#51BBC0#51BBC0

#51BBC0 is a light, moderate teal. Relative luminance 0.411; OKLCH L 73.3% C 0.097 H 199.5°. Best body text is #000000 at 9.22:1 contrast (WCAG AA passes).

Color values

HEX	#51BBC0
RGB	rgb(81, 187, 192)
HSL	hsl(183, 47%, 54%)
HSV	hsv(183, 58%, 75%)
CMYK	cmyk(57.8%, 2.6%, 0%, 24.7%)
CIE-LAB	lab(70.24, -28.76, -11.72)
CIE-LCH	lch(70.24, 31.06, 202.16°)
OKLab	oklab(73.26% -0.0914 -0.0324)
OKLCH	oklch(73.26% 0.097 199.5)
XYZ	xyz(30.6741, 41.0927, 56.1741)
Luminance	0.4110 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BBC0 #C05651

analogous

#51C08D #51BBC0 #5183C0

triadic

#51BBC0 #C051BB #BBC051

tetradic

#51BBC0 #8D51C0 #C05651 #83C051

square

#51BBC0 #8D51C0 #C05651 #83C051

split-complementary

#51BBC0 #C05183 #C08D51

monochromatic

#286B6F #38979B #51BBC0 #7ECDD0 #ABDEE1

Accessibility & contrast

On white

2.28

#51BBC0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.22

#51BBC0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BBC0

9.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BBC0	#FFFFFF	#000000	##000000
##51BBC0	1.00	2.28	9.22	9.22
#FFFFFF	2.28	1.00	21.00	21.00
#000000	9.22	21.00	1.00	1.00
##000000	9.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AFB3C1

Deuteranopia (green-blind)

#9DA6C1

Tritanopia (blue-blind)

#00C1BC

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #51bbc0;
/* rgb */ color: rgb(81, 187, 192);
/* oklch */ color: oklch(73.3% 0.097 199.5);

Tailwind

colors: {
  custom: {
    50: '#8dd0d3',
    500: '#51bbc0',
    950: '#000000',
  },
}

SCSS

$custom: #51bbc0;
$custom-light: #8dd0d3;
$custom-dark: #000000;

JSON

{
  "hex": "#51bbc0",
  "rgb": {
    "r": 81,
    "g": 187,
    "b": 192
  },
  "hsl": {
    "h": 182.703,
    "s": 46.835,
    "l": 53.529
  },
  "oklch": {
    "l": 0.73257,
    "c": 0.097,
    "h": 199.5
  },
  "luminance": 0.41096
}

Semantic roles & 50–950 ramp

primary

#51BBC0

secondary

#CEA19F

accent

#5751D6

background

#F9FCFC

surface

#F1F9F9

border

#CBD2D2

text

#0D1414

muted

#7E8282

Preview Lab

Preview with #51BBC0

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

Preview Lab → · Contrast checker → · Palette generator →