#667DD8#667DD8

#667DD8 is a mid, vivid blue. Relative luminance 0.225; OKLCH L 61.4% C 0.140 H 271.1°. Best body text is #000000 at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#667DD8
RGB	rgb(102, 125, 216)
HSL	hsl(228, 59%, 62%)
HSV	hsv(228, 53%, 85%)
CMYK	cmyk(52.8%, 42.1%, 0%, 15.3%)
CIE-LAB	lab(54.50, 17.35, -49.37)
CIE-LCH	lch(54.50, 52.33, 289.36°)
OKLab	oklab(61.41% 0.0027 -0.1401)
OKLCH	oklch(61.41% 0.14 271.1)
XYZ	xyz(25.2037, 22.4482, 67.9572)
Luminance	0.2245 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#667DD8 #D8C166

analogous

#66B6D8 #667DD8 #8866D8

triadic

#667DD8 #D8667D #7DD866

tetradic

#667DD8 #D866B6 #D8C166 #66D888

square

#667DD8 #D866B6 #D8C166 #66D888

split-complementary

#667DD8 #D88866 #B6D866

monochromatic

#283F9C #3554CC #667DD8 #97A6E4 #C8D0F1

Accessibility & contrast

On white

3.83

#667DD8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.49

#667DD8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #667DD8

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##667DD8	#FFFFFF	#000000	##000000
##667DD8	1.00	3.83	5.49	5.49
#FFFFFF	3.83	1.00	21.00	21.00
#000000	5.49	21.00	1.00	1.00
##000000	5.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5788DB

Deuteranopia (green-blind)

#4A7ED6

Tritanopia (blue-blind)

#2F91A0

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #667dd8;
/* rgb */ color: rgb(102, 125, 216);
/* oklch */ color: oklch(61.4% 0.140 271.1);

Tailwind

colors: {
  custom: {
    50: '#99a2e4',
    500: '#667dd8',
    950: '#000000',
  },
}

SCSS

$custom: #667dd8;
$custom-light: #99a2e4;
$custom-dark: #000000;

JSON

{
  "hex": "#667dd8",
  "rgb": {
    "r": 102,
    "g": 125,
    "b": 216
  },
  "hsl": {
    "h": 227.895,
    "s": 59.375,
    "l": 62.353
  },
  "oklch": {
    "l": 0.61407,
    "c": 0.14016,
    "h": 271.1
  },
  "luminance": 0.2245
}

Semantic roles & 50–950 ramp

primary

#667DD8

secondary

#E2D9B8

accent

#A51EC7

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0E0F16

muted

#7E7E84

Preview Lab

Preview with #667DD8

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

Preview Lab → · Contrast checker → · Palette generator →