#667BDE#667BDE

#667BDE is a mid, vivid blue. Relative luminance 0.223; OKLCH L 61.4% C 0.151 H 272.2°. Best body text is #000000 at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#667BDE
RGB	rgb(102, 123, 222)
HSL	hsl(230, 65%, 64%)
HSV	hsv(230, 54%, 87%)
CMYK	cmyk(54.1%, 44.6%, 0%, 12.9%)
CIE-LAB	lab(54.30, 20.46, -53.05)
CIE-LCH	lch(54.30, 56.86, 291.09°)
OKLab	oklab(61.37% 0.0059 -0.151)
OKLCH	oklch(61.37% 0.151 272.2)
XYZ	xyz(25.7430, 22.2628, 72.0337)
Luminance	0.2226 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#667BDE #DEC966

analogous

#66B7DE #667BDE #8D66DE

triadic

#667BDE #DE667B #7BDE66

tetradic

#667BDE #DE66B7 #DEC966 #66DE8D

square

#667BDE #DE66B7 #DEC966 #66DE8D

split-complementary

#667BDE #DE8D66 #B7DE66

monochromatic

#243BA6 #3450D3 #667BDE #98A6E9 #CBD2F4

Accessibility & contrast

On white

3.85

#667BDE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.45

#667BDE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #667BDE

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##667BDE	#FFFFFF	#000000	##000000
##667BDE	1.00	3.85	5.45	5.45
#FFFFFF	3.85	1.00	21.00	21.00
#000000	5.45	21.00	1.00	1.00
##000000	5.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F87E2

Deuteranopia (green-blind)

#417DDC

Tritanopia (blue-blind)

#2891A2

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #667bde;
/* rgb */ color: rgb(102, 123, 222);
/* oklch */ color: oklch(61.4% 0.151 272.2);

Tailwind

colors: {
  custom: {
    50: '#9aa0e9',
    500: '#667bde',
    950: '#000000',
  },
}

SCSS

$custom: #667bde;
$custom-light: #9aa0e9;
$custom-dark: #000000;

JSON

{
  "hex": "#667bde",
  "rgb": {
    "r": 102,
    "g": 123,
    "b": 222
  },
  "hsl": {
    "h": 229.5,
    "s": 64.516,
    "l": 63.529
  },
  "oklch": {
    "l": 0.61366,
    "c": 0.15107,
    "h": 272.2
  },
  "luminance": 0.22265
}

Semantic roles & 50–950 ramp

primary

#667BDE

secondary

#E5DEBB

accent

#AD19CC

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0F0E16

muted

#7E7E84

Preview Lab

Preview with #667BDE

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

Preview Lab → · Contrast checker → · Palette generator →