#51C4CD#51C4CD

#51C4CD is a light, moderate teal. Relative luminance 0.456; OKLCH L 75.9% C 0.103 H 202.4°. Best body text is #000000 at 10.13:1 contrast (WCAG AA passes).

Color values

HEX	#51C4CD
RGB	rgb(81, 196, 205)
HSL	hsl(184, 55%, 56%)
HSV	hsv(184, 60%, 80%)
CMYK	cmyk(60.5%, 4.4%, 0%, 19.6%)
CIE-LAB	lab(73.31, -29.49, -14.21)
CIE-LCH	lch(73.31, 32.74, 205.73°)
OKLab	oklab(75.87% -0.0955 -0.0394)
OKLCH	oklch(75.87% 0.103 202.4)
XYZ	xyz(34.1480, 45.6334, 64.7543)
Luminance	0.4564 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C4CD #CD5A51

analogous

#51CD98 #51C4CD #5186CD

triadic

#51C4CD #CD51C4 #C4CD51

tetradic

#51C4CD #9851CD #CD5A51 #86CD51

square

#51C4CD #9851CD #CD5A51 #86CD51

split-complementary

#51C4CD #CD5186 #CD9851

monochromatic

#25797F #32A6AF #51C4CD #81D4DB #B0E4E8

Accessibility & contrast

On white

2.07

#51C4CD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.13

#51C4CD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C4CD

10.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C4CD	#FFFFFF	#000000	##000000
##51C4CD	1.00	2.07	10.13	10.13
#FFFFFF	2.07	1.00	21.00	21.00
#000000	10.13	21.00	1.00	1.00
##000000	10.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6BCCE

Deuteranopia (green-blind)

#A3AECE

Tritanopia (blue-blind)

#00CBC6

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #51c4cd;
/* rgb */ color: rgb(81, 196, 205);
/* oklch */ color: oklch(75.9% 0.103 202.4);

Tailwind

colors: {
  custom: {
    50: '#8fd6dc',
    500: '#51c4cd',
    950: '#000000',
  },
}

SCSS

$custom: #51c4cd;
$custom-light: #8fd6dc;
$custom-dark: #000000;

JSON

{
  "hex": "#51c4cd",
  "rgb": {
    "r": 81,
    "g": 196,
    "b": 205
  },
  "hsl": {
    "h": 184.355,
    "s": 55.357,
    "l": 56.078
  },
  "oklch": {
    "l": 0.75865,
    "c": 0.10333,
    "h": 202.4
  },
  "luminance": 0.45637
}

Semantic roles & 50–950 ramp

primary

#51C4CD

secondary

#D7A7A3

accent

#5449DF

background

#F9FDFD

surface

#F2FAFB

border

#CCD3D4

text

#0E1415

muted

#7E8383

Preview Lab

Preview with #51C4CD

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

Preview Lab → · Contrast checker → · Palette generator →