#667FBC#667FBC

#667FBC is a mid, moderate blue. Relative luminance 0.216; OKLCH L 60.3% C 0.098 H 266.5°. Best body text is #000000 at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#667FBC
RGB	rgb(102, 127, 188)
HSL	hsl(223, 39%, 57%)
HSV	hsv(223, 46%, 74%)
CMYK	cmyk(45.7%, 32.4%, 0%, 26.3%)
CIE-LAB	lab(53.64, 7.51, -34.83)
CIE-LCH	lch(53.64, 35.63, 282.16°)
OKLab	oklab(60.28% -0.006 -0.0977)
OKLCH	oklch(60.28% 0.098 266.5)
XYZ	xyz(22.1431, 21.6331, 50.5760)
Luminance	0.2163 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#667FBC #BCA366

analogous

#66AABC #667FBC #7866BC

triadic

#667FBC #BC667F #7FBC66

tetradic

#667FBC #BC66AA #BCA366 #66BC78

square

#667FBC #BC66AA #BCA366 #66BC78

split-complementary

#667FBC #BC7866 #AABC66

monochromatic

#334675 #46609F #667FBC #91A3CF #BBC6E1

Accessibility & contrast

On white

3.94

#667FBC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.33

#667FBC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #667FBC

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##667FBC	#FFFFFF	#000000	##000000
##667FBC	1.00	3.94	5.33	5.33
#FFFFFF	3.94	1.00	21.00	21.00
#000000	5.33	21.00	1.00	1.00
##000000	5.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6984BF

Deuteranopia (green-blind)

#607DBB

Tritanopia (blue-blind)

#468C95

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #667fbc;
/* rgb */ color: rgb(102, 127, 188);
/* oklch */ color: oklch(60.3% 0.098 266.5);

Tailwind

colors: {
  custom: {
    50: '#96a3d0',
    500: '#667fbc',
    950: '#000000',
  },
}

SCSS

$custom: #667fbc;
$custom-light: #96a3d0;
$custom-dark: #000000;

JSON

{
  "hex": "#667fbc",
  "rgb": {
    "r": 102,
    "g": 127,
    "b": 188
  },
  "hsl": {
    "h": 222.558,
    "s": 39.091,
    "l": 56.863
  },
  "oklch": {
    "l": 0.60281,
    "c": 0.09791,
    "h": 266.5
  },
  "luminance": 0.21634
}

Semantic roles & 50–950 ramp

primary

#667FBC

secondary

#D0C6AD

accent

#AD59CF

background

#F9FAFC

surface

#F2F3F9

border

#CCCDD2

text

#0E0F14

muted

#7E7F82

Preview Lab

Preview with #667FBC

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

Preview Lab → · Contrast checker → · Palette generator →