#4D5BCA#4D5BCA

#4D5BCA is a mid, vivid blue. Relative luminance 0.133; OKLCH L 52.2% C 0.171 H 273.5°. Best body text is #FFFFFF at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#4D5BCA
RGB	rgb(77, 91, 202)
HSL	hsl(233, 54%, 55%)
HSV	hsv(233, 62%, 79%)
CMYK	cmyk(61.9%, 55%, 0%, 20.8%)
CIE-LAB	lab(43.25, 28.86, -59.53)
CIE-LCH	lch(43.25, 66.15, 295.86°)
OKLab	oklab(52.2% 0.0105 -0.1709)
OKLCH	oklch(52.2% 0.171 273.5)
XYZ	xyz(17.4588, 13.3228, 57.5172)
Luminance	0.1332 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D5BCA #CABC4D

analogous

#4D9ACA #4D5BCA #7E4DCA

triadic

#4D5BCA #CA4D5B #5BCA4D

tetradic

#4D5BCA #CA4D9A #CABC4D #4DCA7E

square

#4D5BCA #CA4D9A #CABC4D #4DCA7E

split-complementary

#4D5BCA #CA7E4D #9ACA4D

monochromatic

#242D79 #323FA8 #4D5BCA #7C86D8 #ABB2E6

Accessibility & contrast

On white

5.73

#4D5BCA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#4D5BCA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D5BCA

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D5BCA	#FFFFFF	#000000	##FFFFFF
##4D5BCA	1.00	5.73	3.66	5.73
#FFFFFF	5.73	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#016CCE

Deuteranopia (green-blind)

#0061C8

Tritanopia (blue-blind)

#00758A

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #4d5bca;
/* rgb */ color: rgb(77, 91, 202);
/* oklch */ color: oklch(52.2% 0.171 273.5);

Tailwind

colors: {
  custom: {
    50: '#8b89db',
    500: '#4d5bca',
    950: '#000000',
  },
}

SCSS

$custom: #4d5bca;
$custom-light: #8b89db;
$custom-dark: #000000;

JSON

{
  "hex": "#4d5bca",
  "rgb": {
    "r": 77,
    "g": 91,
    "b": 202
  },
  "hsl": {
    "h": 233.28,
    "s": 54.113,
    "l": 54.706
  },
  "oklch": {
    "l": 0.52196,
    "c": 0.17123,
    "h": 273.5
  },
  "luminance": 0.13324
}

Semantic roles & 50–950 ramp

primary

#4D5BCA

secondary

#D4CE9F

accent

#CD4ADD

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4D5BCA

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

Preview Lab → · Contrast checker → · Palette generator →