#667DB4#667DB4

#667DB4 is a mid, moderate blue. Relative luminance 0.208; OKLCH L 59.4% C 0.089 H 266.4°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#667DB4
RGB	rgb(102, 125, 180)
HSL	hsl(222, 34%, 55%)
HSV	hsv(222, 43%, 71%)
CMYK	cmyk(43.3%, 30.6%, 0%, 29.4%)
CIE-LAB	lab(52.71, 6.32, -31.68)
CIE-LCH	lch(52.71, 32.30, 281.28°)
OKLab	oklab(59.45% -0.0056 -0.0886)
OKLCH	oklch(59.45% 0.089 266.4)
XYZ	xyz(21.0487, 20.7861, 46.0742)
Luminance	0.2079 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#667DB4 #B49D66

analogous

#66A4B4 #667DB4 #7666B4

triadic

#667DB4 #B4667D #7DB466

tetradic

#667DB4 #B466A4 #B49D66 #66B476

square

#667DB4 #B466A4 #B49D66 #66B476

split-complementary

#667DB4 #B47666 #A4B466

monochromatic

#34456B #495F94 #667DB4 #8FA0C8 #B8C3DC

Accessibility & contrast

On white

4.07

#667DB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.16

#667DB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #667DB4

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##667DB4	#FFFFFF	#000000	##000000
##667DB4	1.00	4.07	5.16	5.16
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.16	21.00	1.00	1.00
##000000	5.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6982B6

Deuteranopia (green-blind)

#627BB3

Tritanopia (blue-blind)

#4B8891

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #667db4;
/* rgb */ color: rgb(102, 125, 180);
/* oklch */ color: oklch(59.4% 0.089 266.4);

Tailwind

colors: {
  custom: {
    50: '#95a2ca',
    500: '#667db4',
    950: '#000000',
  },
}

SCSS

$custom: #667db4;
$custom-light: #95a2ca;
$custom-dark: #000000;

JSON

{
  "hex": "#667db4",
  "rgb": {
    "r": 102,
    "g": 125,
    "b": 180
  },
  "hsl": {
    "h": 222.308,
    "s": 34.211,
    "l": 55.294
  },
  "oklch": {
    "l": 0.59446,
    "c": 0.08881,
    "h": 266.4
  },
  "luminance": 0.20787
}

Semantic roles & 50–950 ramp

primary

#667DB4

secondary

#CBC2AB

accent

#AA5ECA

background

#F9F9FC

surface

#F2F2F8

border

#CCCCD1

text

#0D0F13

muted

#7E7E82

Preview Lab

Preview with #667DB4

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

Preview Lab → · Contrast checker → · Palette generator →