#667BD2#667BD2

#667BD2 is a mid, vivid blue. Relative luminance 0.216; OKLCH L 60.6% C 0.134 H 271.7°. Best body text is #000000 at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#667BD2
RGB	rgb(102, 123, 210)
HSL	hsl(228, 55%, 61%)
HSV	hsv(228, 51%, 82%)
CMYK	cmyk(51.4%, 41.4%, 0%, 17.6%)
CIE-LAB	lab(53.65, 16.67, -47.34)
CIE-LCH	lch(53.65, 50.19, 289.40°)
OKLab	oklab(60.65% 0.0039 -0.1342)
OKLCH	oklch(60.65% 0.134 271.7)
XYZ	xyz(24.1916, 21.6423, 63.8629)
Luminance	0.2164 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#667BD2 #D2BD66

analogous

#66B1D2 #667BD2 #8766D2

triadic

#667BD2 #D2667B #7BD266

tetradic

#667BD2 #D266B1 #D2BD66 #66D287

square

#667BD2 #D266B1 #D2BD66 #66D287

split-complementary

#667BD2 #D28766 #B1D266

monochromatic

#2B3F93 #3954C2 #667BD2 #95A4E0 #C5CDEE

Accessibility & contrast

On white

3.94

#667BD2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.33

#667BD2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #667BD2

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##667BD2	#FFFFFF	#000000	##000000
##667BD2	1.00	3.94	5.33	5.33
#FFFFFF	3.94	1.00	21.00	21.00
#000000	5.33	21.00	1.00	1.00
##000000	5.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5885D5

Deuteranopia (green-blind)

#4C7CD0

Tritanopia (blue-blind)

#368E9C

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #667bd2;
/* rgb */ color: rgb(102, 123, 210);
/* oklch */ color: oklch(60.6% 0.134 271.7);

Tailwind

colors: {
  custom: {
    50: '#98a0e0',
    500: '#667bd2',
    950: '#000000',
  },
}

SCSS

$custom: #667bd2;
$custom-light: #98a0e0;
$custom-dark: #000000;

JSON

{
  "hex": "#667bd2",
  "rgb": {
    "r": 102,
    "g": 123,
    "b": 210
  },
  "hsl": {
    "h": 228.333,
    "s": 54.545,
    "l": 61.176
  },
  "oklch": {
    "l": 0.60648,
    "c": 0.13426,
    "h": 271.7
  },
  "luminance": 0.21644
}

Semantic roles & 50–950 ramp

primary

#667BD2

secondary

#DED6B6

accent

#A323C2

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0E15

muted

#7E7E83

Preview Lab

Preview with #667BD2

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

Preview Lab → · Contrast checker → · Palette generator →