#667BBC#667BBC

#667BBC is a mid, moderate blue. Relative luminance 0.206; OKLCH L 59.4% C 0.103 H 269.5°. Best body text is #000000 at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#667BBC
RGB	rgb(102, 123, 188)
HSL	hsl(225, 39%, 57%)
HSV	hsv(225, 46%, 74%)
CMYK	cmyk(45.7%, 34.6%, 0%, 26.3%)
CIE-LAB	lab(52.53, 9.90, -36.56)
CIE-LCH	lch(52.53, 37.88, 285.15°)
OKLab	oklab(59.43% -0.0009 -0.1028)
OKLCH	oklch(59.43% 0.103 269.5)
XYZ	xyz(21.6367, 20.6203, 50.4072)
Luminance	0.2062 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#667BBC #BCA766

analogous

#66A6BC #667BBC #7C66BC

triadic

#667BBC #BC667B #7BBC66

tetradic

#667BBC #BC66A6 #BCA766 #66BC7C

square

#667BBC #BC66A6 #BCA766 #66BC7C

split-complementary

#667BBC #BC7C66 #A6BC66

monochromatic

#334375 #465C9F #667BBC #91A0CF #BBC4E1

Accessibility & contrast

On white

4.10

#667BBC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.12

#667BBC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #667BBC

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##667BBC	#FFFFFF	#000000	##000000
##667BBC	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)

#6381BF

Deuteranopia (green-blind)

#5B7ABB

Tritanopia (blue-blind)

#468893

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #667bbc;
/* rgb */ color: rgb(102, 123, 188);
/* oklch */ color: oklch(59.4% 0.103 269.5);

Tailwind

colors: {
  custom: {
    50: '#96a0d0',
    500: '#667bbc',
    950: '#000000',
  },
}

SCSS

$custom: #667bbc;
$custom-light: #96a0d0;
$custom-dark: #000000;

JSON

{
  "hex": "#667bbc",
  "rgb": {
    "r": 102,
    "g": 123,
    "b": 188
  },
  "hsl": {
    "h": 225.349,
    "s": 39.091,
    "l": 56.863
  },
  "oklch": {
    "l": 0.59426,
    "c": 0.10277,
    "h": 269.5
  },
  "luminance": 0.20622
}

Semantic roles & 50–950 ramp

primary

#667BBC

secondary

#D0C8AD

accent

#B259CF

background

#F9F9FC

surface

#F2F2F9

border

#CCCCD2

text

#0E0E14

muted

#7E7E82

Preview Lab

Preview with #667BBC

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

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