#51BEC0#51BEC0

#51BEC0 is a light, moderate teal. Relative luminance 0.424; OKLCH L 74.0% C 0.099 H 196.9°. Best body text is #000000 at 9.48:1 contrast (WCAG AA passes).

Color values

HEX	#51BEC0
RGB	rgb(81, 190, 192)
HSL	hsl(181, 47%, 54%)
HSV	hsv(181, 58%, 75%)
CMYK	cmyk(57.8%, 1%, 0%, 24.7%)
CIE-LAB	lab(71.13, -30.22, -10.38)
CIE-LCH	lch(71.13, 31.96, 198.96°)
OKLab	oklab(73.98% -0.0946 -0.0287)
OKLCH	oklch(73.98% 0.099 196.9)
XYZ	xyz(31.3172, 42.3788, 56.3885)
Luminance	0.4238 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BEC0 #C05351

analogous

#51C08A #51BEC0 #5186C0

triadic

#51BEC0 #C051BE #BEC051

tetradic

#51BEC0 #8A51C0 #C05351 #86C051

square

#51BEC0 #8A51C0 #C05351 #86C051

split-complementary

#51BEC0 #C05186 #C08A51

monochromatic

#286D6F #389A9B #51BEC0 #7ECFD0 #ABE0E1

Accessibility & contrast

On white

2.22

#51BEC0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.48

#51BEC0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BEC0

9.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BEC0	#FFFFFF	#000000	##000000
##51BEC0	1.00	2.22	9.48	9.48
#FFFFFF	2.22	1.00	21.00	21.00
#000000	9.48	21.00	1.00	1.00
##000000	9.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2B6C0

Deuteranopia (green-blind)

#A0A9C1

Tritanopia (blue-blind)

#00C4BE

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #51bec0;
/* rgb */ color: rgb(81, 190, 192);
/* oklch */ color: oklch(74.0% 0.099 196.9);

Tailwind

colors: {
  custom: {
    50: '#8dd2d3',
    500: '#51bec0',
    950: '#000000',
  },
}

SCSS

$custom: #51bec0;
$custom-light: #8dd2d3;
$custom-dark: #000000;

JSON

{
  "hex": "#51bec0",
  "rgb": {
    "r": 81,
    "g": 190,
    "b": 192
  },
  "hsl": {
    "h": 181.081,
    "s": 46.835,
    "l": 53.529
  },
  "oklch": {
    "l": 0.73975,
    "c": 0.09892,
    "h": 196.9
  },
  "luminance": 0.42382
}

Semantic roles & 50–950 ramp

primary

#51BEC0

secondary

#CE9F9F

accent

#5451D6

background

#F9FCFC

surface

#F1F9F9

border

#CBD2D2

text

#0D1414

muted

#7E8282

Preview Lab

Preview with #51BEC0

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

Preview Lab → · Contrast checker → · Palette generator →