#51BFB6#51BFB6

#51BFB6 is a light, moderate teal. Relative luminance 0.424; OKLCH L 73.9% C 0.101 H 187.9°. Best body text is #000000 at 9.48:1 contrast (WCAG AA passes).

Color values

HEX	#51BFB6
RGB	rgb(81, 191, 182)
HSL	hsl(175, 46%, 53%)
HSV	hsv(175, 58%, 75%)
CMYK	cmyk(57.6%, 0%, 4.7%, 25.1%)
CIE-LAB	lab(71.14, -33.41, -4.91)
CIE-LCH	lch(71.14, 33.77, 188.36°)
OKLab	oklab(73.88% -0.1001 -0.0138)
OKLCH	oklch(73.88% 0.101 187.9)
XYZ	xyz(30.4639, 42.3853, 50.8226)
Luminance	0.4239 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BFB6 #BF515A

analogous

#51BF7F #51BFB6 #5191BF

triadic

#51BFB6 #B651BF #BFB651

tetradic

#51BFB6 #7F51BF #BF515A #91BF51

square

#51BFB6 #7F51BF #BF515A #91BF51

split-complementary

#51BFB6 #BF5191 #BF7F51

monochromatic

#286D68 #399A92 #51BFB6 #7ECFC9 #AAE0DC

Accessibility & contrast

On white

2.22

#51BFB6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.48

#51BFB6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BFB6

9.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BFB6	#FFFFFF	#000000	##000000
##51BFB6	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)

#B6B6B6

Deuteranopia (green-blind)

#A4A9B7

Tritanopia (blue-blind)

#00C3BC

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #51bfb6;
/* rgb */ color: rgb(81, 191, 182);
/* oklch */ color: oklch(73.9% 0.101 187.9);

Tailwind

colors: {
  custom: {
    50: '#8dd3cb',
    500: '#51bfb6',
    950: '#000000',
  },
}

SCSS

$custom: #51bfb6;
$custom-light: #8dd3cb;
$custom-dark: #000000;

JSON

{
  "hex": "#51bfb6",
  "rgb": {
    "r": 81,
    "g": 191,
    "b": 182
  },
  "hsl": {
    "h": 175.091,
    "s": 46.218,
    "l": 53.333
  },
  "oklch": {
    "l": 0.73882,
    "c": 0.10102,
    "h": 187.9
  },
  "luminance": 0.42388
}

Semantic roles & 50–950 ramp

primary

#51BFB6

secondary

#CE9EA2

accent

#525DD6

background

#F9FCFC

surface

#F1F9F8

border

#CBD2D1

text

#0D1413

muted

#7E8282

Preview Lab

Preview with #51BFB6

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

Preview Lab → · Contrast checker → · Palette generator →