#51C0BE#51C0BE

#51C0BE is a light, moderate teal. Relative luminance 0.432; OKLCH L 74.4% C 0.100 H 193.6°. Best body text is #000000 at 9.63:1 contrast (WCAG AA passes).

Color values

HEX	#51C0BE
RGB	rgb(81, 192, 190)
HSL	hsl(179, 47%, 54%)
HSV	hsv(179, 58%, 75%)
CMYK	cmyk(57.8%, 0%, 1%, 24.7%)
CIE-LAB	lab(71.67, -31.73, -8.49)
CIE-LCH	lch(71.67, 32.85, 194.99°)
OKLab	oklab(74.39% -0.0977 -0.0236)
OKLCH	oklch(74.39% 0.1 193.6)
XYZ	xyz(31.5332, 43.1631, 55.3747)
Luminance	0.4317 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C0BE #C05153

analogous

#51C086 #51C0BE #518AC0

triadic

#51C0BE #BE51C0 #C0BE51

tetradic

#51C0BE #8651C0 #C05153 #8AC051

square

#51C0BE #8651C0 #C05153 #8AC051

split-complementary

#51C0BE #C0518A #C08651

monochromatic

#286F6D #389B9A #51C0BE #7ED0CF #ABE1E0

Accessibility & contrast

On white

2.18

#51C0BE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.63

#51C0BE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C0BE

9.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C0BE	#FFFFFF	#000000	##000000
##51C0BE	1.00	2.18	9.63	9.63
#FFFFFF	2.18	1.00	21.00	21.00
#000000	9.63	21.00	1.00	1.00
##000000	9.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5B7BE

Deuteranopia (green-blind)

#A3AABF

Tritanopia (blue-blind)

#00C5BF

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #51c0be;
/* rgb */ color: rgb(81, 192, 190);
/* oklch */ color: oklch(74.4% 0.100 193.6);

Tailwind

colors: {
  custom: {
    50: '#8dd3d1',
    500: '#51c0be',
    950: '#000000',
  },
}

SCSS

$custom: #51c0be;
$custom-light: #8dd3d1;
$custom-dark: #000000;

JSON

{
  "hex": "#51c0be",
  "rgb": {
    "r": 81,
    "g": 192,
    "b": 190
  },
  "hsl": {
    "h": 178.919,
    "s": 46.835,
    "l": 53.529
  },
  "oklch": {
    "l": 0.74387,
    "c": 0.10046,
    "h": 193.6
  },
  "luminance": 0.43166
}

Semantic roles & 50–950 ramp

primary

#51C0BE

secondary

#CE9F9F

accent

#5154D6

background

#F9FDFC

surface

#F1FAF9

border

#CBD3D2

text

#0D1414

muted

#7E8382

Preview Lab

Preview with #51C0BE

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

Preview Lab → · Contrast checker → · Palette generator →