#667BB3#667BB3

#667BB3 is a mid, moderate blue. Relative luminance 0.202; OKLCH L 59.0% C 0.090 H 267.9°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#667BB3
RGB	rgb(102, 123, 179)
HSL	hsl(224, 34%, 55%)
HSV	hsv(224, 43%, 70%)
CMYK	cmyk(43%, 31.3%, 0%, 29.8%)
CIE-LAB	lab(52.11, 7.22, -32.04)
CIE-LCH	lch(52.11, 32.85, 282.70°)
OKLab	oklab(58.96% -0.0033 -0.0897)
OKLCH	oklch(58.96% 0.09 267.9)
XYZ	xyz(20.6966, 20.2443, 45.4561)
Luminance	0.2024 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#667BB3 #B39E66

analogous

#66A2B3 #667BB3 #7766B3

triadic

#667BB3 #B3667B #7BB366

tetradic

#667BB3 #B366A2 #B39E66 #66B377

square

#667BB3 #B366A2 #B39E66 #66B377

split-complementary

#667BB3 #B37766 #A2B366

monochromatic

#35436A #495D93 #667BB3 #8F9EC7 #B8C2DC

Accessibility & contrast

On white

4.16

#667BB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.05

#667BB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #667BB3

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##667BB3	#FFFFFF	#000000	##000000
##667BB3	1.00	4.16	5.05	5.05
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.05	21.00	1.00	1.00
##000000	5.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6780B5

Deuteranopia (green-blind)

#6079B2

Tritanopia (blue-blind)

#4B878F

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #667bb3;
/* rgb */ color: rgb(102, 123, 179);
/* oklch */ color: oklch(59.0% 0.090 267.9);

Tailwind

colors: {
  custom: {
    50: '#95a1ca',
    500: '#667bb3',
    950: '#000000',
  },
}

SCSS

$custom: #667bb3;
$custom-light: #95a1ca;
$custom-dark: #000000;

JSON

{
  "hex": "#667bb3",
  "rgb": {
    "r": 102,
    "g": 123,
    "b": 179
  },
  "hsl": {
    "h": 223.636,
    "s": 33.624,
    "l": 55.098
  },
  "oklch": {
    "l": 0.58963,
    "c": 0.08974,
    "h": 267.9
  },
  "luminance": 0.20245
}

Semantic roles & 50–950 ramp

primary

#667BB3

secondary

#CBC2AA

accent

#AC5ECA

background

#F9F9FC

surface

#F2F2F8

border

#CCCCD1

text

#0D0E13

muted

#7E7E82

Preview Lab

Preview with #667BB3

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

Preview Lab → · Contrast checker → · Palette generator →