#667BE5#667BE5

#667BE5 is a mid, vivid blue. Relative luminance 0.226; OKLCH L 61.8% C 0.161 H 272.5°. Best body text is #000000 at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#667BE5
RGB	rgb(102, 123, 229)
HSL	hsl(230, 71%, 65%)
HSV	hsv(230, 55%, 90%)
CMYK	cmyk(55.5%, 46.3%, 0%, 10.2%)
CIE-LAB	lab(54.71, 22.70, -56.34)
CIE-LCH	lch(54.71, 60.74, 291.94°)
OKLab	oklab(61.8% 0.0069 -0.1606)
OKLCH	oklch(61.8% 0.161 272.5)
XYZ	xyz(26.7007, 22.6459, 77.0776)
Luminance	0.2265 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#667BE5 #E5D066

analogous

#66BAE5 #667BE5 #9166E5

triadic

#667BE5 #E5667B #7BE566

tetradic

#667BE5 #E566BA #E5D066 #66E591

square

#667BE5 #E566BA #E5D066 #66E591

split-complementary

#667BE5 #E59166 #BAE566

monochromatic

#1E37B2 #324EDC #667BE5 #9AA8EE #CFD5F7

Accessibility & contrast

On white

3.80

#667BE5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.53

#667BE5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #667BE5

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##667BE5	#FFFFFF	#000000	##000000
##667BE5	1.00	3.80	5.53	5.53
#FFFFFF	3.80	1.00	21.00	21.00
#000000	5.53	21.00	1.00	1.00
##000000	5.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A89E9

Deuteranopia (green-blind)

#397EE3

Tritanopia (blue-blind)

#1C92A5

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #667be5;
/* rgb */ color: rgb(102, 123, 229);
/* oklch */ color: oklch(61.8% 0.161 272.5);

Tailwind

colors: {
  custom: {
    50: '#9ba0ee',
    500: '#667be5',
    950: '#000000',
  },
}

SCSS

$custom: #667be5;
$custom-light: #9ba0ee;
$custom-dark: #000000;

JSON

{
  "hex": "#667be5",
  "rgb": {
    "r": 102,
    "g": 123,
    "b": 229
  },
  "hsl": {
    "h": 230.079,
    "s": 70.95,
    "l": 64.902
  },
  "oklch": {
    "l": 0.61801,
    "c": 0.16076,
    "h": 272.5
  },
  "luminance": 0.22648
}

Semantic roles & 50–950 ramp

primary

#667BE5

secondary

#E9E2BE

accent

#B313D3

background

#FAF9FE

surface

#F3F2FD

border

#CDCCD5

text

#0F0E16

muted

#7F7E84

Preview Lab

Preview with #667BE5

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

Preview Lab → · Contrast checker → · Palette generator →