#667CD9#667CD9

#667CD9 is a mid, vivid blue. Relative luminance 0.223; OKLCH L 61.3% C 0.143 H 271.6°. Best body text is #000000 at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#667CD9
RGB	rgb(102, 124, 217)
HSL	hsl(229, 60%, 63%)
HSV	hsv(229, 53%, 85%)
CMYK	cmyk(53%, 42.9%, 0%, 14.9%)
CIE-LAB	lab(54.29, 18.27, -50.27)
CIE-LCH	lch(54.29, 53.48, 289.98°)
OKLab	oklab(61.26% 0.004 -0.1428)
OKLCH	oklch(61.26% 0.143 271.6)
XYZ	xyz(25.2075, 22.2481, 68.5982)
Luminance	0.2225 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#667CD9 #D9C366

analogous

#66B5D9 #667CD9 #8A66D9

triadic

#667CD9 #D9667C #7CD966

tetradic

#667CD9 #D966B5 #D9C366 #66D98A

square

#667CD9 #D966B5 #D9C366 #66D98A

split-complementary

#667CD9 #D98A66 #B5D966

monochromatic

#273E9D #3552CD #667CD9 #97A6E5 #C8D0F1

Accessibility & contrast

On white

3.85

#667CD9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.45

#667CD9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #667CD9

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##667CD9	#FFFFFF	#000000	##000000
##667CD9	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)

#5587DD

Deuteranopia (green-blind)

#487DD7

Tritanopia (blue-blind)

#2E90A0

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #667cd9;
/* rgb */ color: rgb(102, 124, 217);
/* oklch */ color: oklch(61.3% 0.143 271.6);

Tailwind

colors: {
  custom: {
    50: '#99a1e5',
    500: '#667cd9',
    950: '#000000',
  },
}

SCSS

$custom: #667cd9;
$custom-light: #99a1e5;
$custom-dark: #000000;

JSON

{
  "hex": "#667cd9",
  "rgb": {
    "r": 102,
    "g": 124,
    "b": 217
  },
  "hsl": {
    "h": 228.522,
    "s": 60.209,
    "l": 62.549
  },
  "oklch": {
    "l": 0.61264,
    "c": 0.14283,
    "h": 271.6
  },
  "luminance": 0.2225
}

Semantic roles & 50–950 ramp

primary

#667CD9

secondary

#E2DAB8

accent

#A71EC8

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #667CD9

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

Preview Lab → · Contrast checker → · Palette generator →