#667BCA#667BCA

#667BCA is a mid, vivid blue. Relative luminance 0.213; OKLCH L 60.2% C 0.123 H 271.1°. Best body text is #000000 at 5.25:1 contrast (WCAG AA passes).

Color values

HEX	#667BCA
RGB	rgb(102, 123, 202)
HSL	hsl(227, 49%, 60%)
HSV	hsv(227, 50%, 79%)
CMYK	cmyk(49.5%, 39.1%, 0%, 20.8%)
CIE-LAB	lab(53.23, 14.18, -43.46)
CIE-LCH	lch(53.23, 45.72, 288.07°)
OKLab	oklab(60.19% 0.0023 -0.1229)
OKLCH	oklch(60.19% 0.123 271.1)
XYZ	xyz(23.2197, 21.2535, 58.7445)
Luminance	0.2125 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#667BCA #CAB566

analogous

#66ADCA #667BCA #8366CA

triadic

#667BCA #CA667B #7BCA66

tetradic

#667BCA #CA66AD #CAB566 #66CA83

square

#667BCA #CA66AD #CAB566 #66CA83

split-complementary

#667BCA #CA8366 #ADCA66

monochromatic

#2F4187 #3E57B4 #667BCA #93A2DA #C1C9E9

Accessibility & contrast

On white

4.00

#667BCA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.25

#667BCA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #667BCA

5.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##667BCA	#FFFFFF	#000000	##000000
##667BCA	1.00	4.00	5.25	5.25
#FFFFFF	4.00	1.00	21.00	21.00
#000000	5.25	21.00	1.00	1.00
##000000	5.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C84CD

Deuteranopia (green-blind)

#527BC8

Tritanopia (blue-blind)

#3D8C99

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #667bca;
/* rgb */ color: rgb(102, 123, 202);
/* oklch */ color: oklch(60.2% 0.123 271.1);

Tailwind

colors: {
  custom: {
    50: '#97a0da',
    500: '#667bca',
    950: '#000000',
  },
}

SCSS

$custom: #667bca;
$custom-light: #97a0da;
$custom-dark: #000000;

JSON

{
  "hex": "#667bca",
  "rgb": {
    "r": 102,
    "g": 123,
    "b": 202
  },
  "hsl": {
    "h": 227.4,
    "s": 48.544,
    "l": 59.608
  },
  "oklch": {
    "l": 0.60189,
    "c": 0.12289,
    "h": 271.1
  },
  "luminance": 0.21255
}

Semantic roles & 50–950 ramp

primary

#667BCA

secondary

#D9D1B2

accent

#BB50D8

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0E15

muted

#7E7E83

Preview Lab

Preview with #667BCA

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

Preview Lab → · Contrast checker → · Palette generator →