#51E685#51E685

#51E685 is a very light, vivid green. Relative luminance 0.600; OKLCH L 82.3% C 0.185 H 151.4°. Best body text is #000000 at 13.01:1 contrast (WCAG AA passes).

Color values

HEX	#51E685
RGB	rgb(81, 230, 133)
HSL	hsl(141, 75%, 61%)
HSV	hsv(141, 65%, 90%)
CMYK	cmyk(64.8%, 0%, 42.2%, 9.8%)
CIE-LAB	lab(81.86, -60.29, 35.91)
CIE-LCH	lch(81.86, 70.18, 149.22°)
OKLab	oklab(82.31% -0.1627 0.0887)
OKLCH	oklch(82.31% 0.185 151.4)
XYZ	xyz(35.9209, 60.0326, 31.8802)
Luminance	0.6004 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E685 #E651B2

analogous

#67E651 #51E685 #51E6D0

triadic

#51E685 #8551E6 #E68551

tetradic

#51E685 #5167E6 #E651B2 #E6D051

square

#51E685 #5167E6 #E651B2 #E6D051

split-complementary

#51E685 #D051E6 #E65167

monochromatic

#18A549 #1FDA61 #51E685 #87EEAB #BCF5D0

Accessibility & contrast

On white

1.61

#51E685 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.01

#51E685 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E685

13.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E685	#FFFFFF	#000000	##000000
##51E685	1.00	1.61	13.01	13.01
#FFFFFF	1.61	1.00	21.00	21.00
#000000	13.01	21.00	1.00	1.00
##000000	13.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E7D37E

Deuteranopia (green-blind)

#D4C68C

Tritanopia (blue-blind)

#02E3CE

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #51e685;
/* rgb */ color: rgb(81, 230, 133);
/* oklch */ color: oklch(82.3% 0.185 151.4);

Tailwind

colors: {
  custom: {
    50: '#91efa9',
    500: '#51e685',
    950: '#000000',
  },
}

SCSS

$custom: #51e685;
$custom-light: #91efa9;
$custom-dark: #000000;

JSON

{
  "hex": "#51e685",
  "rgb": {
    "r": 81,
    "g": 230,
    "b": 133
  },
  "hsl": {
    "h": 140.94,
    "s": 74.874,
    "l": 60.98
  },
  "oklch": {
    "l": 0.82305,
    "c": 0.18533,
    "h": 151.4
  },
  "luminance": 0.60036
}

Semantic roles & 50–950 ramp

primary

#51E685

secondary

#A7347F

accent

#0E91D7

background

#FCFFFD

surface

#F5FEF7

border

#CFD6D0

text

#0E1710

muted

#7F8581

Preview Lab

Preview with #51E685

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

Preview Lab → · Contrast checker → · Palette generator →