#51CC91#51CC91

#51CC91 is a light, vivid teal. Relative luminance 0.470; OKLCH L 76.1% C 0.140 H 159.3°. Best body text is #000000 at 10.40:1 contrast (WCAG AA passes).

Color values

HEX	#51CC91
RGB	rgb(81, 204, 145)
HSL	hsl(151, 55%, 56%)
HSV	hsv(151, 60%, 80%)
CMYK	cmyk(60.3%, 0%, 28.9%, 20%)
CIE-LAB	lab(74.17, -47.90, 19.44)
CIE-LCH	lch(74.17, 51.69, 157.91°)
OKLab	oklab(76.07% -0.1309 0.0494)
OKLCH	oklch(76.07% 0.14 159.3)
XYZ	xyz(30.0943, 46.9764, 34.2640)
Luminance	0.4698 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CC91 #CC518C

analogous

#51CC53 #51CC91 #51C9CC

triadic

#51CC91 #9151CC #CC9151

tetradic

#51CC91 #5351CC #CC518C #C9CC51

square

#51CC91 #5351CC #CC518C #C9CC51

split-complementary

#51CC91 #CC51C9 #CC5351

monochromatic

#257E53 #33AD72 #51CC91 #80DAAF #B0E8CD

Accessibility & contrast

On white

2.02

#51CC91 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.40

#51CC91 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CC91

10.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CC91	#FFFFFF	#000000	##000000
##51CC91	1.00	2.02	10.40	10.40
#FFFFFF	2.02	1.00	21.00	21.00
#000000	10.40	21.00	1.00	1.00
##000000	10.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CABE8E

Deuteranopia (green-blind)

#B9B295

Tritanopia (blue-blind)

#13CBBC

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #51cc91;
/* rgb */ color: rgb(81, 204, 145);
/* oklch */ color: oklch(76.1% 0.140 159.3);

Tailwind

colors: {
  custom: {
    50: '#8ddcb1',
    500: '#51cc91',
    950: '#000000',
  },
}

SCSS

$custom: #51cc91;
$custom-light: #8ddcb1;
$custom-dark: #000000;

JSON

{
  "hex": "#51cc91",
  "rgb": {
    "r": 81,
    "g": 204,
    "b": 145
  },
  "hsl": {
    "h": 151.22,
    "s": 54.667,
    "l": 55.882
  },
  "oklch": {
    "l": 0.76065,
    "c": 0.13993,
    "h": 159.3
  },
  "luminance": 0.46979
}

Semantic roles & 50–950 ramp

primary

#51CC91

secondary

#D6A3BB

accent

#4A91DE

background

#F9FDFA

surface

#F1FBF5

border

#CBD4CF

text

#0D1510

muted

#7E837F

Preview Lab

Preview with #51CC91

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

Preview Lab → · Contrast checker → · Palette generator →