#4538AB#4538AB

#4538AB is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.9% C 0.176 H 281.1°. Best body text is #FFFFFF at 8.73:1 contrast (WCAG AA passes).

Color values

HEX	#4538AB
RGB	rgb(69, 56, 171)
HSL	hsl(247, 51%, 45%)
HSV	hsv(247, 67%, 67%)
CMYK	cmyk(59.6%, 67.3%, 0%, 32.9%)
CIE-LAB	lab(31.88, 38.86, -59.83)
CIE-LCH	lch(31.88, 71.34, 303.01°)
OKLab	oklab(42.93% 0.0339 -0.1722)
OKLCH	oklch(42.93% 0.176 281.1)
XYZ	xyz(11.2168, 7.0331, 39.2866)
Luminance	0.0703 (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

#4538AB #9EAB38

analogous

#3864AB #4538AB #7F38AB

triadic

#4538AB #AB4538 #38AB45

tetradic

#4538AB #AB3864 #9EAB38 #38AB7F

square

#4538AB #AB3864 #9EAB38 #38AB7F

split-complementary

#4538AB #AB7F38 #64AB38

monochromatic

#201A4F #32297D #4538AB #6558C8 #8F86D7

Accessibility & contrast

On white

8.73

#4538AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#4538AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4538AB

8.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4538AB	#FFFFFF	#000000	##FFFFFF
##4538AB	1.00	8.73	2.41	8.73
#FFFFFF	8.73	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FAF

Deuteranopia (green-blind)

#0047A9

Tritanopia (blue-blind)

#00566C

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #4538ab;
/* rgb */ color: rgb(69, 56, 171);
/* oklch */ color: oklch(42.9% 0.176 281.1);

Tailwind

colors: {
  custom: {
    50: '#8470c5',
    500: '#4538ab',
    950: '#000000',
  },
}

SCSS

$custom: #4538ab;
$custom-light: #8470c5;
$custom-dark: #000000;

JSON

{
  "hex": "#4538ab",
  "rgb": {
    "r": 69,
    "g": 56,
    "b": 171
  },
  "hsl": {
    "h": 246.783,
    "s": 50.661,
    "l": 44.51
  },
  "oklch": {
    "l": 0.42926,
    "c": 0.17556,
    "h": 281.1
  },
  "luminance": 0.07034
}

Semantic roles & 50–950 ramp

primary

#4538AB

secondary

#BAC17D

accent

#DA4ECA

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4538AB

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

Preview Lab → · Contrast checker → · Palette generator →