#51BF58#51BF58

#51BF58 is a light, vivid green. Relative luminance 0.397; OKLCH L 71.7% C 0.174 H 144.6°. Best body text is #000000 at 8.94:1 contrast (WCAG AA passes).

Color values

HEX	#51BF58
RGB	rgb(81, 191, 88)
HSL	hsl(124, 46%, 53%)
HSV	hsv(124, 58%, 75%)
CMYK	cmyk(57.6%, 0%, 53.9%, 25.1%)
CIE-LAB	lab(69.26, -52.44, 42.26)
CIE-LCH	lch(69.26, 67.35, 141.14°)
OKLab	oklab(71.74% -0.1422 0.1011)
OKLCH	oklch(71.74% 0.175 144.6)
XYZ	xyz(23.7842, 39.7134, 15.6427)
Luminance	0.3972 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BF58 #BF51B8

analogous

#81BF51 #51BF58 #51BF8F

triadic

#51BF58 #5851BF #BF5851

tetradic

#51BF58 #5181BF #BF51B8 #BF8F51

square

#51BF58 #5181BF #BF51B8 #BF8F51

split-complementary

#51BF58 #8F51BF #BF5181

monochromatic

#286D2D #399A3F #51BF58 #7ECF83 #AAE0AE

Accessibility & contrast

On white

2.35

#51BF58 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.94

#51BF58 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BF58

8.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BF58	#FFFFFF	#000000	##000000
##51BF58	1.00	2.35	8.94	8.94
#FFFFFF	2.35	1.00	21.00	21.00
#000000	8.94	21.00	1.00	1.00
##000000	8.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2AF4F

Deuteranopia (green-blind)

#B4A560

Tritanopia (blue-blind)

#3CBAA8

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #51bf58;
/* rgb */ color: rgb(81, 191, 88);
/* oklch */ color: oklch(71.7% 0.174 144.6);

Tailwind

colors: {
  custom: {
    50: '#8cd38a',
    500: '#51bf58',
    950: '#000000',
  },
}

SCSS

$custom: #51bf58;
$custom-light: #8cd38a;
$custom-dark: #000000;

JSON

{
  "hex": "#51bf58",
  "rgb": {
    "r": 81,
    "g": 191,
    "b": 88
  },
  "hsl": {
    "h": 123.818,
    "s": 46.218,
    "l": 53.333
  },
  "oklch": {
    "l": 0.71738,
    "c": 0.1745,
    "h": 144.6
  },
  "luminance": 0.39716
}

Semantic roles & 50–950 ramp

primary

#51BF58

secondary

#CE9ECB

accent

#52CDD6

background

#F9FDF8

surface

#F1FAF0

border

#CBD3CB

text

#0D140C

muted

#7E837D

Preview Lab

Preview with #51BF58

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

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