#4B3FCB#4B3FCB

#4B3FCB is a mid, highly saturated blue. Relative luminance 0.094; OKLCH L 47.4% C 0.207 H 278.8°. Best body text is #FFFFFF at 7.31:1 contrast (WCAG AA passes).

Color values

HEX	#4B3FCB
RGB	rgb(75, 63, 203)
HSL	hsl(245, 57%, 52%)
HSV	hsv(245, 69%, 80%)
CMYK	cmyk(63.1%, 69%, 0%, 20.4%)
CIE-LAB	lab(36.67, 45.88, -70.83)
CIE-LCH	lch(36.67, 84.39, 302.93°)
OKLab	oklab(47.36% 0.0317 -0.2043)
OKLCH	oklch(47.36% 0.207 278.8)
XYZ	xyz(15.4552, 9.3614, 57.4808)
Luminance	0.0936 (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

#4B3FCB #BFCB3F

analogous

#3F79CB #4B3FCB #913FCB

triadic

#4B3FCB #CB4B3F #3FCB4B

tetradic

#4B3FCB #CB3F79 #BFCB3F #3FCB91

square

#4B3FCB #CB3F79 #BFCB3F #3FCB91

split-complementary

#4B3FCB #CB913F #79CB3F

monochromatic

#261F71 #362CA1 #4B3FCB #786FD8 #A59FE5

Accessibility & contrast

On white

7.31

#4B3FCB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#4B3FCB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B3FCB

7.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B3FCB	#FFFFFF	#000000	##FFFFFF
##4B3FCB	1.00	7.31	2.87	7.31
#FFFFFF	7.31	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CCF

Deuteranopia (green-blind)

#0051C8

Tritanopia (blue-blind)

#006580

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #4b3fcb;
/* rgb */ color: rgb(75, 63, 203);
/* oklch */ color: oklch(47.4% 0.207 278.8);

Tailwind

colors: {
  custom: {
    50: '#8c75dc',
    500: '#4b3fcb',
    950: '#000000',
  },
}

SCSS

$custom: #4b3fcb;
$custom-light: #8c75dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4b3fcb",
  "rgb": {
    "r": 75,
    "g": 63,
    "b": 203
  },
  "hsl": {
    "h": 245.143,
    "s": 57.377,
    "l": 52.157
  },
  "oklch": {
    "l": 0.47359,
    "c": 0.20675,
    "h": 278.8
  },
  "luminance": 0.09363
}

Semantic roles & 50–950 ramp

primary

#4B3FCB

secondary

#CCD194

accent

#E147D3

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #4B3FCB

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

Preview Lab → · Contrast checker → · Palette generator →