#667ECB#667ECB

#667ECB is a mid, vivid blue. Relative luminance 0.221; OKLCH L 60.9% C 0.121 H 269.5°. Best body text is #000000 at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#667ECB
RGB	rgb(102, 126, 203)
HSL	hsl(226, 49%, 60%)
HSV	hsv(226, 50%, 80%)
CMYK	cmyk(49.8%, 37.9%, 0%, 20.4%)
CIE-LAB	lab(54.09, 12.68, -42.67)
CIE-LCH	lch(54.09, 44.51, 286.55°)
OKLab	oklab(60.87% -0.0011 -0.1205)
OKLCH	oklch(60.87% 0.121 269.5)
XYZ	xyz(23.7164, 22.0568, 59.4960)
Luminance	0.2206 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#667ECB #CBB366

analogous

#66B0CB #667ECB #8166CB

triadic

#667ECB #CB667E #7ECB66

tetradic

#667ECB #CB66B0 #CBB366 #66CB81

square

#667ECB #CB66B0 #CBB366 #66CB81

split-complementary

#667ECB #CB8166 #B0CB66

monochromatic

#2E4488 #3E5AB6 #667ECB #94A5DB #C1CBEA

Accessibility & contrast

On white

3.88

#667ECB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.41

#667ECB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #667ECB

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##667ECB	#FFFFFF	#000000	##000000
##667ECB	1.00	3.88	5.41	5.41
#FFFFFF	3.88	1.00	21.00	21.00
#000000	5.41	21.00	1.00	1.00
##000000	5.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6086CE

Deuteranopia (green-blind)

#567DC9

Tritanopia (blue-blind)

#3B8E9B

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #667ecb;
/* rgb */ color: rgb(102, 126, 203);
/* oklch */ color: oklch(60.9% 0.121 269.5);

Tailwind

colors: {
  custom: {
    50: '#97a3db',
    500: '#667ecb',
    950: '#000000',
  },
}

SCSS

$custom: #667ecb;
$custom-light: #97a3db;
$custom-dark: #000000;

JSON

{
  "hex": "#667ecb",
  "rgb": {
    "r": 102,
    "g": 126,
    "b": 203
  },
  "hsl": {
    "h": 225.743,
    "s": 49.268,
    "l": 59.804
  },
  "oklch": {
    "l": 0.60869,
    "c": 0.12053,
    "h": 269.5
  },
  "luminance": 0.22058
}

Semantic roles & 50–950 ramp

primary

#667ECB

secondary

#DAD1B3

accent

#B84FD9

background

#F9FAFD

surface

#F2F3FB

border

#CCCDD4

text

#0E0F15

muted

#7E7F83

Preview Lab

Preview with #667ECB

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

Preview Lab → · Contrast checker → · Palette generator →