#667EE5#667EE5

#667EE5 is a light, vivid blue. Relative luminance 0.234; OKLCH L 62.4% C 0.157 H 271.3°. Best body text is #000000 at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#667EE5
RGB	rgb(102, 126, 229)
HSL	hsl(229, 71%, 65%)
HSV	hsv(229, 55%, 90%)
CMYK	cmyk(55.5%, 45%, 0%, 10.2%)
CIE-LAB	lab(55.48, 20.88, -55.10)
CIE-LCH	lch(55.48, 58.92, 290.76°)
OKLab	oklab(62.39% 0.0037 -0.1569)
OKLCH	oklch(62.39% 0.157 271.3)
XYZ	xyz(27.0786, 23.4016, 77.2036)
Luminance	0.2340 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#667EE5 #E5CD66

analogous

#66BEE5 #667EE5 #8D66E5

triadic

#667EE5 #E5667E #7EE566

tetradic

#667EE5 #E566BE #E5CD66 #66E58D

square

#667EE5 #E566BE #E5CD66 #66E58D

split-complementary

#667EE5 #E58D66 #BEE566

monochromatic

#1E3AB2 #3252DC #667EE5 #9AAAEE #CFD6F7

Accessibility & contrast

On white

3.70

#667EE5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.68

#667EE5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #667EE5

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##667EE5	#FFFFFF	#000000	##000000
##667EE5	1.00	3.70	5.68	5.68
#FFFFFF	3.70	1.00	21.00	21.00
#000000	5.68	21.00	1.00	1.00
##000000	5.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#508BE9

Deuteranopia (green-blind)

#3F80E3

Tritanopia (blue-blind)

#1B95A6

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #667ee5;
/* rgb */ color: rgb(102, 126, 229);
/* oklch */ color: oklch(62.4% 0.157 271.3);

Tailwind

colors: {
  custom: {
    50: '#9aa3ee',
    500: '#667ee5',
    950: '#000000',
  },
}

SCSS

$custom: #667ee5;
$custom-light: #9aa3ee;
$custom-dark: #000000;

JSON

{
  "hex": "#667ee5",
  "rgb": {
    "r": 102,
    "g": 126,
    "b": 229
  },
  "hsl": {
    "h": 228.661,
    "s": 70.95,
    "l": 64.902
  },
  "oklch": {
    "l": 0.62394,
    "c": 0.15696,
    "h": 271.3
  },
  "luminance": 0.23404
}

Semantic roles & 50–950 ramp

primary

#667EE5

secondary

#E9E1BE

accent

#AF13D3

background

#FAFAFE

surface

#F3F3FD

border

#CDCDD5

text

#0F0F16

muted

#7F7F84

Preview Lab

Preview with #667EE5

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

Preview Lab → · Contrast checker → · Palette generator →