#51C1BE#51C1BE

#51C1BE is a light, moderate teal. Relative luminance 0.436; OKLCH L 74.6% C 0.101 H 192.8°. Best body text is #000000 at 9.72:1 contrast (WCAG AA passes).

Color values

HEX	#51C1BE
RGB	rgb(81, 193, 190)
HSL	hsl(178, 47%, 54%)
HSV	hsv(178, 58%, 76%)
CMYK	cmyk(58%, 0%, 1.6%, 24.3%)
CIE-LAB	lab(71.96, -32.21, -8.05)
CIE-LCH	lch(71.96, 33.20, 194.04°)
OKLab	oklab(74.63% -0.0987 -0.0224)
OKLCH	oklch(74.63% 0.101 192.8)
XYZ	xyz(31.7535, 43.6037, 55.4481)
Luminance	0.4361 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C1BE #C15154

analogous

#51C186 #51C1BE #518CC1

triadic

#51C1BE #BE51C1 #C1BE51

tetradic

#51C1BE #8651C1 #C15154 #8CC151

square

#51C1BE #8651C1 #C15154 #8CC151

split-complementary

#51C1BE #C1518C #C18651

monochromatic

#28706E #389D9A #51C1BE #7ED1CF #ABE1E0

Accessibility & contrast

On white

2.16

#51C1BE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.72

#51C1BE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C1BE

9.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C1BE	#FFFFFF	#000000	##000000
##51C1BE	1.00	2.16	9.72	9.72
#FFFFFF	2.16	1.00	21.00	21.00
#000000	9.72	21.00	1.00	1.00
##000000	9.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6B8BE

Deuteranopia (green-blind)

#A4ABBF

Tritanopia (blue-blind)

#00C6C0

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #51c1be;
/* rgb */ color: rgb(81, 193, 190);
/* oklch */ color: oklch(74.6% 0.101 192.8);

Tailwind

colors: {
  custom: {
    50: '#8ed4d1',
    500: '#51c1be',
    950: '#000000',
  },
}

SCSS

$custom: #51c1be;
$custom-light: #8ed4d1;
$custom-dark: #000000;

JSON

{
  "hex": "#51c1be",
  "rgb": {
    "r": 81,
    "g": 193,
    "b": 190
  },
  "hsl": {
    "h": 178.393,
    "s": 47.458,
    "l": 53.725
  },
  "oklch": {
    "l": 0.74628,
    "c": 0.10123,
    "h": 192.8
  },
  "luminance": 0.43607
}

Semantic roles & 50–950 ramp

primary

#51C1BE

secondary

#CF9FA0

accent

#5154D7

background

#F9FDFC

surface

#F2FAF9

border

#CCD3D2

text

#0D1414

muted

#7E8382

Preview Lab

Preview with #51C1BE

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

Preview Lab → · Contrast checker → · Palette generator →