, 147.06°)
OKLab	oklab(77.27% -0.1507 0.0888)
OKLCH	oklch(77.27% 0.175 149.5)
XYZ	xyz(29.8963, 49.6193, 24.8281)
Luminance	0.4962 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D375 #D351AF

analogous

#6ED351 #51D375 #51D3B6

triadic

#51D375 #7551D3 #D37551

tetradic

#51D375 #516ED3 #D351AF #D3B651

square

#51D375 #516ED3 #D351AF #D3B651

split-complementary

#51D375 #B651D3 #D3516E

monochromatic

#22873E #2FB855 #51D375 #82DF9C #B3ECC2

Accessibility & contrast

On white

1.92

#51D375 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.92

#51D375 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D375

10.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D375	#FFFFFF	#000000	##000000
##51D375	1.00	1.92	10.92	10.92
#FFFFFF	1.92	1.00	21.00	21.00
#000000	10.92	21.00	1.00	1.00
##000000	10.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4C26E

Deuteranopia (green-blind)

#C4B67B

Tritanopia (blue-blind)

#28CFBC

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #51d375;
/* rgb */ color: rgb(81, 211, 117);
/* oklch */ color: oklch(77.3% 0.175 149.5);

Tailwind

colors: {
  custom: {
    50: '#8ee19e',
    500: '#51d375',
    950: '#000000',
  },
}

SCSS

$custom: #51d375;
$custom-light: #8ee19e;
$custom-dark: #000000;

JSON

{
  "hex": "#51d375",
  "rgb": {
    "r": 81,
    "g": 211,
    "b": 117
  },
  "hsl": {
    "h": 136.615,
    "s": 59.633,
    "l": 57.255
  },
  "oklch": {
    "l": 0.77271,
    "c": 0.17491,
    "h": 149.5
  },
  "luminance": 0.49622
}

Semantic roles & 50–950 ramp

primary

#51D375

secondary

#DAA6CC

accent

#45B7E3

background

#F9FDF9

surface

#F2FBF2

border

#CCD4CC

text

#0D150E

muted

#7E837E

Preview Lab

Preview with #51D375

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

Preview Lab → · Contrast checker → · Palette generator →