#4637AE#4637AE

#4637AE is a dark, vivid blue. Relative luminance 0.071; OKLCH L 43.1% C 0.180 H 281.4°. Best body text is #FFFFFF at 8.68:1 contrast (WCAG AA passes).

Color values

HEX	#4637AE
RGB	rgb(70, 55, 174)
HSL	hsl(248, 52%, 45%)
HSV	hsv(248, 68%, 68%)
CMYK	cmyk(59.8%, 68.4%, 0%, 31.8%)
CIE-LAB	lab(32.01, 40.57, -61.41)
CIE-LCH	lch(32.01, 73.60, 303.45°)
OKLab	oklab(43.12% 0.0357 -0.1768)
OKLCH	oklch(43.12% 0.18 281.4)
XYZ	xyz(11.5296, 7.0897, 40.7971)
Luminance	0.0709 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 3.20

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4637AE #9FAE37

analogous

#3764AE #4637AE #8237AE

triadic

#4637AE #AE4637 #37AE46

tetradic

#4637AE #AE3764 #9FAE37 #37AE82

square

#4637AE #AE3764 #9FAE37 #37AE82

split-complementary

#4637AE #AE8237 #64AE37

monochromatic

#211A51 #33287F #4637AE #6658CA #9186D9

Accessibility & contrast

On white

8.68

#4637AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#4637AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4637AE

8.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4637AE	#FFFFFF	#000000	##FFFFFF
##4637AE	1.00	8.68	2.42	8.68
#FFFFFF	8.68	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FB2

Deuteranopia (green-blind)

#0047AC

Tritanopia (blue-blind)

#00566E

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #4637ae;
/* rgb */ color: rgb(70, 55, 174);
/* oklch */ color: oklch(43.1% 0.180 281.4);

Tailwind

colors: {
  custom: {
    50: '#856fc7',
    500: '#4637ae',
    950: '#000000',
  },
}

SCSS

$custom: #4637ae;
$custom-light: #856fc7;
$custom-dark: #000000;

JSON

{
  "hex": "#4637ae",
  "rgb": {
    "r": 70,
    "g": 55,
    "b": 174
  },
  "hsl": {
    "h": 247.563,
    "s": 51.965,
    "l": 44.902
  },
  "oklch": {
    "l": 0.4312,
    "c": 0.18042,
    "h": 281.4
  },
  "luminance": 0.0709
}

Semantic roles & 50–950 ramp

primary

#4637AE

secondary

#BAC37E

accent

#DB4CC9

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4637AE

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

Preview Lab → · Contrast checker → · Palette generator →