#51BBAE#51BBAE

#51BBAE is a light, moderate teal. Relative luminance 0.403; OKLCH L 72.7% C 0.100 H 184.4°. Best body text is #000000 at 9.07:1 contrast (WCAG AA passes).

Color values

HEX	#51BBAE
RGB	rgb(81, 187, 174)
HSL	hsl(173, 44%, 53%)
HSV	hsv(173, 57%, 73%)
CMYK	cmyk(56.7%, 0%, 7%, 26.7%)
CIE-LAB	lab(69.71, -33.62, -2.62)
CIE-LCH	lch(69.71, 33.72, 184.46°)
OKLab	oklab(72.66% -0.0993 -0.0076)
OKLCH	oklch(72.66% 0.1 184.4)
XYZ	xyz(28.8003, 40.3431, 46.3054)
Luminance	0.4035 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BBAE #BB515E

analogous

#51BB79 #51BBAE #5193BB

triadic

#51BBAE #AE51BB #BBAE51

tetradic

#51BBAE #7951BB #BB515E #93BB51

square

#51BBAE #7951BB #BB515E #93BB51

split-complementary

#51BBAE #BB5193 #BB7951

monochromatic

#296961 #3A958A #51BBAE #7DCCC2 #A9DDD7

Accessibility & contrast

On white

2.32

#51BBAE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.07

#51BBAE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BBAE

9.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BBAE	#FFFFFF	#000000	##000000
##51BBAE	1.00	2.32	9.07	9.07
#FFFFFF	2.32	1.00	21.00	21.00
#000000	9.07	21.00	1.00	1.00
##000000	9.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3B1AE

Deuteranopia (green-blind)

#A2A5AF

Tritanopia (blue-blind)

#00BFB7

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #51bbae;
/* rgb */ color: rgb(81, 187, 174);
/* oklch */ color: oklch(72.7% 0.100 184.4);

Tailwind

colors: {
  custom: {
    50: '#8cd0c6',
    500: '#51bbae',
    950: '#000000',
  },
}

SCSS

$custom: #51bbae;
$custom-light: #8cd0c6;
$custom-dark: #000000;

JSON

{
  "hex": "#51bbae",
  "rgb": {
    "r": 81,
    "g": 187,
    "b": 174
  },
  "hsl": {
    "h": 172.642,
    "s": 43.802,
    "l": 52.549
  },
  "oklch": {
    "l": 0.72655,
    "c": 0.09956,
    "h": 184.4
  },
  "luminance": 0.40346
}

Semantic roles & 50–950 ramp

primary

#51BBAE

secondary

#CB9DA3

accent

#5464D4

background

#F9FCFC

surface

#F1F9F8

border

#CBD2D1

text

#0D1413

muted

#7E8282

Preview Lab

Preview with #51BBAE

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

Preview Lab → · Contrast checker → · Palette generator →