#51AFBF#51AFBF

#51AFBF is a light, moderate teal. Relative luminance 0.362; OKLCH L 70.4% C 0.091 H 210.2°. Best body text is #000000 at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#51AFBF
RGB	rgb(81, 175, 191)
HSL	hsl(189, 46%, 53%)
HSV	hsv(189, 58%, 75%)
CMYK	cmyk(57.6%, 8.4%, 0%, 25.1%)
CIE-LAB	lab(66.65, -23.06, -16.57)
CIE-LCH	lch(66.65, 28.40, 215.70°)
OKLab	oklab(70.35% -0.0788 -0.0459)
OKLCH	oklch(70.35% 0.091 210.2)
XYZ	xyz(28.1235, 36.1681, 54.7792)
Luminance	0.3617 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51AFBF #BF6151

analogous

#51BF98 #51AFBF #5178BF

triadic

#51AFBF #BF51AF #AFBF51

tetradic

#51AFBF #9851BF #BF6151 #78BF51

square

#51AFBF #9851BF #BF6151 #78BF51

split-complementary

#51AFBF #BF5178 #BF9851

monochromatic

#28636D #398C9A #51AFBF #7EC4CF #AAD8E0

Accessibility & contrast

On white

2.55

#51AFBF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.23

#51AFBF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51AFBF

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51AFBF	#FFFFFF	#000000	##000000
##51AFBF	1.00	2.55	8.23	8.23
#FFFFFF	2.55	1.00	21.00	21.00
#000000	8.23	21.00	1.00	1.00
##000000	8.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A1A9C0

Deuteranopia (green-blind)

#909DBF

Tritanopia (blue-blind)

#00B6B4

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #51afbf;
/* rgb */ color: rgb(81, 175, 191);
/* oklch */ color: oklch(70.4% 0.091 210.2);

Tailwind

colors: {
  custom: {
    50: '#8cc7d2',
    500: '#51afbf',
    950: '#000000',
  },
}

SCSS

$custom: #51afbf;
$custom-light: #8cc7d2;
$custom-dark: #000000;

JSON

{
  "hex": "#51afbf",
  "rgb": {
    "r": 81,
    "g": 175,
    "b": 191
  },
  "hsl": {
    "h": 188.727,
    "s": 46.218,
    "l": 53.333
  },
  "oklch": {
    "l": 0.70354,
    "c": 0.09119,
    "h": 210.2
  },
  "luminance": 0.36171
}

Semantic roles & 50–950 ramp

primary

#51AFBF

secondary

#CEA59E

accent

#6552D6

background

#F9FCFC

surface

#F1F8F9

border

#CBD1D2

text

#0D1314

muted

#7E8282

Preview Lab

Preview with #51AFBF

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

Preview Lab → · Contrast checker → · Palette generator →