#66A2F9#66A2F9

#66A2F9 is a light, vivid blue. Relative luminance 0.355; OKLCH L 71.0% C 0.143 H 257.7°. Best body text is #000000 at 8.10:1 contrast (WCAG AA passes).

Color values

HEX	#66A2F9
RGB	rgb(102, 162, 249)
HSL	hsl(216, 92%, 69%)
HSV	hsv(216, 59%, 98%)
CMYK	cmyk(59%, 34.9%, 0%, 2.4%)
CIE-LAB	lab(66.14, 6.01, -49.22)
CIE-LCH	lch(66.14, 49.58, 276.97°)
OKLab	oklab(70.96% -0.0304 -0.1393)
OKLCH	oklch(70.96% 0.143 257.7)
XYZ	xyz(35.4927, 35.5019, 94.5863)
Luminance	0.3550 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66A2F9 #F9BD66

analogous

#66ECF9 #66A2F9 #7466F9

triadic

#66A2F9 #F966A2 #A2F966

tetradic

#66A2F9 #F966EC #F9BD66 #66F974

square

#66A2F9 #F966EC #F9BD66 #66F974

split-complementary

#66A2F9 #F97466 #ECF966

monochromatic

#095FDC #2B7EF7 #66A2F9 #A1C6FB #DCEAFE

Accessibility & contrast

On white

2.59

#66A2F9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.10

#66A2F9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66A2F9

8.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66A2F9	#FFFFFF	#000000	##000000
##66A2F9	1.00	2.59	8.10	8.10
#FFFFFF	2.59	1.00	21.00	21.00
#000000	8.10	21.00	1.00	1.00
##000000	8.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7DA8FD

Deuteranopia (green-blind)

#6A9AF7

Tritanopia (blue-blind)

#00B6C2

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #66a2f9;
/* rgb */ color: rgb(102, 162, 249);
/* oklch */ color: oklch(71.0% 0.143 257.7);

Tailwind

colors: {
  custom: {
    50: '#9cbdfb',
    500: '#66a2f9',
    950: '#000000',
  },
}

SCSS

$custom: #66a2f9;
$custom-light: #9cbdfb;
$custom-dark: #000000;

JSON

{
  "hex": "#66a2f9",
  "rgb": {
    "r": 102,
    "g": 162,
    "b": 249
  },
  "hsl": {
    "h": 215.51,
    "s": 92.453,
    "l": 68.824
  },
  "oklch": {
    "l": 0.70955,
    "c": 0.14264,
    "h": 257.7
  },
  "luminance": 0.35505
}

Semantic roles & 50–950 ramp

primary

#66A2F9

secondary

#F3E1C8

accent

#8800E6

background

#FAFBFF

surface

#F4F6FF

border

#CED0D7

text

#0F1217

muted

#7F8185

Preview Lab

Preview with #66A2F9

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

Preview Lab → · Contrast checker → · Palette generator →