#51B2BE#51B2BE

#51B2BE is a light, moderate teal. Relative luminance 0.373; OKLCH L 71.0% C 0.092 H 206.3°. Best body text is #000000 at 8.46:1 contrast (WCAG AA passes).

Color values

HEX	#51B2BE
RGB	rgb(81, 178, 190)
HSL	hsl(187, 46%, 53%)
HSV	hsv(187, 57%, 75%)
CMYK	cmyk(57.4%, 6.3%, 0%, 25.5%)
CIE-LAB	lab(67.51, -24.87, -14.72)
CIE-LCH	lch(67.51, 28.90, 210.63°)
OKLab	oklab(71.03% -0.0825 -0.0407)
OKLCH	oklch(71.03% 0.092 206.3)
XYZ	xyz(28.6042, 37.3050, 54.3984)
Luminance	0.3731 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51B2BE #BE5D51

analogous

#51BE94 #51B2BE #517BBE

triadic

#51B2BE #BE51B2 #B2BE51

tetradic

#51B2BE #9451BE #BE5D51 #7BBE51

square

#51B2BE #9451BE #BE5D51 #7BBE51

split-complementary

#51B2BE #BE517B #BE9451

monochromatic

#28656C #398E99 #51B2BE #7EC6CF #AAD9DF

Accessibility & contrast

On white

2.48

#51B2BE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.46

#51B2BE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51B2BE

8.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51B2BE	#FFFFFF	#000000	##000000
##51B2BE	1.00	2.48	8.46	8.46
#FFFFFF	2.48	1.00	21.00	21.00
#000000	8.46	21.00	1.00	1.00
##000000	8.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A5ACBF

Deuteranopia (green-blind)

#949FBE

Tritanopia (blue-blind)

#00B9B5

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #51b2be;
/* rgb */ color: rgb(81, 178, 190);
/* oklch */ color: oklch(71.0% 0.092 206.3);

Tailwind

colors: {
  custom: {
    50: '#8cc9d1',
    500: '#51b2be',
    950: '#000000',
  },
}

SCSS

$custom: #51b2be;
$custom-light: #8cc9d1;
$custom-dark: #000000;

JSON

{
  "hex": "#51b2be",
  "rgb": {
    "r": 81,
    "g": 178,
    "b": 190
  },
  "hsl": {
    "h": 186.606,
    "s": 45.607,
    "l": 53.137
  },
  "oklch": {
    "l": 0.71032,
    "c": 0.09202,
    "h": 206.3
  },
  "luminance": 0.37308
}

Semantic roles & 50–950 ramp

primary

#51B2BE

secondary

#CDA39E

accent

#6153D5

background

#F9FCFC

surface

#F1F8F9

border

#CBD1D2

text

#0D1314

muted

#7E8282

Preview Lab

Preview with #51B2BE

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

Preview Lab → · Contrast checker → · Palette generator →