#51E08D#51E08D

#51E08D is a light, vivid green. Relative luminance 0.570; OKLCH L 81.0% C 0.170 H 154.2°. Best body text is #000000 at 12.40:1 contrast (WCAG AA passes).

Color values

HEX	#51E08D
RGB	rgb(81, 224, 141)
HSL	hsl(145, 70%, 60%)
HSV	hsv(145, 64%, 88%)
CMYK	cmyk(63.8%, 0%, 37.1%, 12.2%)
CIE-LAB	lab(80.17, -56.64, 29.65)
CIE-LCH	lch(80.17, 63.93, 152.37°)
OKLab	oklab(80.96% -0.1533 0.0742)
OKLCH	oklch(80.96% 0.17 154.2)
XYZ	xyz(34.8537, 56.9801, 34.3556)
Luminance	0.5698 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E08D #E051A4

analogous

#5CE051 #51E08D #51E0D5

triadic

#51E08D #8D51E0 #E08D51

tetradic

#51E08D #515CE0 #E051A4 #E0D551

square

#51E08D #515CE0 #E051A4 #E0D551

split-complementary

#51E08D #D551E0 #E0515C

monochromatic

#1C9B51 #25CF6C #51E08D #85E9AF #B9F3D1

Accessibility & contrast

On white

1.69

#51E08D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.40

#51E08D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E08D

12.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E08D	#FFFFFF	#000000	##000000
##51E08D	1.00	1.69	12.40	12.40
#FFFFFF	1.69	1.00	21.00	21.00
#000000	12.40	21.00	1.00	1.00
##000000	12.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0CF87

Deuteranopia (green-blind)

#CDC292

Tritanopia (blue-blind)

#00DDCB

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #51e08d;
/* rgb */ color: rgb(81, 224, 141);
/* oklch */ color: oklch(81.0% 0.170 154.2);

Tailwind

colors: {
  custom: {
    50: '#90ebaf',
    500: '#51e08d',
    950: '#000000',
  },
}

SCSS

$custom: #51e08d;
$custom-light: #90ebaf;
$custom-dark: #000000;

JSON

{
  "hex": "#51e08d",
  "rgb": {
    "r": 81,
    "g": 224,
    "b": 141
  },
  "hsl": {
    "h": 145.175,
    "s": 69.756,
    "l": 59.804
  },
  "oklch": {
    "l": 0.80958,
    "c": 0.17028,
    "h": 154.2
  },
  "luminance": 0.56984
}

Semantic roles & 50–950 ramp

primary

#51E08D

secondary

#9F3773

accent

#3BA2ED

background

#FCFFFD

surface

#F5FEF7

border

#CFD6D0

text

#0E1610

muted

#7F8581

Preview Lab

Preview with #51E08D

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

Preview Lab → · Contrast checker → · Palette generator →