#667BE3#667BE3

#667BE3 is a mid, vivid blue. Relative luminance 0.225; OKLCH L 61.7% C 0.158 H 272.4°. Best body text is #000000 at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#667BE3
RGB	rgb(102, 123, 227)
HSL	hsl(230, 69%, 65%)
HSV	hsv(230, 55%, 89%)
CMYK	cmyk(55.1%, 45.8%, 0%, 11%)
CIE-LAB	lab(54.59, 22.06, -55.40)
CIE-LCH	lch(54.59, 59.63, 291.71°)
OKLab	oklab(61.68% 0.0066 -0.1579)
OKLCH	oklch(61.68% 0.158 272.4)
XYZ	xyz(26.4231, 22.5349, 75.6154)
Luminance	0.2254 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#667BE3 #E3CE66

analogous

#66BAE3 #667BE3 #9066E3

triadic

#667BE3 #E3667B #7BE366

tetradic

#667BE3 #E366BA #E3CE66 #66E390

square

#667BE3 #E366BA #E3CE66 #66E390

split-complementary

#667BE3 #E39066 #BAE366

monochromatic

#2038AF #324EDA #667BE3 #9AA8EC #CDD4F6

Accessibility & contrast

On white

3.81

#667BE3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.51

#667BE3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #667BE3

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##667BE3	#FFFFFF	#000000	##000000
##667BE3	1.00	3.81	5.51	5.51
#FFFFFF	3.81	1.00	21.00	21.00
#000000	5.51	21.00	1.00	1.00
##000000	5.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C88E7

Deuteranopia (green-blind)

#3B7DE1

Tritanopia (blue-blind)

#2092A4

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #667be3;
/* rgb */ color: rgb(102, 123, 227);
/* oklch */ color: oklch(61.7% 0.158 272.4);

Tailwind

colors: {
  custom: {
    50: '#9aa0ec',
    500: '#667be3',
    950: '#000000',
  },
}

SCSS

$custom: #667be3;
$custom-light: #9aa0ec;
$custom-dark: #000000;

JSON

{
  "hex": "#667be3",
  "rgb": {
    "r": 102,
    "g": 123,
    "b": 227
  },
  "hsl": {
    "h": 229.92,
    "s": 69.061,
    "l": 64.51
  },
  "oklch": {
    "l": 0.61676,
    "c": 0.158,
    "h": 272.4
  },
  "luminance": 0.22537
}

Semantic roles & 50–950 ramp

primary

#667BE3

secondary

#E8E1BD

accent

#B114D1

background

#FAF9FE

surface

#F3F2FD

border

#CDCCD5

text

#0F0E16

muted

#7F7E84

Preview Lab

Preview with #667BE3

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

Preview Lab → · Contrast checker → · Palette generator →