#4638AF#4638AF

#4638AF is a dark, vivid blue. Relative luminance 0.072; OKLCH L 43.4% C 0.181 H 281.1°. Best body text is #FFFFFF at 8.59:1 contrast (WCAG AA passes).

Color values

HEX	#4638AF
RGB	rgb(70, 56, 175)
HSL	hsl(247, 52%, 45%)
HSV	hsv(247, 68%, 69%)
CMYK	cmyk(60%, 68%, 0%, 31.4%)
CIE-LAB	lab(32.31, 40.30, -61.51)
CIE-LCH	lch(32.31, 73.54, 303.23°)
OKLab	oklab(43.36% 0.0347 -0.1771)
OKLCH	oklch(43.36% 0.181 281.1)
XYZ	xyz(11.6754, 7.2248, 41.3284)
Luminance	0.0723 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.94

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4638AF #A1AF38

analogous

#3865AF #4638AF #8138AF

triadic

#4638AF #AF4638 #38AF46

tetradic

#4638AF #AF3865 #A1AF38 #38AF81

square

#4638AF #AF3865 #A1AF38 #38AF81

split-complementary

#4638AF #AF8138 #65AF38

monochromatic

#211A52 #332981 #4638AF #675ACA #9288D9

Accessibility & contrast

On white

8.59

#4638AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#4638AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4638AF

8.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4638AF	#FFFFFF	#000000	##FFFFFF
##4638AF	1.00	8.59	2.45	8.59
#FFFFFF	8.59	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050B3

Deuteranopia (green-blind)

#0048AD

Tritanopia (blue-blind)

#00576F

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #4638af;
/* rgb */ color: rgb(70, 56, 175);
/* oklch */ color: oklch(43.4% 0.181 281.1);

Tailwind

colors: {
  custom: {
    50: '#8570c8',
    500: '#4638af',
    950: '#000000',
  },
}

SCSS

$custom: #4638af;
$custom-light: #8570c8;
$custom-dark: #000000;

JSON

{
  "hex": "#4638af",
  "rgb": {
    "r": 70,
    "g": 56,
    "b": 175
  },
  "hsl": {
    "h": 247.059,
    "s": 51.515,
    "l": 45.294
  },
  "oklch": {
    "l": 0.43365,
    "c": 0.18052,
    "h": 281.1
  },
  "luminance": 0.07226
}

Semantic roles & 50–950 ramp

primary

#4638AF

secondary

#BBC380

accent

#DB4DCA

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4638AF

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

Preview Lab → · Contrast checker → · Palette generator →