#669BE6#669BE6

#669BE6 is a light, vivid blue. Relative luminance 0.320; OKLCH L 68.5% C 0.125 H 257.2°. Best body text is #000000 at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#669BE6
RGB	rgb(102, 155, 230)
HSL	hsl(215, 72%, 65%)
HSV	hsv(215, 56%, 90%)
CMYK	cmyk(55.7%, 32.6%, 0%, 9.8%)
CIE-LAB	lab(63.32, 4.02, -43.22)
CIE-LCH	lch(63.32, 43.41, 275.31°)
OKLab	oklab(68.47% -0.0278 -0.1219)
OKLCH	oklch(68.47% 0.125 257.2)
XYZ	xyz(31.4788, 31.9781, 79.3611)
Luminance	0.3198 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669BE6 #E6B166

analogous

#66DBE6 #669BE6 #7166E6

triadic

#669BE6 #E6669B #9BE666

tetradic

#669BE6 #E666DB #E6B166 #66E671

square

#669BE6 #E666DB #E6B166 #66E671

split-complementary

#669BE6 #E67166 #DBE666

monochromatic

#1D5CB4 #3179DD #669BE6 #9BBDEF #CFE0F7

Accessibility & contrast

On white

2.84

#669BE6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.40

#669BE6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669BE6

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669BE6	#FFFFFF	#000000	##000000
##669BE6	1.00	2.84	7.40	7.40
#FFFFFF	2.84	1.00	21.00	21.00
#000000	7.40	21.00	1.00	1.00
##000000	7.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7CA0E9

Deuteranopia (green-blind)

#6C94E4

Tritanopia (blue-blind)

#01ACB6

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #669be6;
/* rgb */ color: rgb(102, 155, 230);
/* oklch */ color: oklch(68.5% 0.125 257.2);

Tailwind

colors: {
  custom: {
    50: '#9ab8ee',
    500: '#669be6',
    950: '#000000',
  },
}

SCSS

$custom: #669be6;
$custom-light: #9ab8ee;
$custom-dark: #000000;

JSON

{
  "hex": "#669be6",
  "rgb": {
    "r": 102,
    "g": 155,
    "b": 230
  },
  "hsl": {
    "h": 215.156,
    "s": 71.91,
    "l": 65.098
  },
  "oklch": {
    "l": 0.68467,
    "c": 0.12506,
    "h": 257.2
  },
  "luminance": 0.31981
}

Semantic roles & 50–950 ramp

primary

#669BE6

secondary

#EAD8BE

accent

#8312D4

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0F1116

muted

#7E8084

Preview Lab

Preview with #669BE6

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

Preview Lab → · Contrast checker → · Palette generator →