#667CD4#667CD4

#667CD4 is a mid, vivid blue. Relative luminance 0.220; OKLCH L 61.0% C 0.136 H 271.3°. Best body text is #000000 at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#667CD4
RGB	rgb(102, 124, 212)
HSL	hsl(228, 56%, 62%)
HSV	hsv(228, 52%, 83%)
CMYK	cmyk(51.9%, 41.5%, 0%, 16.9%)
CIE-LAB	lab(54.02, 16.70, -47.87)
CIE-LCH	lch(54.02, 50.70, 289.23°)
OKLab	oklab(60.97% 0.0031 -0.1358)
OKLCH	oklch(60.97% 0.136 271.3)
XYZ	xyz(24.5670, 21.9919, 65.2249)
Luminance	0.2199 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#667CD4 #D4BE66

analogous

#66B3D4 #667CD4 #8766D4

triadic

#667CD4 #D4667C #7CD466

tetradic

#667CD4 #D466B3 #D4BE66 #66D487

square

#667CD4 #D466B3 #D4BE66 #66D487

split-complementary

#667CD4 #D48766 #B3D466

monochromatic

#2A4096 #3754C5 #667CD4 #96A5E1 #C6CEEF

Accessibility & contrast

On white

3.89

#667CD4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.40

#667CD4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #667CD4

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##667CD4	#FFFFFF	#000000	##000000
##667CD4	1.00	3.89	5.40	5.40
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.40	21.00	1.00	1.00
##000000	5.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5886D7

Deuteranopia (green-blind)

#4C7DD2

Tritanopia (blue-blind)

#338F9E

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #667cd4;
/* rgb */ color: rgb(102, 124, 212);
/* oklch */ color: oklch(61.0% 0.136 271.3);

Tailwind

colors: {
  custom: {
    50: '#98a1e2',
    500: '#667cd4',
    950: '#000000',
  },
}

SCSS

$custom: #667cd4;
$custom-light: #98a1e2;
$custom-dark: #000000;

JSON

{
  "hex": "#667cd4",
  "rgb": {
    "r": 102,
    "g": 124,
    "b": 212
  },
  "hsl": {
    "h": 228,
    "s": 56.122,
    "l": 61.569
  },
  "oklch": {
    "l": 0.60969,
    "c": 0.13581,
    "h": 271.3
  },
  "luminance": 0.21994
}

Semantic roles & 50–950 ramp

primary

#667CD4

secondary

#DFD7B6

accent

#A322C4

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0E15

muted

#7E7E83

Preview Lab

Preview with #667CD4

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

Preview Lab → · Contrast checker → · Palette generator →