#4C38BB#4C38BB

#4C38BB is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.9% C 0.195 H 282.2°. Best body text is #FFFFFF at 8.11:1 contrast (WCAG AA passes).

Color values

HEX	#4C38BB
RGB	rgb(76, 56, 187)
HSL	hsl(249, 54%, 48%)
HSV	hsv(249, 70%, 73%)
CMYK	cmyk(59.4%, 70.1%, 0%, 26.7%)
CIE-LAB	lab(33.88, 44.97, -66.04)
CIE-LCH	lch(33.88, 79.89, 304.26°)
OKLab	oklab(44.94% 0.041 -0.1902)
OKLCH	oklch(44.94% 0.195 282.2)
XYZ	xyz(13.3615, 7.9518, 47.8348)
Luminance	0.0795 (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

#4C38BB #A7BB38

analogous

#3866BB #4C38BB #8D38BB

triadic

#4C38BB #BB4C38 #38BB4C

tetradic

#4C38BB #BB3866 #A7BB38 #38BB8D

square

#4C38BB #BB3866 #A7BB38 #38BB8D

split-complementary

#4C38BB #BB8D38 #66BB38

monochromatic

#261C5D #392A8C #4C38BB #7261D0 #9C90DE

Accessibility & contrast

On white

8.11

#4C38BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#4C38BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C38BB

8.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C38BB	#FFFFFF	#000000	##FFFFFF
##4C38BB	1.00	8.11	2.59	8.11
#FFFFFF	8.11	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054BF

Deuteranopia (green-blind)

#004BB9

Tritanopia (blue-blind)

#005B75

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #4c38bb;
/* rgb */ color: rgb(76, 56, 187);
/* oklch */ color: oklch(44.9% 0.195 282.2);

Tailwind

colors: {
  custom: {
    50: '#8a71d1',
    500: '#4c38bb',
    950: '#000000',
  },
}

SCSS

$custom: #4c38bb;
$custom-light: #8a71d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4c38bb",
  "rgb": {
    "r": 76,
    "g": 56,
    "b": 187
  },
  "hsl": {
    "h": 249.16,
    "s": 53.909,
    "l": 47.647
  },
  "oklch": {
    "l": 0.44943,
    "c": 0.1946,
    "h": 282.2
  },
  "luminance": 0.07953
}

Semantic roles & 50–950 ramp

primary

#4C38BB

secondary

#BEC886

accent

#DD4BC7

background

#F9F6FC

surface

#F1ECF9

border

#CBC7D2

text

#0D0814

muted

#7E7B82

Preview Lab

Preview with #4C38BB

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

Preview Lab → · Contrast checker → · Palette generator →