#66ABE8#66ABE8

#66ABE8 is a light, moderate cyan. Relative luminance 0.378; OKLCH L 72.0% C 0.114 H 246.8°. Best body text is #000000 at 8.56:1 contrast (WCAG AA passes).

Color values

HEX	#66ABE8
RGB	rgb(102, 171, 232)
HSL	hsl(208, 74%, 65%)
HSV	hsv(208, 56%, 91%)
CMYK	cmyk(56%, 26.3%, 0%, 9%)
CIE-LAB	lab(67.85, -4.42, -37.24)
CIE-LCH	lch(67.85, 37.50, 263.23°)
OKLab	oklab(72.05% -0.0447 -0.1045)
OKLCH	oklch(72.05% 0.114 246.8)
XYZ	xyz(34.6026, 37.7738, 81.7959)
Luminance	0.3778 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66ABE8 #E8A366

analogous

#66E8E4 #66ABE8 #666AE8

triadic

#66ABE8 #E866AB #ABE866

tetradic

#66ABE8 #E466E8 #E8A366 #6AE866

square

#66ABE8 #E466E8 #E8A366 #6AE866

split-complementary

#66ABE8 #E8666A #E8E466

monochromatic

#1C6FB8 #318EE0 #66ABE8 #9BC8F0 #D0E5F8

Accessibility & contrast

On white

2.45

#66ABE8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.56

#66ABE8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66ABE8

8.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66ABE8	#FFFFFF	#000000	##000000
##66ABE8	1.00	2.45	8.56	8.56
#FFFFFF	2.45	1.00	21.00	21.00
#000000	8.56	21.00	1.00	1.00
##000000	8.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#91ADEB

Deuteranopia (green-blind)

#80A0E7

Tritanopia (blue-blind)

#00B9C0

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #66abe8;
/* rgb */ color: rgb(102, 171, 232);
/* oklch */ color: oklch(72.0% 0.114 246.8);

Tailwind

colors: {
  custom: {
    50: '#9ac3ef',
    500: '#66abe8',
    950: '#000000',
  },
}

SCSS

$custom: #66abe8;
$custom-light: #9ac3ef;
$custom-dark: #000000;

JSON

{
  "hex": "#66abe8",
  "rgb": {
    "r": 102,
    "g": 171,
    "b": 232
  },
  "hsl": {
    "h": 208.154,
    "s": 73.864,
    "l": 65.49
  },
  "oklch": {
    "l": 0.72048,
    "c": 0.11368,
    "h": 246.8
  },
  "luminance": 0.37777
}

Semantic roles & 50–950 ramp

primary

#66ABE8

secondary

#EBD4BF

accent

#6D10D6

background

#FAFCFE

surface

#F3F8FD

border

#CDD1D5

text

#0F1216

muted

#7F8184

Preview Lab

Preview with #66ABE8

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

Preview Lab → · Contrast checker → · Palette generator →