#4A39AA#4A39AA

#4A39AA is a dark, vivid blue. Relative luminance 0.073; OKLCH L 43.4% C 0.172 H 283.4°. Best body text is #FFFFFF at 8.55:1 contrast (WCAG AA passes).

Color values

HEX	#4A39AA
RGB	rgb(74, 57, 170)
HSL	hsl(249, 50%, 45%)
HSV	hsv(249, 66%, 67%)
CMYK	cmyk(56.5%, 66.5%, 0%, 33.3%)
CIE-LAB	lab(32.44, 38.78, -58.29)
CIE-LCH	lch(32.44, 70.01, 303.63°)
OKLab	oklab(43.41% 0.04 -0.1676)
OKLCH	oklch(43.41% 0.172 283.4)
XYZ	xyz(11.5406, 7.2837, 38.8202)
Luminance	0.0728 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.88

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A39AA #99AA39

analogous

#3960AA #4A39AA #8339AA

triadic

#4A39AA #AA4A39 #39AA4A

tetradic

#4A39AA #AA3960 #99AA39 #39AA83

square

#4A39AA #AA3960 #99AA39 #39AA83

split-complementary

#4A39AA #AA8339 #60AA39

monochromatic

#221A4E #362A7C #4A39AA #6A59C7 #9387D7

Accessibility & contrast

On white

8.55

#4A39AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#4A39AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4A39AA

8.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A39AA	#FFFFFF	#000000	##FFFFFF
##4A39AA	1.00	8.55	2.46	8.55
#FFFFFF	8.55	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050AE

Deuteranopia (green-blind)

#0049A8

Tritanopia (blue-blind)

#1B566C

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #4a39aa;
/* rgb */ color: rgb(74, 57, 170);
/* oklch */ color: oklch(43.4% 0.172 283.4);

Tailwind

colors: {
  custom: {
    50: '#8671c4',
    500: '#4a39aa',
    950: '#000000',
  },
}

SCSS

$custom: #4a39aa;
$custom-light: #8671c4;
$custom-dark: #000000;

JSON

{
  "hex": "#4a39aa",
  "rgb": {
    "r": 74,
    "g": 57,
    "b": 170
  },
  "hsl": {
    "h": 249.027,
    "s": 49.78,
    "l": 44.51
  },
  "oklch": {
    "l": 0.43412,
    "c": 0.17229,
    "h": 283.4
  },
  "luminance": 0.07284
}

Semantic roles & 50–950 ramp

primary

#4A39AA

secondary

#B7C17E

accent

#D94EC4

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4A39AA

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

Preview Lab → · Contrast checker → · Palette generator →