#51C2CC#51C2CC

#51C2CC is a light, moderate teal. Relative luminance 0.447; OKLCH L 75.4% C 0.102 H 203.3°. Best body text is #000000 at 9.94:1 contrast (WCAG AA passes).

Color values

HEX	#51C2CC
RGB	rgb(81, 194, 204)
HSL	hsl(185, 55%, 56%)
HSV	hsv(185, 60%, 80%)
CMYK	cmyk(60.3%, 4.9%, 0%, 20%)
CIE-LAB	lab(72.69, -28.80, -14.60)
CIE-LCH	lch(72.69, 32.29, 206.88°)
OKLab	oklab(75.35% -0.0938 -0.0404)
OKLCH	oklch(75.35% 0.102 203.3)
XYZ	xyz(33.5796, 44.6890, 63.9712)
Luminance	0.4469 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C2CC #CC5B51

analogous

#51CC98 #51C2CC #5184CC

triadic

#51C2CC #CC51C2 #C2CC51

tetradic

#51C2CC #9851CC #CC5B51 #84CC51

square

#51C2CC #9851CC #CC5B51 #84CC51

split-complementary

#51C2CC #CC5184 #CC9851

monochromatic

#25777E #33A3AD #51C2CC #80D3DA #B0E3E8

Accessibility & contrast

On white

2.11

#51C2CC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.94

#51C2CC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C2CC

9.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C2CC	#FFFFFF	#000000	##000000
##51C2CC	1.00	2.11	9.94	9.94
#FFFFFF	2.11	1.00	21.00	21.00
#000000	9.94	21.00	1.00	1.00
##000000	9.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4BACD

Deuteranopia (green-blind)

#A1ACCD

Tritanopia (blue-blind)

#00C9C5

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #51c2cc;
/* rgb */ color: rgb(81, 194, 204);
/* oklch */ color: oklch(75.4% 0.102 203.3);

Tailwind

colors: {
  custom: {
    50: '#8fd4db',
    500: '#51c2cc',
    950: '#000000',
  },
}

SCSS

$custom: #51c2cc;
$custom-light: #8fd4db;
$custom-dark: #000000;

JSON

{
  "hex": "#51c2cc",
  "rgb": {
    "r": 81,
    "g": 194,
    "b": 204
  },
  "hsl": {
    "h": 184.878,
    "s": 54.667,
    "l": 55.882
  },
  "oklch": {
    "l": 0.75354,
    "c": 0.10218,
    "h": 203.3
  },
  "luminance": 0.44693
}

Semantic roles & 50–950 ramp

primary

#51C2CC

secondary

#D6A7A3

accent

#564ADE

background

#F9FDFD

surface

#F2FAFB

border

#CCD3D4

text

#0E1415

muted

#7E8383

Preview Lab

Preview with #51C2CC

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

Preview Lab → · Contrast checker → · Palette generator →