#667EA9#667EA9

#667EA9 is a mid, moderate blue. Relative luminance 0.206; OKLCH L 59.1% C 0.072 H 261.8°. Best body text is #000000 at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#667EA9
RGB	rgb(102, 126, 169)
HSL	hsl(219, 28%, 53%)
HSV	hsv(219, 40%, 66%)
CMYK	cmyk(39.6%, 25.4%, 0%, 33.7%)
CIE-LAB	lab(52.52, 2.54, -25.63)
CIE-LCH	lch(52.52, 25.76, 275.66°)
OKLab	oklab(59.14% -0.0103 -0.0712)
OKLCH	oklch(59.14% 0.072 261.8)
XYZ	xyz(20.0995, 20.6100, 40.4475)
Luminance	0.2061 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#667EA9 #A99166

analogous

#669FA9 #667EA9 #6F66A9

triadic

#667EA9 #A9667E #7EA966

tetradic

#667EA9 #A9669F #A99166 #66A96F

square

#667EA9 #A9669F #A99166 #66A96F

split-complementary

#667EA9 #A96F66 #9FA966

monochromatic

#35445F #4B6186 #667EA9 #8D9FBF #B4C0D5

Accessibility & contrast

On white

4.10

#667EA9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.12

#667EA9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #667EA9

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##667EA9	#FFFFFF	#000000	##000000
##667EA9	1.00	4.10	5.12	5.12
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.12	21.00	1.00	1.00
##000000	5.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F81AB

Deuteranopia (green-blind)

#687AA8

Tritanopia (blue-blind)

#50878D

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #667ea9;
/* rgb */ color: rgb(102, 126, 169);
/* oklch */ color: oklch(59.1% 0.072 261.8);

Tailwind

colors: {
  custom: {
    50: '#94a3c2',
    500: '#667ea9',
    950: '#000000',
  },
}

SCSS

$custom: #667ea9;
$custom-light: #94a3c2;
$custom-dark: #000000;

JSON

{
  "hex": "#667ea9",
  "rgb": {
    "r": 102,
    "g": 126,
    "b": 169
  },
  "hsl": {
    "h": 218.507,
    "s": 28.033,
    "l": 53.137
  },
  "oklch": {
    "l": 0.59137,
    "c": 0.07198,
    "h": 261.8
  },
  "luminance": 0.20611
}

Semantic roles & 50–950 ramp

primary

#667EA9

secondary

#C4B9A7

accent

#A263C4

background

#F9FAFB

surface

#F2F3F7

border

#CCCDD0

text

#0D0F12

muted

#7E7F81

Preview Lab

Preview with #667EA9

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

Preview Lab → · Contrast checker → · Palette generator →