#667BFB#667BFB

#667BFB is a light, vivid blue. Relative luminance 0.240; OKLCH L 63.2% C 0.190 H 272.8°. Best body text is #000000 at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#667BFB
RGB	rgb(102, 123, 251)
HSL	hsl(232, 95%, 69%)
HSV	hsv(232, 59%, 98%)
CMYK	cmyk(59.4%, 51%, 0%, 1.6%)
CIE-LAB	lab(56.04, 29.79, -66.43)
CIE-LCH	lch(56.04, 72.80, 294.16°)
OKLab	oklab(63.24% 0.0092 -0.1903)
OKLCH	oklch(63.24% 0.19 272.8)
XYZ	xyz(29.9693, 23.9533, 94.2922)
Luminance	0.2396 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#667BFB #FBE666

analogous

#66C5FB #667BFB #9C66FB

triadic

#667BFB #FB667B #7BFB66

tetradic

#667BFB #FB66C5 #FBE666 #66FB9C

square

#667BFB #FB66C5 #FBE666 #66FB9C

split-complementary

#667BFB #FB9C66 #C5FB66

monochromatic

#0625E1 #2A48F9 #667BFB #A2AEFD #DDE2FE

Accessibility & contrast

On white

3.63

#667BFB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.79

#667BFB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #667BFB

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##667BFB	#FFFFFF	#000000	##000000
##667BFB	1.00	3.63	5.79	5.79
#FFFFFF	3.63	1.00	21.00	21.00
#000000	5.79	21.00	1.00	1.00
##000000	5.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#318DFF

Deuteranopia (green-blind)

#0080F8

Tritanopia (blue-blind)

#0099AF

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #667bfb;
/* rgb */ color: rgb(102, 123, 251);
/* oklch */ color: oklch(63.2% 0.190 272.8);

Tailwind

colors: {
  custom: {
    50: '#9ea0fd',
    500: '#667bfb',
    950: '#000000',
  },
}

SCSS

$custom: #667bfb;
$custom-light: #9ea0fd;
$custom-dark: #000000;

JSON

{
  "hex": "#667bfb",
  "rgb": {
    "r": 102,
    "g": 123,
    "b": 251
  },
  "hsl": {
    "h": 231.544,
    "s": 94.904,
    "l": 69.216
  },
  "oklch": {
    "l": 0.63241,
    "c": 0.19049,
    "h": 272.8
  },
  "luminance": 0.23956
}

Semantic roles & 50–950 ramp

primary

#667BFB

secondary

#F4EEC9

accent

#C500E6

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#100E18

muted

#7F7E86

Preview Lab

Preview with #667BFB

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

Preview Lab → · Contrast checker → · Palette generator →