#4C38B8#4C38B8

#4C38B8 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 44.7% C 0.191 H 282.6°. Best body text is #FFFFFF at 8.19:1 contrast (WCAG AA passes).

Color values

HEX	#4C38B8
RGB	rgb(76, 56, 184)
HSL	hsl(249, 53%, 47%)
HSV	hsv(249, 70%, 72%)
CMYK	cmyk(58.7%, 69.6%, 0%, 27.8%)
CIE-LAB	lab(33.62, 44.05, -64.70)
CIE-LCH	lch(33.62, 78.27, 304.24°)
OKLab	oklab(44.67% 0.0415 -0.1863)
OKLCH	oklch(44.67% 0.191 282.6)
XYZ	xyz(13.0437, 7.8247, 46.1611)
Luminance	0.0783 (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

#4C38B8 #A4B838

analogous

#3864B8 #4C38B8 #8C38B8

triadic

#4C38B8 #B84C38 #38B84C

tetradic

#4C38B8 #B83864 #A4B838 #38B88C

square

#4C38B8 #B83864 #A4B838 #38B88C

split-complementary

#4C38B8 #B88C38 #64B838

monochromatic

#251B5A #392A89 #4C38B8 #705FCE #9A8EDD

Accessibility & contrast

On white

8.19

#4C38B8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#4C38B8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C38B8

8.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C38B8	#FFFFFF	#000000	##FFFFFF
##4C38B8	1.00	8.19	2.57	8.19
#FFFFFF	8.19	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053BC

Deuteranopia (green-blind)

#004BB6

Tritanopia (blue-blind)

#075A74

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #4c38b8;
/* rgb */ color: rgb(76, 56, 184);
/* oklch */ color: oklch(44.7% 0.191 282.6);

Tailwind

colors: {
  custom: {
    50: '#8a70ce',
    500: '#4c38b8',
    950: '#000000',
  },
}

SCSS

$custom: #4c38b8;
$custom-light: #8a70ce;
$custom-dark: #000000;

JSON

{
  "hex": "#4c38b8",
  "rgb": {
    "r": 76,
    "g": 56,
    "b": 184
  },
  "hsl": {
    "h": 249.375,
    "s": 53.333,
    "l": 47.059
  },
  "oklch": {
    "l": 0.4467,
    "c": 0.19089,
    "h": 282.6
  },
  "luminance": 0.07826
}

Semantic roles & 50–950 ramp

primary

#4C38B8

secondary

#BDC785

accent

#DD4BC6

background

#F9F6FC

surface

#F1ECF9

border

#CBC7D2

text

#0D0814

muted

#7E7B82

Preview Lab

Preview with #4C38B8

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

Preview Lab → · Contrast checker → · Palette generator →