#667FF0#667FF0

#667FF0 is a light, vivid blue. Relative luminance 0.243; OKLCH L 63.3% C 0.171 H 271.4°. Best body text is #000000 at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#667FF0
RGB	rgb(102, 127, 240)
HSL	hsl(229, 82%, 67%)
HSV	hsv(229, 58%, 94%)
CMYK	cmyk(57.5%, 47.1%, 0%, 5.9%)
CIE-LAB	lab(56.38, 23.82, -59.79)
CIE-LCH	lch(56.38, 64.36, 291.72°)
OKLab	oklab(63.28% 0.0041 -0.1707)
OKLCH	oklch(63.28% 0.171 271.4)
XYZ	xyz(28.7918, 24.2926, 85.5929)
Luminance	0.2429 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#667FF0 #F0D766

analogous

#66C4F0 #667FF0 #9266F0

triadic

#667FF0 #F0667F #7FF066

tetradic

#667FF0 #F066C4 #F0D766 #66F092

square

#667FF0 #F066C4 #F0D766 #66F092

split-complementary

#667FF0 #F09266 #C4F066

monochromatic

#1434C8 #2E50EB #667FF0 #9EAEF5 #D5DCFB

Accessibility & contrast

On white

3.58

#667FF0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.86

#667FF0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #667FF0

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##667FF0	#FFFFFF	#000000	##000000
##667FF0	1.00	3.58	5.86	5.86
#FFFFFF	3.58	1.00	21.00	21.00
#000000	5.86	21.00	1.00	1.00
##000000	5.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#488EF4

Deuteranopia (green-blind)

#3381EE

Tritanopia (blue-blind)

#0098AC

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #667ff0;
/* rgb */ color: rgb(102, 127, 240);
/* oklch */ color: oklch(63.3% 0.171 271.4);

Tailwind

colors: {
  custom: {
    50: '#9ca3f5',
    500: '#667ff0',
    950: '#000000',
  },
}

SCSS

$custom: #667ff0;
$custom-light: #9ca3f5;
$custom-dark: #000000;

JSON

{
  "hex": "#667ff0",
  "rgb": {
    "r": 102,
    "g": 127,
    "b": 240
  },
  "hsl": {
    "h": 229.13,
    "s": 82.143,
    "l": 67.059
  },
  "oklch": {
    "l": 0.63282,
    "c": 0.17075,
    "h": 271.4
  },
  "luminance": 0.24295
}

Semantic roles & 50–950 ramp

primary

#667FF0

secondary

#EFE7C3

accent

#B707DF

background

#FAFAFF

surface

#F4F3FE

border

#CECDD6

text

#0F0F17

muted

#7F7F85

Preview Lab

Preview with #667FF0

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

Preview Lab → · Contrast checker → · Palette generator →