#51CB69#51CB69

#51CB69 is a light, vivid green. Relative luminance 0.455; OKLCH L 75.1% C 0.175 H 147.4°. Best body text is #000000 at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#51CB69
RGB	rgb(81, 203, 105)
HSL	hsl(132, 54%, 56%)
HSV	hsv(132, 60%, 80%)
CMYK	cmyk(60.1%, 0%, 48.3%, 20.4%)
CIE-LAB	lab(73.21, -54.62, 38.80)
CIE-LCH	lch(73.21, 67.00, 144.61°)
OKLab	oklab(75.05% -0.1477 0.0943)
OKLCH	oklch(75.05% 0.175 147.4)
XYZ	xyz(27.2972, 45.4785, 20.7016)
Luminance	0.4548 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CB69 #CB51B3

analogous

#76CB51 #51CB69 #51CBA6

triadic

#51CB69 #6951CB #CB6951

tetradic

#51CB69 #5176CB #CB51B3 #CBA651

square

#51CB69 #5176CB #CB51B3 #CBA651

split-complementary

#51CB69 #A651CB #CB5176

monochromatic

#257C36 #33AC4B #51CB69 #80D992 #AFE7BA

Accessibility & contrast

On white

2.08

#51CB69 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.10

#51CB69 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CB69

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CB69	#FFFFFF	#000000	##000000
##51CB69	1.00	2.08	10.10	10.10
#FFFFFF	2.08	1.00	21.00	21.00
#000000	10.10	21.00	1.00	1.00
##000000	10.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDBA61

Deuteranopia (green-blind)

#BEAF70

Tritanopia (blue-blind)

#32C7B4

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #51cb69;
/* rgb */ color: rgb(81, 203, 105);
/* oklch */ color: oklch(75.1% 0.175 147.4);

Tailwind

colors: {
  custom: {
    50: '#8ddc95',
    500: '#51cb69',
    950: '#000000',
  },
}

SCSS

$custom: #51cb69;
$custom-light: #8ddc95;
$custom-dark: #000000;

JSON

{
  "hex": "#51cb69",
  "rgb": {
    "r": 81,
    "g": 203,
    "b": 105
  },
  "hsl": {
    "h": 131.803,
    "s": 53.982,
    "l": 55.686
  },
  "oklch": {
    "l": 0.75052,
    "c": 0.17522,
    "h": 147.4
  },
  "luminance": 0.45481
}

Semantic roles & 50–950 ramp

primary

#51CB69

secondary

#D5A3CB

accent

#4AC0DD

background

#F9FDF9

surface

#F2FBF2

border

#CCD4CC

text

#0D150D

muted

#7E837E

Preview Lab

Preview with #51CB69

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

Preview Lab → · Contrast checker → · Palette generator →