#51BE58#51BE58

#51BE58 is a light, vivid green. Relative luminance 0.393; OKLCH L 71.5% C 0.173 H 144.6°. Best body text is #000000 at 8.86:1 contrast (WCAG AA passes).

Color values

HEX	#51BE58
RGB	rgb(81, 190, 88)
HSL	hsl(124, 46%, 53%)
HSV	hsv(124, 57%, 75%)
CMYK	cmyk(57.4%, 0%, 53.7%, 25.5%)
CIE-LAB	lab(68.95, -52.06, 41.88)
CIE-LCH	lch(68.95, 66.82, 141.18°)
OKLab	oklab(71.48% -0.1412 0.1003)
OKLCH	oklch(71.48% 0.173 144.6)
XYZ	xyz(23.5669, 39.2787, 15.5703)
Luminance	0.3928 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BE58 #BE51B7

analogous

#80BE51 #51BE58 #51BE8E

triadic

#51BE58 #5851BE #BE5851

tetradic

#51BE58 #5180BE #BE51B7 #BE8E51

square

#51BE58 #5180BE #BE51B7 #BE8E51

split-complementary

#51BE58 #8E51BE #BE5180

monochromatic

#286C2D #39993F #51BE58 #7ECF83 #AADFAE

Accessibility & contrast

On white

2.37

#51BE58 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.86

#51BE58 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BE58

8.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BE58	#FFFFFF	#000000	##000000
##51BE58	1.00	2.37	8.86	8.86
#FFFFFF	2.37	1.00	21.00	21.00
#000000	8.86	21.00	1.00	1.00
##000000	8.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AE4F

Deuteranopia (green-blind)

#B3A55F

Tritanopia (blue-blind)

#3DB9A7

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #51be58;
/* rgb */ color: rgb(81, 190, 88);
/* oklch */ color: oklch(71.5% 0.173 144.6);

Tailwind

colors: {
  custom: {
    50: '#8cd289',
    500: '#51be58',
    950: '#000000',
  },
}

SCSS

$custom: #51be58;
$custom-light: #8cd289;
$custom-dark: #000000;

JSON

{
  "hex": "#51be58",
  "rgb": {
    "r": 81,
    "g": 190,
    "b": 88
  },
  "hsl": {
    "h": 123.853,
    "s": 45.607,
    "l": 53.137
  },
  "oklch": {
    "l": 0.71481,
    "c": 0.17317,
    "h": 144.6
  },
  "luminance": 0.39281
}

Semantic roles & 50–950 ramp

primary

#51BE58

secondary

#CD9ECA

accent

#53CDD5

background

#F9FDF8

surface

#F1FAF0

border

#CBD3CB

text

#0D140C

muted

#7E837D

Preview Lab

Preview with #51BE58

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

Preview Lab → · Contrast checker → · Palette generator →