#66ABD4#66ABD4

#66ABD4 is a light, moderate cyan. Relative luminance 0.367; OKLCH L 71.2% C 0.092 H 236.1°. Best body text is #000000 at 8.34:1 contrast (WCAG AA passes).

Color values

HEX	#66ABD4
RGB	rgb(102, 171, 212)
HSL	hsl(202, 56%, 62%)
HSV	hsv(202, 52%, 83%)
CMYK	cmyk(51.9%, 19.3%, 0%, 16.9%)
CIE-LAB	lab(67.05, -10.43, -27.49)
CIE-LCH	lch(67.05, 29.40, 249.22°)
OKLab	oklab(71.15% -0.0513 -0.0765)
OKLCH	oklch(71.15% 0.092 236.1)
XYZ	xyz(31.9217, 36.7014, 67.6765)
Luminance	0.3670 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66ABD4 #D48F66

analogous

#66D4C6 #66ABD4 #6674D4

triadic

#66ABD4 #D466AB #ABD466

tetradic

#66ABD4 #C666D4 #D48F66 #74D466

square

#66ABD4 #C666D4 #D48F66 #74D466

split-complementary

#66ABD4 #D46674 #D4C666

monochromatic

#2A6D96 #3790C5 #66ABD4 #96C5E1 #C6DFEF

Accessibility & contrast

On white

2.52

#66ABD4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.34

#66ABD4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66ABD4

8.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66ABD4	#FFFFFF	#000000	##000000
##66ABD4	1.00	2.52	8.34	8.34
#FFFFFF	2.52	1.00	21.00	21.00
#000000	8.34	21.00	1.00	1.00
##000000	8.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#98AAD6

Deuteranopia (green-blind)

#899ED3

Tritanopia (blue-blind)

#24B6B9

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #66abd4;
/* rgb */ color: rgb(102, 171, 212);
/* oklch */ color: oklch(71.2% 0.092 236.1);

Tailwind

colors: {
  custom: {
    50: '#98c4e1',
    500: '#66abd4',
    950: '#000000',
  },
}

SCSS

$custom: #66abd4;
$custom-light: #98c4e1;
$custom-dark: #000000;

JSON

{
  "hex": "#66abd4",
  "rgb": {
    "r": 102,
    "g": 171,
    "b": 212
  },
  "hsl": {
    "h": 202.364,
    "s": 56.122,
    "l": 61.569
  },
  "oklch": {
    "l": 0.7115,
    "c": 0.09216,
    "h": 236.1
  },
  "luminance": 0.36704
}

Semantic roles & 50–950 ramp

primary

#66ABD4

secondary

#DFC6B6

accent

#5E22C4

background

#F9FCFD

surface

#F2F8FB

border

#CCD1D4

text

#0E1215

muted

#7E8183

Preview Lab

Preview with #66ABD4

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

Preview Lab → · Contrast checker → · Palette generator →