#667BF8#667BF8

#667BF8 is a light, vivid blue. Relative luminance 0.238; OKLCH L 63.0% C 0.186 H 272.7°. Best body text is #000000 at 5.75:1 contrast (WCAG AA passes).

Color values

HEX	#667BF8
RGB	rgb(102, 123, 248)
HSL	hsl(231, 91%, 69%)
HSV	hsv(231, 59%, 97%)
CMYK	cmyk(58.9%, 50.4%, 0%, 2.7%)
CIE-LAB	lab(55.85, 28.82, -65.07)
CIE-LCH	lch(55.85, 71.17, 293.89°)
OKLab	oklab(63.04% 0.0089 -0.1863)
OKLCH	oklch(63.04% 0.186 272.7)
XYZ	xyz(29.5001, 23.7657, 91.8214)
Luminance	0.2377 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#667BF8 #F8E366

analogous

#66C4F8 #667BF8 #9A66F8

triadic

#667BF8 #F8667B #7BF866

tetradic

#667BF8 #F866C4 #F8E366 #66F89A

square

#667BF8 #F866C4 #F8E366 #66F89A

split-complementary

#667BF8 #F89A66 #C4F866

monochromatic

#0A28DA #2B49F5 #667BF8 #A1ADFB #DBE0FD

Accessibility & contrast

On white

3.65

#667BF8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.75

#667BF8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #667BF8

5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##667BF8	#FFFFFF	#000000	##000000
##667BF8	1.00	3.65	5.75	5.75
#FFFFFF	3.65	1.00	21.00	21.00
#000000	5.75	21.00	1.00	1.00
##000000	5.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#368CFC

Deuteranopia (green-blind)

#1080F5

Tritanopia (blue-blind)

#0098AE

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #667bf8;
/* rgb */ color: rgb(102, 123, 248);
/* oklch */ color: oklch(63.0% 0.186 272.7);

Tailwind

colors: {
  custom: {
    50: '#9da0fb',
    500: '#667bf8',
    950: '#000000',
  },
}

SCSS

$custom: #667bf8;
$custom-light: #9da0fb;
$custom-dark: #000000;

JSON

{
  "hex": "#667bf8",
  "rgb": {
    "r": 102,
    "g": 123,
    "b": 248
  },
  "hsl": {
    "h": 231.37,
    "s": 91.25,
    "l": 68.627
  },
  "oklch": {
    "l": 0.63039,
    "c": 0.18649,
    "h": 272.7
  },
  "luminance": 0.23768
}

Semantic roles & 50–950 ramp

primary

#667BF8

secondary

#F3ECC7

accent

#C400E6

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #667BF8

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

Preview Lab → · Contrast checker → · Palette generator →