#51D253#51D253

#51D253 is a light, highly saturated green. Relative luminance 0.485; OKLCH L 76.5% C 0.203 H 143.5°. Best body text is #000000 at 10.69:1 contrast (WCAG AA passes).

Color values

HEX	#51D253
RGB	rgb(81, 210, 83)
HSL	hsl(121, 59%, 57%)
HSV	hsv(121, 61%, 82%)
CMYK	cmyk(61.4%, 0%, 60.5%, 17.6%)
CIE-LAB	lab(75.12, -60.05, 51.42)
CIE-LCH	lch(75.12, 79.06, 139.43°)
OKLab	oklab(76.55% -0.163 0.1206)
OKLCH	oklch(76.55% 0.203 143.5)
XYZ	xyz(27.9996, 48.4644, 16.0609)
Luminance	0.4847 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D253 #D251D0

analogous

#90D251 #51D253 #51D293

triadic

#51D253 #5351D2 #D25351

tetradic

#51D253 #5190D2 #D251D0 #D29351

square

#51D253 #5190D2 #D251D0 #D29351

split-complementary

#51D253 #9351D2 #D25190

monochromatic

#238624 #2FB731 #51D253 #82DF83 #B2EBB3

Accessibility & contrast

On white

1.96

#51D253 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.69

#51D253 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D253

10.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D253	#FFFFFF	#000000	##000000
##51D253	1.00	1.96	10.69	10.69
#FFFFFF	1.96	1.00	21.00	21.00
#000000	10.69	21.00	1.00	1.00
##000000	10.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6C045

Deuteranopia (green-blind)

#C6B55D

Tritanopia (blue-blind)

#37CCB7

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #51d253;
/* rgb */ color: rgb(81, 210, 83);
/* oklch */ color: oklch(76.5% 0.203 143.5);

Tailwind

colors: {
  custom: {
    50: '#8fe188',
    500: '#51d253',
    950: '#000000',
  },
}

SCSS

$custom: #51d253;
$custom-light: #8fe188;
$custom-dark: #000000;

JSON

{
  "hex": "#51d253",
  "rgb": {
    "r": 81,
    "g": 210,
    "b": 83
  },
  "hsl": {
    "h": 120.93,
    "s": 58.904,
    "l": 57.059
  },
  "oklch": {
    "l": 0.76546,
    "c": 0.20279,
    "h": 143.5
  },
  "luminance": 0.48467
}

Semantic roles & 50–950 ramp

primary

#51D253

secondary

#DAA5D9

accent

#46E0E2

background

#F9FDF8

surface

#F2FBF0

border

#CCD4CB

text

#0E150C

muted

#7E837D

Preview Lab

Preview with #51D253

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

Preview Lab → · Contrast checker → · Palette generator →