#667CBF#667CBF

#667CBF is a mid, moderate blue. Relative luminance 0.210; OKLCH L 59.8% C 0.106 H 269.2°. Best body text is #000000 at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#667CBF
RGB	rgb(102, 124, 191)
HSL	hsl(225, 41%, 57%)
HSV	hsv(225, 47%, 75%)
CMYK	cmyk(46.6%, 35.1%, 0%, 25.1%)
CIE-LAB	lab(52.95, 10.21, -37.62)
CIE-LCH	lch(52.95, 38.98, 285.18°)
OKLab	oklab(59.8% -0.0014 -0.1058)
OKLCH	oklch(59.8% 0.106 269.2)
XYZ	xyz(22.0881, 21.0004, 52.1697)
Luminance	0.2100 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#667CBF #BFA966

analogous

#66A8BF #667CBF #7D66BF

triadic

#667CBF #BF667C #7CBF66

tetradic

#667CBF #BF66A8 #BFA966 #66BF7D

square

#667CBF #BF66A8 #BFA966 #66BF7D

split-complementary

#667CBF #BF7D66 #A8BF66

monochromatic

#324478 #445CA3 #667CBF #91A1D1 #BCC6E3

Accessibility & contrast

On white

4.04

#667CBF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.20

#667CBF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #667CBF

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##667CBF	#FFFFFF	#000000	##000000
##667CBF	1.00	4.04	5.20	5.20
#FFFFFF	4.04	1.00	21.00	21.00
#000000	5.20	21.00	1.00	1.00
##000000	5.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6383C2

Deuteranopia (green-blind)

#5B7BBD

Tritanopia (blue-blind)

#448A94

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #667cbf;
/* rgb */ color: rgb(102, 124, 191);
/* oklch */ color: oklch(59.8% 0.106 269.2);

Tailwind

colors: {
  custom: {
    50: '#96a1d2',
    500: '#667cbf',
    950: '#000000',
  },
}

SCSS

$custom: #667cbf;
$custom-light: #96a1d2;
$custom-dark: #000000;

JSON

{
  "hex": "#667cbf",
  "rgb": {
    "r": 102,
    "g": 124,
    "b": 191
  },
  "hsl": {
    "h": 225.169,
    "s": 41.014,
    "l": 57.451
  },
  "oklch": {
    "l": 0.59797,
    "c": 0.10586,
    "h": 269.2
  },
  "luminance": 0.21002
}

Semantic roles & 50–950 ramp

primary

#667CBF

secondary

#D2C9AE

accent

#B357D1

background

#F9F9FC

surface

#F2F2F9

border

#CCCCD2

text

#0E0F14

muted

#7E7E82

Preview Lab

Preview with #667CBF

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

Preview Lab → · Contrast checker → · Palette generator →