#66A2EA#66A2EA

#66A2EA is a light, vivid cyan. Relative luminance 0.346; OKLCH L 70.2% C 0.124 H 253.9°. Best body text is #000000 at 7.92:1 contrast (WCAG AA passes).

Color values

HEX	#66A2EA
RGB	rgb(102, 162, 234)
HSL	hsl(213, 76%, 66%)
HSV	hsv(213, 56%, 92%)
CMYK	cmyk(56.4%, 30.8%, 0%, 8.2%)
CIE-LAB	lab(65.44, 1.26, -42.11)
CIE-LCH	lch(65.44, 42.13, 271.72°)
OKLab	oklab(70.18% -0.0343 -0.1186)
OKLCH	oklch(70.18% 0.124 253.9)
XYZ	xyz(33.2458, 34.6031, 82.7530)
Luminance	0.3461 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66A2EA #EAAE66

analogous

#66E4EA #66A2EA #6C66EA

triadic

#66A2EA #EA66A2 #A2EA66

tetradic

#66A2EA #EA66E4 #EAAE66 #66EA6C

square

#66A2EA #EA66E4 #EAAE66 #66EA6C

split-complementary

#66A2EA #EA6C66 #E4EA66

monochromatic

#1A63BC #3081E3 #66A2EA #9CC3F1 #D2E3F9

Accessibility & contrast

On white

2.65

#66A2EA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.92

#66A2EA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66A2EA

7.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66A2EA	#FFFFFF	#000000	##000000
##66A2EA	1.00	2.65	7.92	7.92
#FFFFFF	2.65	1.00	21.00	21.00
#000000	7.92	21.00	1.00	1.00
##000000	7.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#84A6ED

Deuteranopia (green-blind)

#7399E9

Tritanopia (blue-blind)

#00B2BC

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #66a2ea;
/* rgb */ color: rgb(102, 162, 234);
/* oklch */ color: oklch(70.2% 0.124 253.9);

Tailwind

colors: {
  custom: {
    50: '#9bbdf1',
    500: '#66a2ea',
    950: '#000000',
  },
}

SCSS

$custom: #66a2ea;
$custom-light: #9bbdf1;
$custom-dark: #000000;

JSON

{
  "hex": "#66a2ea",
  "rgb": {
    "r": 102,
    "g": 162,
    "b": 234
  },
  "hsl": {
    "h": 212.727,
    "s": 75.862,
    "l": 65.882
  },
  "oklch": {
    "l": 0.7018,
    "c": 0.12352,
    "h": 253.9
  },
  "luminance": 0.34606
}

Semantic roles & 50–950 ramp

primary

#66A2EA

secondary

#ECD8C0

accent

#7C0DD8

background

#FAFBFE

surface

#F3F6FD

border

#CDD0D5

text

#0F1216

muted

#7F8184

Preview Lab

Preview with #66A2EA

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

Preview Lab → · Contrast checker → · Palette generator →