#667DE4#667DE4

#667DE4 is a light, vivid blue. Relative luminance 0.231; OKLCH L 62.1% C 0.157 H 271.7°. Best body text is #000000 at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#667DE4
RGB	rgb(102, 125, 228)
HSL	hsl(229, 70%, 65%)
HSV	hsv(229, 55%, 89%)
CMYK	cmyk(55.3%, 45.2%, 0%, 10.6%)
CIE-LAB	lab(55.17, 21.17, -55.04)
CIE-LCH	lch(55.17, 58.97, 291.04°)
OKLab	oklab(62.13% 0.0046 -0.1568)
OKLCH	oklch(62.13% 0.157 271.7)
XYZ	xyz(26.8121, 23.0915, 76.4280)
Luminance	0.2309 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#667DE4 #E4CD66

analogous

#66BCE4 #667DE4 #8E66E4

triadic

#667DE4 #E4667D #7DE466

tetradic

#667DE4 #E466BC #E4CD66 #66E48E

square

#667DE4 #E466BC #E4CD66 #66E48E

split-complementary

#667DE4 #E48E66 #BCE466

monochromatic

#1F3AB0 #3251DB #667DE4 #9AA9ED #CED5F6

Accessibility & contrast

On white

3.74

#667DE4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.62

#667DE4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #667DE4

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##667DE4	#FFFFFF	#000000	##000000
##667DE4	1.00	3.74	5.62	5.62
#FFFFFF	3.74	1.00	21.00	21.00
#000000	5.62	21.00	1.00	1.00
##000000	5.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E8AE8

Deuteranopia (green-blind)

#3E7FE2

Tritanopia (blue-blind)

#1D94A5

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #667de4;
/* rgb */ color: rgb(102, 125, 228);
/* oklch */ color: oklch(62.1% 0.157 271.7);

Tailwind

colors: {
  custom: {
    50: '#9aa2ed',
    500: '#667de4',
    950: '#000000',
  },
}

SCSS

$custom: #667de4;
$custom-light: #9aa2ed;
$custom-dark: #000000;

JSON

{
  "hex": "#667de4",
  "rgb": {
    "r": 102,
    "g": 125,
    "b": 228
  },
  "hsl": {
    "h": 229.048,
    "s": 70,
    "l": 64.706
  },
  "oklch": {
    "l": 0.62134,
    "c": 0.15685,
    "h": 271.7
  },
  "luminance": 0.23093
}

Semantic roles & 50–950 ramp

primary

#667DE4

secondary

#E9E1BD

accent

#AF14D2

background

#FAF9FE

surface

#F3F2FD

border

#CDCCD5

text

#0F0F16

muted

#7F7E84

Preview Lab

Preview with #667DE4

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

Preview Lab → · Contrast checker → · Palette generator →