#4B4FCB#4B4FCB

#4B4FCB is a mid, vivid blue. Relative luminance 0.114; OKLCH L 50.0% C 0.188 H 275.8°. Best body text is #FFFFFF at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#4B4FCB
RGB	rgb(75, 79, 203)
HSL	hsl(238, 55%, 55%)
HSV	hsv(238, 63%, 80%)
CMYK	cmyk(63.1%, 61.1%, 0%, 20.4%)
CIE-LAB	lab(40.24, 36.35, -64.99)
CIE-LCH	lch(40.24, 74.46, 299.22°)
OKLab	oklab(49.96% 0.019 -0.1871)
OKLCH	oklch(49.96% 0.188 275.8)
XYZ	xyz(16.4736, 11.3983, 57.8203)
Luminance	0.1140 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.55

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B4FCB #CBC74B

analogous

#4B8FCB #4B4FCB #874BCB

triadic

#4B4FCB #CB4B4F #4FCB4B

tetradic

#4B4FCB #CB4B8F #CBC74B #4BCB87

square

#4B4FCB #CB4B8F #CBC74B #4BCB87

split-complementary

#4B4FCB #CB874B #8FCB4B

monochromatic

#232679 #3134A8 #4B4FCB #7A7DD9 #AAACE6

Accessibility & contrast

On white

6.40

#4B4FCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#4B4FCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B4FCB

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B4FCB	#FFFFFF	#000000	##FFFFFF
##4B4FCB	1.00	6.40	3.28	6.40
#FFFFFF	6.40	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065CF

Deuteranopia (green-blind)

#0059C9

Tritanopia (blue-blind)

#006E85

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4b4fcb;
/* rgb */ color: rgb(75, 79, 203);
/* oklch */ color: oklch(50.0% 0.188 275.8);

Tailwind

colors: {
  custom: {
    50: '#8b80dc',
    500: '#4b4fcb',
    950: '#000000',
  },
}

SCSS

$custom: #4b4fcb;
$custom-light: #8b80dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4b4fcb",
  "rgb": {
    "r": 75,
    "g": 79,
    "b": 203
  },
  "hsl": {
    "h": 238.125,
    "s": 55.172,
    "l": 54.51
  },
  "oklch": {
    "l": 0.49957,
    "c": 0.18809,
    "h": 275.8
  },
  "luminance": 0.114
}

Semantic roles & 50–950 ramp

primary

#4B4FCB

secondary

#D4D29E

accent

#DA49DF

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4B4FCB

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

Preview Lab → · Contrast checker → · Palette generator →