#667FF3#667FF3

#667FF3 is a light, vivid blue. Relative luminance 0.245; OKLCH L 63.5% C 0.175 H 271.5°. Best body text is #000000 at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#667FF3
RGB	rgb(102, 127, 243)
HSL	hsl(229, 85%, 68%)
HSV	hsv(229, 58%, 95%)
CMYK	cmyk(58%, 47.7%, 0%, 4.7%)
CIE-LAB	lab(56.56, 24.79, -61.17)
CIE-LCH	lch(56.56, 66.00, 292.06°)
OKLab	oklab(63.48% 0.0045 -0.1748)
OKLCH	oklch(63.48% 0.175 271.5)
XYZ	xyz(29.2412, 24.4723, 87.9594)
Luminance	0.2447 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#667FF3 #F3DA66

analogous

#66C5F3 #667FF3 #9466F3

triadic

#667FF3 #F3667F #7FF366

tetradic

#667FF3 #F366C5 #F3DA66 #66F394

square

#667FF3 #F366C5 #F3DA66 #66F394

split-complementary

#667FF3 #F39466 #C5F366

monochromatic

#1032CE #2D50EF #667FF3 #9FAEF7 #D7DEFC

Accessibility & contrast

On white

3.56

#667FF3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.90

#667FF3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #667FF3

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##667FF3	#FFFFFF	#000000	##000000
##667FF3	1.00	3.56	5.90	5.90
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.90	21.00	1.00	1.00
##000000	5.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#458EF7

Deuteranopia (green-blind)

#2E82F1

Tritanopia (blue-blind)

#0099AD

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #667ff3;
/* rgb */ color: rgb(102, 127, 243);
/* oklch */ color: oklch(63.5% 0.175 271.5);

Tailwind

colors: {
  custom: {
    50: '#9ca3f8',
    500: '#667ff3',
    950: '#000000',
  },
}

SCSS

$custom: #667ff3;
$custom-light: #9ca3f8;
$custom-dark: #000000;

JSON

{
  "hex": "#667ff3",
  "rgb": {
    "r": 102,
    "g": 127,
    "b": 243
  },
  "hsl": {
    "h": 229.362,
    "s": 85.455,
    "l": 67.647
  },
  "oklch": {
    "l": 0.63475,
    "c": 0.17482,
    "h": 271.5
  },
  "luminance": 0.24475
}

Semantic roles & 50–950 ramp

primary

#667FF3

secondary

#F0E9C5

accent

#BB04E2

background

#FAFAFF

surface

#F4F3FF

border

#CECDD7

text

#0F0F17

muted

#7F7F85

Preview Lab

Preview with #667FF3

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

Preview Lab → · Contrast checker → · Palette generator →