#667EE9#667EE9

#667EE9 is a light, vivid blue. Relative luminance 0.236; OKLCH L 62.6% C 0.162 H 271.5°. Best body text is #000000 at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#667EE9
RGB	rgb(102, 126, 233)
HSL	hsl(229, 75%, 66%)
HSV	hsv(229, 56%, 91%)
CMYK	cmyk(56.2%, 45.9%, 0%, 8.6%)
CIE-LAB	lab(55.71, 22.17, -56.96)
CIE-LCH	lch(55.71, 61.12, 291.26°)
OKLab	oklab(62.64% 0.0042 -0.1624)
OKLCH	oklch(62.64% 0.162 271.5)
XYZ	xyz(27.6435, 23.6276, 80.1789)
Luminance	0.2363 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#667EE9 #E9D166

analogous

#66BFE9 #667EE9 #8F66E9

triadic

#667EE9 #E9667E #7EE966

tetradic

#667EE9 #E966BF #E9D166 #66E98F

square

#667EE9 #E966BF #E9D166 #66E98F

split-complementary

#667EE9 #E98F66 #BFE966

monochromatic

#1B38BA #3051E1 #667EE9 #9CABF1 #D1D8F8

Accessibility & contrast

On white

3.67

#667EE9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.73

#667EE9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #667EE9

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##667EE9	#FFFFFF	#000000	##000000
##667EE9	1.00	3.67	5.73	5.73
#FFFFFF	3.67	1.00	21.00	21.00
#000000	5.73	21.00	1.00	1.00
##000000	5.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C8BED

Deuteranopia (green-blind)

#3A80E7

Tritanopia (blue-blind)

#1096A8

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #667ee9;
/* rgb */ color: rgb(102, 126, 233);
/* oklch */ color: oklch(62.6% 0.162 271.5);

Tailwind

colors: {
  custom: {
    50: '#9ba3f1',
    500: '#667ee9',
    950: '#000000',
  },
}

SCSS

$custom: #667ee9;
$custom-light: #9ba3f1;
$custom-dark: #000000;

JSON

{
  "hex": "#667ee9",
  "rgb": {
    "r": 102,
    "g": 126,
    "b": 233
  },
  "hsl": {
    "h": 229.008,
    "s": 74.857,
    "l": 65.686
  },
  "oklch": {
    "l": 0.62643,
    "c": 0.16247,
    "h": 271.5
  },
  "luminance": 0.2363
}

Semantic roles & 50–950 ramp

primary

#667EE9

secondary

#EBE3C0

accent

#B20ED7

background

#FAFAFE

surface

#F3F3FD

border

#CDCDD5

text

#0F0F17

muted

#7F7F85

Preview Lab

Preview with #667EE9

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

Preview Lab → · Contrast checker → · Palette generator →