#667DCF#667DCF

#667DCF is a mid, vivid blue. Relative luminance 0.220; OKLCH L 60.9% C 0.127 H 270.4°. Best body text is #000000 at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#667DCF
RGB	rgb(102, 125, 207)
HSL	hsl(227, 52%, 61%)
HSV	hsv(227, 51%, 81%)
CMYK	cmyk(50.7%, 39.6%, 0%, 18.8%)
CIE-LAB	lab(54.02, 14.53, -45.04)
CIE-LCH	lch(54.02, 47.32, 287.87°)
OKLab	oklab(60.89% 0.001 -0.1275)
OKLCH	oklch(60.89% 0.127 270.4)
XYZ	xyz(24.0719, 21.9954, 61.9965)
Luminance	0.2200 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#667DCF #CFB866

analogous

#66B1CF #667DCF #8366CF

triadic

#667DCF #CF667D #7DCF66

tetradic

#667DCF #CF66B1 #CFB866 #66CF83

square

#667DCF #CF66B1 #CFB866 #66CF83

split-complementary

#667DCF #CF8366 #B1CF66

monochromatic

#2D428E #3B58BD #667DCF #95A5DE #C3CCEC

Accessibility & contrast

On white

3.89

#667DCF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.40

#667DCF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #667DCF

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##667DCF	#FFFFFF	#000000	##000000
##667DCF	1.00	3.89	5.40	5.40
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.40	21.00	1.00	1.00
##000000	5.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D86D2

Deuteranopia (green-blind)

#517DCD

Tritanopia (blue-blind)

#388E9C

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #667dcf;
/* rgb */ color: rgb(102, 125, 207);
/* oklch */ color: oklch(60.9% 0.127 270.4);

Tailwind

colors: {
  custom: {
    50: '#98a2de',
    500: '#667dcf',
    950: '#000000',
  },
}

SCSS

$custom: #667dcf;
$custom-light: #98a2de;
$custom-dark: #000000;

JSON

{
  "hex": "#667dcf",
  "rgb": {
    "r": 102,
    "g": 125,
    "b": 207
  },
  "hsl": {
    "h": 226.857,
    "s": 52.239,
    "l": 60.588
  },
  "oklch": {
    "l": 0.60886,
    "c": 0.12747,
    "h": 270.4
  },
  "luminance": 0.21997
}

Semantic roles & 50–950 ramp

primary

#667DCF

secondary

#DCD4B4

accent

#9E26C0

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0F15

muted

#7E7E83

Preview Lab

Preview with #667DCF

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

Preview Lab → · Contrast checker → · Palette generator →