#667DCC#667DCC

#667DCC is a mid, vivid blue. Relative luminance 0.219; OKLCH L 60.7% C 0.123 H 270.2°. Best body text is #000000 at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#667DCC
RGB	rgb(102, 125, 204)
HSL	hsl(226, 50%, 60%)
HSV	hsv(226, 50%, 80%)
CMYK	cmyk(50%, 38.7%, 0%, 20%)
CIE-LAB	lab(53.87, 13.59, -43.58)
CIE-LCH	lch(53.87, 45.65, 287.32°)
OKLab	oklab(60.72% 0.0003 -0.1232)
OKLCH	oklch(60.72% 0.123 270.2)
XYZ	xyz(23.7087, 21.8501, 60.0832)
Luminance	0.2185 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#667DCC #CCB566

analogous

#66B0CC #667DCC #8266CC

triadic

#667DCC #CC667D #7DCC66

tetradic

#667DCC #CC66B0 #CCB566 #66CC82

square

#667DCC #CC66B0 #CCB566 #66CC82

split-complementary

#667DCC #CC8266 #B0CC66

monochromatic

#2E438A #3D59B8 #667DCC #94A4DB #C2CBEB

Accessibility & contrast

On white

3.91

#667DCC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.37

#667DCC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #667DCC

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##667DCC	#FFFFFF	#000000	##000000
##667DCC	1.00	3.91	5.37	5.37
#FFFFFF	3.91	1.00	21.00	21.00
#000000	5.37	21.00	1.00	1.00
##000000	5.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E85CF

Deuteranopia (green-blind)

#547DCA

Tritanopia (blue-blind)

#3B8E9B

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #667dcc;
/* rgb */ color: rgb(102, 125, 204);
/* oklch */ color: oklch(60.7% 0.123 270.2);

Tailwind

colors: {
  custom: {
    50: '#97a2dc',
    500: '#667dcc',
    950: '#000000',
  },
}

SCSS

$custom: #667dcc;
$custom-light: #97a2dc;
$custom-dark: #000000;

JSON

{
  "hex": "#667dcc",
  "rgb": {
    "r": 102,
    "g": 125,
    "b": 204
  },
  "hsl": {
    "h": 226.471,
    "s": 50,
    "l": 60
  },
  "oklch": {
    "l": 0.60716,
    "c": 0.12321,
    "h": 270.2
  },
  "luminance": 0.21852
}

Semantic roles & 50–950 ramp

primary

#667DCC

secondary

#DBD2B3

accent

#BA4EDA

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0F15

muted

#7E7E83

Preview Lab

Preview with #667DCC

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

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