#51E67E#51E67E

#51E67E is a very light, vivid green. Relative luminance 0.598; OKLCH L 82.2% C 0.192 H 149.9°. Best body text is #000000 at 12.97:1 contrast (WCAG AA passes).

Color values

HEX	#51E67E
RGB	rgb(81, 230, 126)
HSL	hsl(138, 75%, 61%)
HSV	hsv(138, 65%, 90%)
CMYK	cmyk(64.8%, 0%, 45.2%, 9.8%)
CIE-LAB	lab(81.75, -61.43, 39.25)
CIE-LCH	lch(81.75, 72.90, 147.43°)
OKLab	oklab(82.19% -0.1657 0.0962)
OKLCH	oklch(82.19% 0.192 149.9)
XYZ	xyz(35.4533, 59.8456, 29.4176)
Luminance	0.5985 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E67E #E651B9

analogous

#6EE651 #51E67E #51E6C8

triadic

#51E67E #7E51E6 #E67E51

tetradic

#51E67E #516EE6 #E651B9 #E6C851

square

#51E67E #516EE6 #E651B9 #E6C851

split-complementary

#51E67E #C851E6 #E6516E

monochromatic

#18A542 #1FDA58 #51E67E #87EEA6 #BCF5CD

Accessibility & contrast

On white

1.62

#51E67E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.97

#51E67E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E67E

12.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E67E	#FFFFFF	#000000	##000000
##51E67E	1.00	1.62	12.97	12.97
#FFFFFF	1.62	1.00	21.00	21.00
#000000	12.97	21.00	1.00	1.00
##000000	12.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E7D376

Deuteranopia (green-blind)

#D5C685

Tritanopia (blue-blind)

#10E2CD

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #51e67e;
/* rgb */ color: rgb(81, 230, 126);
/* oklch */ color: oklch(82.2% 0.192 149.9);

Tailwind

colors: {
  custom: {
    50: '#92efa5',
    500: '#51e67e',
    950: '#000000',
  },
}

SCSS

$custom: #51e67e;
$custom-light: #92efa5;
$custom-dark: #000000;

JSON

{
  "hex": "#51e67e",
  "rgb": {
    "r": 81,
    "g": 230,
    "b": 126
  },
  "hsl": {
    "h": 138.121,
    "s": 74.874,
    "l": 60.98
  },
  "oklch": {
    "l": 0.82188,
    "c": 0.1916,
    "h": 149.9
  },
  "luminance": 0.59849
}

Semantic roles & 50–950 ramp

primary

#51E67E

secondary

#A73484

accent

#0E9AD7

background

#FCFFFC

surface

#F5FEF6

border

#CFD6D0

text

#0E170F

muted

#7F8580

Preview Lab

Preview with #51E67E

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

Preview Lab → · Contrast checker → · Palette generator →