#4666D5#4666D5

#4666D5 is a mid, vivid blue. Relative luminance 0.156; OKLCH L 54.7% C 0.174 H 268.1°. Best body text is #FFFFFF at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#4666D5
RGB	rgb(70, 102, 213)
HSL	hsl(227, 63%, 55%)
HSV	hsv(227, 67%, 84%)
CMYK	cmyk(67.1%, 52.1%, 0%, 16.5%)
CIE-LAB	lab(46.45, 24.60, -60.66)
CIE-LCH	lch(46.45, 65.46, 292.07°)
OKLab	oklab(54.75% -0.0059 -0.1743)
OKLCH	oklch(54.75% 0.174 268.1)
XYZ	xyz(19.2833, 15.6071, 64.9341)
Luminance	0.1561 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4666D5 #D5B546

analogous

#46AED5 #4666D5 #6D46D5

triadic

#4666D5 #D54666 #66D546

tetradic

#4666D5 #D546AE #D5B546 #46D56D

square

#4666D5 #D546AE #D5B546 #46D56D

split-complementary

#4666D5 #D56D46 #AED546

monochromatic

#1E3483 #2948B5 #4666D5 #788FE0 #AAB8EC

Accessibility & contrast

On white

5.09

#4666D5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#4666D5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4666D5

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4666D5	#FFFFFF	#000000	##FFFFFF
##4666D5	1.00	5.09	4.12	5.09
#FFFFFF	5.09	1.00	21.00	1.00
#000000	4.12	21.00	1.00	21.00
##FFFFFF	5.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E75D9

Deuteranopia (green-blind)

#0068D3

Tritanopia (blue-blind)

#008094

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #4666d5;
/* rgb */ color: rgb(70, 102, 213);
/* oklch */ color: oklch(54.7% 0.174 268.1);

Tailwind

colors: {
  custom: {
    50: '#8991e3',
    500: '#4666d5',
    950: '#000000',
  },
}

SCSS

$custom: #4666d5;
$custom-light: #8991e3;
$custom-dark: #000000;

JSON

{
  "hex": "#4666d5",
  "rgb": {
    "r": 70,
    "g": 102,
    "b": 213
  },
  "hsl": {
    "h": 226.573,
    "s": 62.996,
    "l": 55.49
  },
  "oklch": {
    "l": 0.54747,
    "c": 0.17438,
    "h": 268.1
  },
  "luminance": 0.15609
}

Semantic roles & 50–950 ramp

primary

#4666D5

secondary

#D9CC9E

accent

#C142E6

background

#F9F8FE

surface

#F1F0FC

border

#CBCBD5

text

#0D0C15

muted

#7E7D84

Preview Lab

Preview with #4666D5

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

Preview Lab → · Contrast checker → · Palette generator →