#667BDC#667BDC

#667BDC is a mid, vivid blue. Relative luminance 0.222; OKLCH L 61.2% C 0.148 H 272.2°. Best body text is #000000 at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#667BDC
RGB	rgb(102, 123, 220)
HSL	hsl(229, 63%, 63%)
HSV	hsv(229, 54%, 86%)
CMYK	cmyk(53.6%, 44.1%, 0%, 13.7%)
CIE-LAB	lab(54.19, 19.83, -52.11)
CIE-LCH	lch(54.19, 55.75, 290.83°)
OKLab	oklab(61.24% 0.0056 -0.1482)
OKLCH	oklch(61.24% 0.148 272.2)
XYZ	xyz(25.4765, 22.1562, 70.6304)
Luminance	0.2216 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#667BDC #DCC766

analogous

#66B6DC #667BDC #8C66DC

triadic

#667BDC #DC667B #7BDC66

tetradic

#667BDC #DC66B6 #DCC766 #66DC8C

square

#667BDC #DC66B6 #DCC766 #66DC8C

split-complementary

#667BDC #DC8C66 #B6DC66

monochromatic

#253BA2 #3450D1 #667BDC #98A6E7 #CAD1F3

Accessibility & contrast

On white

3.87

#667BDC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.43

#667BDC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #667BDC

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##667BDC	#FFFFFF	#000000	##000000
##667BDC	1.00	3.87	5.43	5.43
#FFFFFF	3.87	1.00	21.00	21.00
#000000	5.43	21.00	1.00	1.00
##000000	5.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5187E0

Deuteranopia (green-blind)

#437DDA

Tritanopia (blue-blind)

#2B90A1

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #667bdc;
/* rgb */ color: rgb(102, 123, 220);
/* oklch */ color: oklch(61.2% 0.148 272.2);

Tailwind

colors: {
  custom: {
    50: '#99a0e7',
    500: '#667bdc',
    950: '#000000',
  },
}

SCSS

$custom: #667bdc;
$custom-light: #99a0e7;
$custom-dark: #000000;

JSON

{
  "hex": "#667bdc",
  "rgb": {
    "r": 102,
    "g": 123,
    "b": 220
  },
  "hsl": {
    "h": 229.322,
    "s": 62.766,
    "l": 63.137
  },
  "oklch": {
    "l": 0.61244,
    "c": 0.1483,
    "h": 272.2
  },
  "luminance": 0.22158
}

Semantic roles & 50–950 ramp

primary

#667BDC

secondary

#E4DDBA

accent

#AB1BCB

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0F0E16

muted

#7E7E84

Preview Lab

Preview with #667BDC

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

Preview Lab → · Contrast checker → · Palette generator →