#4D5BCC#4D5BCC

#4D5BCC is a mid, vivid blue. Relative luminance 0.134; OKLCH L 52.3% C 0.174 H 273.5°. Best body text is #FFFFFF at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#4D5BCC
RGB	rgb(77, 91, 204)
HSL	hsl(233, 55%, 55%)
HSV	hsv(233, 62%, 80%)
CMYK	cmyk(62.3%, 55.4%, 0%, 20%)
CIE-LAB	lab(43.39, 29.54, -60.45)
CIE-LCH	lch(43.39, 67.28, 296.04°)
OKLab	oklab(52.35% 0.0105 -0.1736)
OKLCH	oklch(52.35% 0.174 273.5)
XYZ	xyz(17.6971, 13.4181, 58.7724)
Luminance	0.1342 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D5BCC #CCBE4D

analogous

#4D9ACC #4D5BCC #7F4DCC

triadic

#4D5BCC #CC4D5B #5BCC4D

tetradic

#4D5BCC #CC4D9A #CCBE4D #4DCC7F

square

#4D5BCC #CC4D9A #CCBE4D #4DCC7F

split-complementary

#4D5BCC #CC7F4D #9ACC4D

monochromatic

#232D7B #313EAB #4D5BCC #7D87DA #ACB3E7

Accessibility & contrast

On white

5.70

#4D5BCC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#4D5BCC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D5BCC

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D5BCC	#FFFFFF	#000000	##FFFFFF
##4D5BCC	1.00	5.70	3.68	5.70
#FFFFFF	5.70	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CD0

Deuteranopia (green-blind)

#0061CA

Tritanopia (blue-blind)

#00768B

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #4d5bcc;
/* rgb */ color: rgb(77, 91, 204);
/* oklch */ color: oklch(52.3% 0.174 273.5);

Tailwind

colors: {
  custom: {
    50: '#8b89dc',
    500: '#4d5bcc',
    950: '#000000',
  },
}

SCSS

$custom: #4d5bcc;
$custom-light: #8b89dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4d5bcc",
  "rgb": {
    "r": 77,
    "g": 91,
    "b": 204
  },
  "hsl": {
    "h": 233.386,
    "s": 55.459,
    "l": 55.098
  },
  "oklch": {
    "l": 0.52346,
    "c": 0.17395,
    "h": 273.5
  },
  "luminance": 0.1342
}

Semantic roles & 50–950 ramp

primary

#4D5BCC

secondary

#D5CFA0

accent

#CE49DF

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4D5BCC

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

Preview Lab → · Contrast checker → · Palette generator →