#51BDBF#51BDBF

#51BDBF is a light, moderate teal. Relative luminance 0.419; OKLCH L 73.7% C 0.098 H 196.9°. Best body text is #000000 at 9.38:1 contrast (WCAG AA passes).

Color values

HEX	#51BDBF
RGB	rgb(81, 189, 191)
HSL	hsl(181, 46%, 53%)
HSV	hsv(181, 58%, 75%)
CMYK	cmyk(57.6%, 1%, 0%, 25.1%)
CIE-LAB	lab(70.80, -30.02, -10.33)
CIE-LCH	lch(70.80, 31.74, 198.98°)
OKLab	oklab(73.7% -0.094 -0.0286)
OKLCH	oklch(73.7% 0.098 196.9)
XYZ	xyz(30.9909, 41.9030, 55.7350)
Luminance	0.4191 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BDBF #BF5351

analogous

#51BF8A #51BDBF #5186BF

triadic

#51BDBF #BF51BD #BDBF51

tetradic

#51BDBF #8A51BF #BF5351 #86BF51

square

#51BDBF #8A51BF #BF5351 #86BF51

split-complementary

#51BDBF #BF5186 #BF8A51

monochromatic

#286C6D #39989A #51BDBF #7ECECF #AADFE0

Accessibility & contrast

On white

2.24

#51BDBF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.38

#51BDBF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BDBF

9.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BDBF	#FFFFFF	#000000	##000000
##51BDBF	1.00	2.24	9.38	9.38
#FFFFFF	2.24	1.00	21.00	21.00
#000000	9.38	21.00	1.00	1.00
##000000	9.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1B5BF

Deuteranopia (green-blind)

#A0A8C0

Tritanopia (blue-blind)

#00C3BD

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #51bdbf;
/* rgb */ color: rgb(81, 189, 191);
/* oklch */ color: oklch(73.7% 0.098 196.9);

Tailwind

colors: {
  custom: {
    50: '#8dd1d2',
    500: '#51bdbf',
    950: '#000000',
  },
}

SCSS

$custom: #51bdbf;
$custom-light: #8dd1d2;
$custom-dark: #000000;

JSON

{
  "hex": "#51bdbf",
  "rgb": {
    "r": 81,
    "g": 189,
    "b": 191
  },
  "hsl": {
    "h": 181.091,
    "s": 46.218,
    "l": 53.333
  },
  "oklch": {
    "l": 0.73701,
    "c": 0.09826,
    "h": 196.9
  },
  "luminance": 0.41906
}

Semantic roles & 50–950 ramp

primary

#51BDBF

secondary

#CE9F9E

accent

#5452D6

background

#F9FCFC

surface

#F1F9F9

border

#CBD2D2

text

#0D1414

muted

#7E8282

Preview Lab

Preview with #51BDBF

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

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