#667BF0#667BF0

#667BF0 is a light, vivid blue. Relative luminance 0.233; OKLCH L 62.5% C 0.176 H 272.7°. Best body text is #000000 at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#667BF0
RGB	rgb(102, 123, 240)
HSL	hsl(231, 82%, 67%)
HSV	hsv(231, 58%, 94%)
CMYK	cmyk(57.5%, 48.7%, 0%, 5.9%)
CIE-LAB	lab(55.36, 26.24, -61.43)
CIE-LCH	lch(55.36, 66.80, 293.13°)
OKLab	oklab(62.51% 0.0082 -0.1756)
OKLCH	oklch(62.51% 0.176 272.7)
XYZ	xyz(28.2855, 23.2798, 85.4241)
Luminance	0.2328 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#667BF0 #F0DB66

analogous

#66C0F0 #667BF0 #9666F0

triadic

#667BF0 #F0667B #7BF066

tetradic

#667BF0 #F066C0 #F0DB66 #66F096

square

#667BF0 #F066C0 #F0DB66 #66F096

split-complementary

#667BF0 #F09666 #C0F066

monochromatic

#142FC8 #2E4BEB #667BF0 #9EABF5 #D5DBFB

Accessibility & contrast

On white

3.71

#667BF0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.66

#667BF0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #667BF0

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##667BF0	#FFFFFF	#000000	##000000
##667BF0	1.00	3.71	5.66	5.66
#FFFFFF	3.71	1.00	21.00	21.00
#000000	5.66	21.00	1.00	1.00
##000000	5.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F8BF4

Deuteranopia (green-blind)

#277FEE

Tritanopia (blue-blind)

#0095AA

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #667bf0;
/* rgb */ color: rgb(102, 123, 240);
/* oklch */ color: oklch(62.5% 0.176 272.7);

Tailwind

colors: {
  custom: {
    50: '#9ca0f6',
    500: '#667bf0',
    950: '#000000',
  },
}

SCSS

$custom: #667bf0;
$custom-light: #9ca0f6;
$custom-dark: #000000;

JSON

{
  "hex": "#667bf0",
  "rgb": {
    "r": 102,
    "g": 123,
    "b": 240
  },
  "hsl": {
    "h": 230.87,
    "s": 82.143,
    "l": 67.059
  },
  "oklch": {
    "l": 0.62508,
    "c": 0.17575,
    "h": 272.7
  },
  "luminance": 0.23282
}

Semantic roles & 50–950 ramp

primary

#667BF0

secondary

#EFE8C3

accent

#BE07DF

background

#FAF9FF

surface

#F4F2FE

border

#CECCD6

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #667BF0

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

Preview Lab → · Contrast checker → · Palette generator →