#4637DF#4637DF

#4637DF is a mid, highly saturated blue. Relative luminance 0.094; OKLCH L 47.8% C 0.240 H 276.3°. Best body text is #FFFFFF at 7.31:1 contrast (WCAG AA passes).

Color values

HEX	#4637DF
RGB	rgb(70, 55, 223)
HSL	hsl(245, 72%, 55%)
HSV	hsv(245, 75%, 87%)
CMYK	cmyk(68.6%, 75.3%, 0%, 12.5%)
CIE-LAB	lab(36.67, 55.83, -82.38)
CIE-LCH	lch(36.67, 99.51, 304.13°)
OKLab	oklab(47.84% 0.0263 -0.2381)
OKLCH	oklch(47.84% 0.24 276.3)
XYZ	xyz(17.2069, 9.3606, 70.6977)
Luminance	0.0936 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4637DF #D0DF37

analogous

#377CDF #4637DF #9A37DF

triadic

#4637DF #DF4637 #37DF46

tetradic

#4637DF #DF377C #D0DF37 #37DF9A

square

#4637DF #DF377C #D0DF37 #37DF9A

split-complementary

#4637DF #DF9A37 #7CDF37

monochromatic

#201586 #2C1EBB #4637DF #776CE7 #A8A1F0

Accessibility & contrast

On white

7.31

#4637DF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#4637DF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4637DF

7.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4637DF	#FFFFFF	#000000	##FFFFFF
##4637DF	1.00	7.31	2.87	7.31
#FFFFFF	7.31	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DE4

Deuteranopia (green-blind)

#004FDC

Tritanopia (blue-blind)

#006889

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #4637df;
/* rgb */ color: rgb(70, 55, 223);
/* oklch */ color: oklch(47.8% 0.240 276.3);

Tailwind

colors: {
  custom: {
    50: '#8e71ea',
    500: '#4637df',
    950: '#000000',
  },
}

SCSS

$custom: #4637df;
$custom-light: #8e71ea;
$custom-dark: #000000;

JSON

{
  "hex": "#4637df",
  "rgb": {
    "r": 70,
    "g": 55,
    "b": 223
  },
  "hsl": {
    "h": 245.357,
    "s": 72.414,
    "l": 54.51
  },
  "oklch": {
    "l": 0.47838,
    "c": 0.23955,
    "h": 276.3
  },
  "luminance": 0.09362
}

Semantic roles & 50–950 ramp

primary

#4637DF

secondary

#D6DC95

accent

#EF39DF

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #4637DF

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

Preview Lab → · Contrast checker → · Palette generator →