#667EC9#667EC9

#667EC9 is a mid, moderate blue. Relative luminance 0.220; OKLCH L 60.8% C 0.118 H 269.3°. Best body text is #000000 at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#667EC9
RGB	rgb(102, 126, 201)
HSL	hsl(225, 48%, 59%)
HSV	hsv(225, 49%, 79%)
CMYK	cmyk(49.3%, 37.3%, 0%, 21.2%)
CIE-LAB	lab(53.99, 12.06, -41.69)
CIE-LCH	lch(53.99, 43.40, 286.14°)
OKLab	oklab(60.76% -0.0015 -0.1177)
OKLCH	oklch(60.76% 0.118 269.3)
XYZ	xyz(23.4796, 21.9620, 58.2489)
Luminance	0.2196 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#667EC9 #C9B166

analogous

#66AFC9 #667EC9 #8066C9

triadic

#667EC9 #C9667E #7EC966

tetradic

#667EC9 #C966AF #C9B166 #66C980

square

#667EC9 #C966AF #C9B166 #66C980

split-complementary

#667EC9 #C98066 #AFC966

monochromatic

#2F4485 #3F5BB3 #667EC9 #93A4D9 #C0CAE9

Accessibility & contrast

On white

3.89

#667EC9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.39

#667EC9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #667EC9

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##667EC9	#FFFFFF	#000000	##000000
##667EC9	1.00	3.89	5.39	5.39
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.39	21.00	1.00	1.00
##000000	5.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6186CC

Deuteranopia (green-blind)

#577DC7

Tritanopia (blue-blind)

#3D8E9A

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #667ec9;
/* rgb */ color: rgb(102, 126, 201);
/* oklch */ color: oklch(60.8% 0.118 269.3);

Tailwind

colors: {
  custom: {
    50: '#97a3da',
    500: '#667ec9',
    950: '#000000',
  },
}

SCSS

$custom: #667ec9;
$custom-light: #97a3da;
$custom-dark: #000000;

JSON

{
  "hex": "#667ec9",
  "rgb": {
    "r": 102,
    "g": 126,
    "b": 201
  },
  "hsl": {
    "h": 225.455,
    "s": 47.826,
    "l": 59.412
  },
  "oklch": {
    "l": 0.60758,
    "c": 0.11769,
    "h": 269.3
  },
  "luminance": 0.21964
}

Semantic roles & 50–950 ramp

primary

#667EC9

secondary

#D9CFB2

accent

#B750D7

background

#F9FAFD

surface

#F2F3FA

border

#CCCDD3

text

#0E0F15

muted

#7E7F83

Preview Lab

Preview with #667EC9

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

Preview Lab → · Contrast checker → · Palette generator →