#51CB53#51CB53

#51CB53 is a light, vivid green. Relative luminance 0.451; OKLCH L 74.8% C 0.194 H 143.6°. Best body text is #000000 at 10.02:1 contrast (WCAG AA passes).

Color values

HEX	#51CB53
RGB	rgb(81, 203, 83)
HSL	hsl(121, 54%, 56%)
HSV	hsv(121, 60%, 80%)
CMYK	cmyk(60.1%, 0%, 59.1%, 20.4%)
CIE-LAB	lab(72.95, -57.53, 48.93)
CIE-LCH	lch(72.95, 75.53, 139.62°)
OKLab	oklab(74.75% -0.1562 0.1152)
OKLCH	oklch(74.75% 0.194 143.6)
XYZ	xyz(26.3091, 45.0833, 15.4974)
Luminance	0.4509 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CB53 #CB51C9

analogous

#8CCB51 #51CB53 #51CB90

triadic

#51CB53 #5351CB #CB5351

tetradic

#51CB53 #518CCB #CB51C9 #CB9051

square

#51CB53 #518CCB #CB51C9 #CB9051

split-complementary

#51CB53 #9051CB #CB518C

monochromatic

#257C27 #33AC35 #51CB53 #80D982 #AFE7B0

Accessibility & contrast

On white

2.10

#51CB53 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.02

#51CB53 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CB53

10.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CB53	#FFFFFF	#000000	##000000
##51CB53	1.00	2.10	10.02	10.02
#FFFFFF	2.10	1.00	21.00	21.00
#000000	10.02	21.00	1.00	1.00
##000000	10.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB946

Deuteranopia (green-blind)

#C0AF5D

Tritanopia (blue-blind)

#3AC6B1

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #51cb53;
/* rgb */ color: rgb(81, 203, 83);
/* oklch */ color: oklch(74.8% 0.194 143.6);

Tailwind

colors: {
  custom: {
    50: '#8edc87',
    500: '#51cb53',
    950: '#000000',
  },
}

SCSS

$custom: #51cb53;
$custom-light: #8edc87;
$custom-dark: #000000;

JSON

{
  "hex": "#51cb53",
  "rgb": {
    "r": 81,
    "g": 203,
    "b": 83
  },
  "hsl": {
    "h": 120.984,
    "s": 53.982,
    "l": 55.686
  },
  "oklch": {
    "l": 0.74754,
    "c": 0.19412,
    "h": 143.6
  },
  "luminance": 0.45086
}

Semantic roles & 50–950 ramp

primary

#51CB53

secondary

#D5A3D4

accent

#4ADBDD

background

#F9FDF8

surface

#F2FBF0

border

#CCD4CB

text

#0D150B

muted

#7E837C

Preview Lab

Preview with #51CB53

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

Preview Lab → · Contrast checker → · Palette generator →