#4A38BB#4A38BB

#4A38BB is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.8% C 0.195 H 281.3°. Best body text is #FFFFFF at 8.16:1 contrast (WCAG AA passes).

Color values

HEX	#4A38BB
RGB	rgb(74, 56, 187)
HSL	hsl(248, 54%, 48%)
HSV	hsv(248, 70%, 73%)
CMYK	cmyk(60.4%, 70.1%, 0%, 26.7%)
CIE-LAB	lab(33.71, 44.68, -66.32)
CIE-LCH	lch(33.71, 79.97, 303.97°)
OKLab	oklab(44.78% 0.0383 -0.1911)
OKLCH	oklch(44.78% 0.195 281.3)
XYZ	xyz(13.2050, 7.8711, 47.8275)
Luminance	0.0787 (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

#4A38BB #A9BB38

analogous

#3868BB #4A38BB #8B38BB

triadic

#4A38BB #BB4A38 #38BB4A

tetradic

#4A38BB #BB3868 #A9BB38 #38BB8B

square

#4A38BB #BB3868 #A9BB38 #38BB8B

split-complementary

#4A38BB #BB8B38 #68BB38

monochromatic

#251C5D #372A8C #4A38BB #7061D0 #9A90DE

Accessibility & contrast

On white

8.16

#4A38BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#4A38BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4A38BB

8.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A38BB	#FFFFFF	#000000	##FFFFFF
##4A38BB	1.00	8.16	2.57	8.16
#FFFFFF	8.16	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054BF

Deuteranopia (green-blind)

#004AB9

Tritanopia (blue-blind)

#005B75

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #4a38bb;
/* rgb */ color: rgb(74, 56, 187);
/* oklch */ color: oklch(44.8% 0.195 281.3);

Tailwind

colors: {
  custom: {
    50: '#8970d1',
    500: '#4a38bb',
    950: '#000000',
  },
}

SCSS

$custom: #4a38bb;
$custom-light: #8970d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4a38bb",
  "rgb": {
    "r": 74,
    "g": 56,
    "b": 187
  },
  "hsl": {
    "h": 248.244,
    "s": 53.909,
    "l": 47.647
  },
  "oklch": {
    "l": 0.4478,
    "c": 0.19491,
    "h": 281.3
  },
  "luminance": 0.07872
}

Semantic roles & 50–950 ramp

primary

#4A38BB

secondary

#BFC886

accent

#DD4BC9

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0814

muted

#7E7B83

Preview Lab

Preview with #4A38BB

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

Preview Lab → · Contrast checker → · Palette generator →