#669BE7#669BE7

#669BE7 is a light, vivid blue. Relative luminance 0.320; OKLCH L 68.5% C 0.126 H 257.4°. Best body text is #000000 at 7.41:1 contrast (WCAG AA passes).

Color values

HEX	#669BE7
RGB	rgb(102, 155, 231)
HSL	hsl(215, 73%, 65%)
HSV	hsv(215, 56%, 91%)
CMYK	cmyk(55.8%, 32.9%, 0%, 9.4%)
CIE-LAB	lab(63.37, 4.33, -43.70)
CIE-LCH	lch(63.37, 43.92, 275.66°)
OKLab	oklab(68.52% -0.0275 -0.1233)
OKLCH	oklch(68.52% 0.126 257.4)
XYZ	xyz(31.6196, 32.0344, 80.1028)
Luminance	0.3204 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669BE7 #E7B266

analogous

#66DBE7 #669BE7 #7266E7

triadic

#669BE7 #E7669B #9BE766

tetradic

#669BE7 #E766DB #E7B266 #66E772

square

#669BE7 #E766DB #E7B266 #66E772

split-complementary

#669BE7 #E77266 #DBE766

monochromatic

#1D5CB6 #3178DF #669BE7 #9BBEEF #D0E0F8

Accessibility & contrast

On white

2.84

#669BE7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.41

#669BE7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669BE7

7.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669BE7	#FFFFFF	#000000	##000000
##669BE7	1.00	2.84	7.41	7.41
#FFFFFF	2.84	1.00	21.00	21.00
#000000	7.41	21.00	1.00	1.00
##000000	7.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7CA0EA

Deuteranopia (green-blind)

#6C94E5

Tritanopia (blue-blind)

#00ACB6

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #669be7;
/* rgb */ color: rgb(102, 155, 231);
/* oklch */ color: oklch(68.5% 0.126 257.4);

Tailwind

colors: {
  custom: {
    50: '#9ab8ef',
    500: '#669be7',
    950: '#000000',
  },
}

SCSS

$custom: #669be7;
$custom-light: #9ab8ef;
$custom-dark: #000000;

JSON

{
  "hex": "#669be7",
  "rgb": {
    "r": 102,
    "g": 155,
    "b": 231
  },
  "hsl": {
    "h": 215.349,
    "s": 72.881,
    "l": 65.294
  },
  "oklch": {
    "l": 0.68518,
    "c": 0.12637,
    "h": 257.4
  },
  "luminance": 0.32037
}

Semantic roles & 50–950 ramp

primary

#669BE7

secondary

#EAD8BF

accent

#8411D5

background

#FAFBFE

surface

#F3F6FD

border

#CDD0D5

text

#0F1116

muted

#7F8084

Preview Lab

Preview with #669BE7

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

Preview Lab → · Contrast checker → · Palette generator →