#4637CE#4637CE

#4637CE is a mid, highly saturated blue. Relative luminance 0.085; OKLCH L 46.1% C 0.220 H 277.8°. Best body text is #FFFFFF at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#4637CE
RGB	rgb(70, 55, 206)
HSL	hsl(246, 61%, 51%)
HSV	hsv(246, 73%, 81%)
CMYK	cmyk(66%, 73.3%, 0%, 19.2%)
CIE-LAB	lab(34.98, 50.63, -75.36)
CIE-LCH	lch(34.98, 90.79, 303.89°)
OKLab	oklab(46.14% 0.03 -0.2177)
OKLCH	oklch(46.14% 0.22 277.8)
XYZ	xyz(15.0290, 8.4894, 59.2272)
Luminance	0.0849 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 1.90

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4637CE #BFCE37

analogous

#3773CE #4637CE #9137CE

triadic

#4637CE #CE4637 #37CE46

tetradic

#4637CE #CE3773 #BFCE37 #37CE91

square

#4637CE #CE3773 #BFCE37 #37CE91

split-complementary

#4637CE #CE9137 #73CE37

monochromatic

#241B6F #3327A0 #4637CE #7368DA #A199E6

Accessibility & contrast

On white

7.78

#4637CE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#4637CE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4637CE

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4637CE	#FFFFFF	#000000	##FFFFFF
##4637CE	1.00	7.78	2.70	7.78
#FFFFFF	7.78	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058D2

Deuteranopia (green-blind)

#004CCB

Tritanopia (blue-blind)

#006280

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #4637ce;
/* rgb */ color: rgb(70, 55, 206);
/* oklch */ color: oklch(46.1% 0.220 277.8);

Tailwind

colors: {
  custom: {
    50: '#8b70de',
    500: '#4637ce',
    950: '#000000',
  },
}

SCSS

$custom: #4637ce;
$custom-light: #8b70de;
$custom-dark: #000000;

JSON

{
  "hex": "#4637ce",
  "rgb": {
    "r": 70,
    "g": 55,
    "b": 206
  },
  "hsl": {
    "h": 245.96,
    "s": 60.643,
    "l": 51.176
  },
  "oklch": {
    "l": 0.46144,
    "c": 0.21971,
    "h": 277.8
  },
  "luminance": 0.08491
}

Semantic roles & 50–950 ramp

primary

#4637CE

secondary

#CBD28F

accent

#E444D4

background

#F9F6FD

surface

#F2ECFB

border

#CCC7D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #4637CE

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

Preview Lab → · Contrast checker → · Palette generator →