#667CFB#667CFB

#667CFB is a light, vivid blue. Relative luminance 0.242; OKLCH L 63.4% C 0.189 H 272.5°. Best body text is #000000 at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#667CFB
RGB	rgb(102, 124, 251)
HSL	hsl(231, 95%, 69%)
HSV	hsv(231, 59%, 98%)
CMYK	cmyk(59.4%, 50.6%, 0%, 1.6%)
CIE-LAB	lab(56.29, 29.19, -66.02)
CIE-LCH	lch(56.29, 72.19, 293.85°)
OKLab	oklab(63.43% 0.0082 -0.1891)
OKLCH	oklch(63.43% 0.189 272.5)
XYZ	xyz(30.0940, 24.2027, 94.3338)
Luminance	0.2420 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#667CFB #FBE566

analogous

#66C7FB #667CFB #9B66FB

triadic

#667CFB #FB667C #7CFB66

tetradic

#667CFB #FB66C7 #FBE566 #66FB9B

square

#667CFB #FB66C7 #FBE566 #66FB9B

split-complementary

#667CFB #FB9B66 #C7FB66

monochromatic

#0626E1 #2A49F9 #667CFB #A2AFFD #DDE2FE

Accessibility & contrast

On white

3.60

#667CFB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.84

#667CFB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #667CFB

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##667CFB	#FFFFFF	#000000	##000000
##667CFB	1.00	3.60	5.84	5.84
#FFFFFF	3.60	1.00	21.00	21.00
#000000	5.84	21.00	1.00	1.00
##000000	5.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#348EFF

Deuteranopia (green-blind)

#0881F8

Tritanopia (blue-blind)

#0099B0

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #667cfb;
/* rgb */ color: rgb(102, 124, 251);
/* oklch */ color: oklch(63.4% 0.189 272.5);

Tailwind

colors: {
  custom: {
    50: '#9ea1fd',
    500: '#667cfb',
    950: '#000000',
  },
}

SCSS

$custom: #667cfb;
$custom-light: #9ea1fd;
$custom-dark: #000000;

JSON

{
  "hex": "#667cfb",
  "rgb": {
    "r": 102,
    "g": 124,
    "b": 251
  },
  "hsl": {
    "h": 231.141,
    "s": 94.904,
    "l": 69.216
  },
  "oklch": {
    "l": 0.63429,
    "c": 0.18925,
    "h": 272.5
  },
  "luminance": 0.24205
}

Semantic roles & 50–950 ramp

primary

#667CFB

secondary

#F4EEC9

accent

#C400E6

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#100F18

muted

#7F7E86

Preview Lab

Preview with #667CFB

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

Preview Lab → · Contrast checker → · Palette generator →