#4B52CC#4B52CC

#4B52CC is a mid, vivid blue. Relative luminance 0.119; OKLCH L 50.6% C 0.186 H 275.1°. Best body text is #FFFFFF at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#4B52CC
RGB	rgb(75, 82, 204)
HSL	hsl(237, 56%, 55%)
HSV	hsv(237, 63%, 80%)
CMYK	cmyk(63.2%, 59.8%, 0%, 20%)
CIE-LAB	lab(41.04, 34.83, -64.27)
CIE-LCH	lch(41.04, 73.10, 298.45°)
OKLab	oklab(50.57% 0.0164 -0.185)
OKLCH	oklch(50.57% 0.186 275.1)
XYZ	xyz(16.8144, 11.8887, 58.5237)
Luminance	0.1189 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B52CC #CCC54B

analogous

#4B93CC #4B52CC #844BCC

triadic

#4B52CC #CC4B52 #52CC4B

tetradic

#4B52CC #CC4B93 #CCC54B #4BCC84

square

#4B52CC #CC4B93 #CCC54B #4BCC84

split-complementary

#4B52CC #CC844B #93CC4B

monochromatic

#23277A #3037AA #4B52CC #7B80DA #AAAEE7

Accessibility & contrast

On white

6.22

#4B52CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#4B52CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B52CC

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B52CC	#FFFFFF	#000000	##FFFFFF
##4B52CC	1.00	6.22	3.38	6.22
#FFFFFF	6.22	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067D0

Deuteranopia (green-blind)

#005BCA

Tritanopia (blue-blind)

#007087

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #4b52cc;
/* rgb */ color: rgb(75, 82, 204);
/* oklch */ color: oklch(50.6% 0.186 275.1);

Tailwind

colors: {
  custom: {
    50: '#8b82dc',
    500: '#4b52cc',
    950: '#000000',
  },
}

SCSS

$custom: #4b52cc;
$custom-light: #8b82dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4b52cc",
  "rgb": {
    "r": 75,
    "g": 82,
    "b": 204
  },
  "hsl": {
    "h": 236.744,
    "s": 55.844,
    "l": 54.706
  },
  "oklch": {
    "l": 0.50567,
    "c": 0.18573,
    "h": 275.1
  },
  "luminance": 0.1189
}

Semantic roles & 50–950 ramp

primary

#4B52CC

secondary

#D5D29E

accent

#D749DF

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4B52CC

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

Preview Lab → · Contrast checker → · Palette generator →