#4A39B7#4A39B7

#4A39B7 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 44.6% C 0.189 H 281.7°. Best body text is #FFFFFF at 8.20:1 contrast (WCAG AA passes).

Color values

HEX	#4A39B7
RGB	rgb(74, 57, 183)
HSL	hsl(248, 53%, 47%)
HSV	hsv(248, 69%, 72%)
CMYK	cmyk(59.6%, 68.9%, 0%, 28.2%)
CIE-LAB	lab(33.56, 42.86, -64.20)
CIE-LCH	lch(33.56, 77.20, 303.73°)
OKLab	oklab(44.56% 0.0381 -0.1849)
OKLCH	oklch(44.56% 0.189 281.7)
XYZ	xyz(12.8317, 7.8001, 45.6200)
Luminance	0.0780 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.43

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A39B7 #A6B739

analogous

#3967B7 #4A39B7 #8939B7

triadic

#4A39B7 #B74A39 #39B74A

tetradic

#4A39B7 #B73967 #A6B739 #39B789

square

#4A39B7 #B73967 #A6B739 #39B789

split-complementary

#4A39B7 #B78939 #67B739

monochromatic

#241C5A #372A88 #4A39B7 #6F60CD #998EDC

Accessibility & contrast

On white

8.20

#4A39B7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#4A39B7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4A39B7

8.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A39B7	#FFFFFF	#000000	##FFFFFF
##4A39B7	1.00	8.20	2.56	8.20
#FFFFFF	8.20	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053BB

Deuteranopia (green-blind)

#004AB5

Tritanopia (blue-blind)

#005A73

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #4a39b7;
/* rgb */ color: rgb(74, 57, 183);
/* oklch */ color: oklch(44.6% 0.189 281.7);

Tailwind

colors: {
  custom: {
    50: '#8871ce',
    500: '#4a39b7',
    950: '#000000',
  },
}

SCSS

$custom: #4a39b7;
$custom-light: #8871ce;
$custom-dark: #000000;

JSON

{
  "hex": "#4a39b7",
  "rgb": {
    "r": 74,
    "g": 57,
    "b": 183
  },
  "hsl": {
    "h": 248.095,
    "s": 52.5,
    "l": 47.059
  },
  "oklch": {
    "l": 0.44564,
    "c": 0.18881,
    "h": 281.7
  },
  "luminance": 0.07801
}

Semantic roles & 50–950 ramp

primary

#4A39B7

secondary

#BEC785

accent

#DC4CC8

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0D0814

muted

#7D7B82

Preview Lab

Preview with #4A39B7

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

Preview Lab → · Contrast checker → · Palette generator →