#66ABF2#66ABF2

#66ABF2 is a light, vivid cyan. Relative luminance 0.384; OKLCH L 72.5% C 0.126 H 250.6°. Best body text is #000000 at 8.67:1 contrast (WCAG AA passes).

Color values

HEX	#66ABF2
RGB	rgb(102, 171, 242)
HSL	hsl(210, 84%, 67%)
HSV	hsv(210, 58%, 95%)
CMYK	cmyk(57.9%, 29.3%, 0%, 5.1%)
CIE-LAB	lab(68.28, -1.32, -42.03)
CIE-LCH	lch(68.28, 42.05, 268.21°)
OKLab	oklab(72.53% -0.0418 -0.1183)
OKLCH	oklch(72.53% 0.126 250.6)
XYZ	xyz(36.0636, 38.3582, 89.4906)
Luminance	0.3836 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66ABF2 #F2AD66

analogous

#66F1F2 #66ABF2 #6766F2

triadic

#66ABF2 #F266AB #ABF266

tetradic

#66ABF2 #F266F1 #F2AD66 #66F267

square

#66ABF2 #F266F1 #F2AD66 #66F267

split-complementary

#66ABF2 #F26766 #F1F266

monochromatic

#116DCC #2E8CED #66ABF2 #9ECAF7 #D7E9FC

Accessibility & contrast

On white

2.42

#66ABF2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.67

#66ABF2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66ABF2

8.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66ABF2	#FFFFFF	#000000	##000000
##66ABF2	1.00	2.42	8.67	8.67
#FFFFFF	2.42	1.00	21.00	21.00
#000000	8.67	21.00	1.00	1.00
##000000	8.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8DAEF5

Deuteranopia (green-blind)

#7BA0F1

Tritanopia (blue-blind)

#00BBC4

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #66abf2;
/* rgb */ color: rgb(102, 171, 242);
/* oklch */ color: oklch(72.5% 0.126 250.6);

Tailwind

colors: {
  custom: {
    50: '#9cc3f6',
    500: '#66abf2',
    950: '#000000',
  },
}

SCSS

$custom: #66abf2;
$custom-light: #9cc3f6;
$custom-dark: #000000;

JSON

{
  "hex": "#66abf2",
  "rgb": {
    "r": 102,
    "g": 171,
    "b": 242
  },
  "hsl": {
    "h": 210.429,
    "s": 84.337,
    "l": 67.451
  },
  "oklch": {
    "l": 0.72528,
    "c": 0.12551,
    "h": 250.6
  },
  "luminance": 0.38361
}

Semantic roles & 50–950 ramp

primary

#66ABF2

secondary

#F0DAC4

accent

#7405E1

background

#FAFBFF

surface

#F4F7FE

border

#CED0D6

text

#0F1217

muted

#7F8185

Preview Lab

Preview with #66ABF2

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

Preview Lab → · Contrast checker → · Palette generator →