#4D5BBE#4D5BBE

#4D5BBE is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.3% C 0.155 H 273.6°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#4D5BBE
RGB	rgb(77, 91, 190)
HSL	hsl(233, 47%, 52%)
HSV	hsv(233, 59%, 75%)
CMYK	cmyk(59.5%, 52.1%, 0%, 25.5%)
CIE-LAB	lab(42.42, 24.78, -53.90)
CIE-LCH	lch(42.42, 59.32, 294.69°)
OKLab	oklab(51.32% 0.0098 -0.1543)
OKLCH	oklch(51.32% 0.155 273.6)
XYZ	xyz(16.0929, 12.7764, 50.3233)
Luminance	0.1278 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D5BBE #BEB04D

analogous

#4D94BE #4D5BBE #774DBE

triadic

#4D5BBE #BE4D5B #5BBE4D

tetradic

#4D5BBE #BE4D94 #BEB04D #4DBE77

square

#4D5BBE #BE4D94 #BEB04D #4DBE77

split-complementary

#4D5BBE #BE774D #94BE4D

monochromatic

#272F6A #374397 #4D5BBE #7A84CE #A7AEDF

Accessibility & contrast

On white

5.91

#4D5BBE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#4D5BBE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D5BBE

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D5BBE	#FFFFFF	#000000	##FFFFFF
##4D5BBE	1.00	5.91	3.56	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2269C1

Deuteranopia (green-blind)

#005FBC

Tritanopia (blue-blind)

#007284

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4d5bbe;
/* rgb */ color: rgb(77, 91, 190);
/* oklch */ color: oklch(51.3% 0.155 273.6);

Tailwind

colors: {
  custom: {
    50: '#8989d2',
    500: '#4d5bbe',
    950: '#000000',
  },
}

SCSS

$custom: #4d5bbe;
$custom-light: #8989d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4d5bbe",
  "rgb": {
    "r": 77,
    "g": 91,
    "b": 190
  },
  "hsl": {
    "h": 232.566,
    "s": 46.502,
    "l": 52.353
  },
  "oklch": {
    "l": 0.51318,
    "c": 0.15466,
    "h": 273.6
  },
  "luminance": 0.12778
}

Semantic roles & 50–950 ramp

primary

#4D5BBE

secondary

#CCC69B

accent

#C652D6

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #4D5BBE

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

Preview Lab → · Contrast checker → · Palette generator →