#4C4FCB#4C4FCB

#4C4FCB is a mid, vivid blue. Relative luminance 0.114; OKLCH L 50.0% C 0.188 H 276.2°. Best body text is #FFFFFF at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#4C4FCB
RGB	rgb(76, 79, 203)
HSL	hsl(239, 55%, 55%)
HSV	hsv(239, 63%, 80%)
CMYK	cmyk(62.6%, 61.1%, 0%, 20.4%)
CIE-LAB	lab(40.31, 36.50, -64.88)
CIE-LCH	lch(40.31, 74.44, 299.37°)
OKLab	oklab(50.02% 0.0202 -0.1868)
OKLCH	oklch(50.02% 0.188 276.2)
XYZ	xyz(16.5525, 11.4389, 57.8240)
Luminance	0.1144 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C4FCB #CBC84C

analogous

#4C8ECB #4C4FCB #894CCB

triadic

#4C4FCB #CB4C4F #4FCB4C

tetradic

#4C4FCB #CB4C8E #CBC84C #4CCB89

square

#4C4FCB #CB4C8E #CBC84C #4CCB89

split-complementary

#4C4FCB #CB894C #8ECB4C

monochromatic

#232579 #3134A9 #4C4FCB #7B7ED9 #ABACE7

Accessibility & contrast

On white

6.39

#4C4FCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#4C4FCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C4FCB

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C4FCB	#FFFFFF	#000000	##FFFFFF
##4C4FCB	1.00	6.39	3.29	6.39
#FFFFFF	6.39	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065CF

Deuteranopia (green-blind)

#005AC9

Tritanopia (blue-blind)

#006E85

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4c4fcb;
/* rgb */ color: rgb(76, 79, 203);
/* oklch */ color: oklch(50.0% 0.188 276.2);

Tailwind

colors: {
  custom: {
    50: '#8b80dc',
    500: '#4c4fcb',
    950: '#000000',
  },
}

SCSS

$custom: #4c4fcb;
$custom-light: #8b80dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4c4fcb",
  "rgb": {
    "r": 76,
    "g": 79,
    "b": 203
  },
  "hsl": {
    "h": 238.583,
    "s": 54.978,
    "l": 54.706
  },
  "oklch": {
    "l": 0.50023,
    "c": 0.18786,
    "h": 276.2
  },
  "luminance": 0.1144
}

Semantic roles & 50–950 ramp

primary

#4C4FCB

secondary

#D4D39F

accent

#DB49DE

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4C4FCB

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

Preview Lab → · Contrast checker → · Palette generator →