#4D5FBC#4D5FBC

#4D5FBC is a mid, vivid blue. Relative luminance 0.134; OKLCH L 52.0% C 0.147 H 272.1°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#4D5FBC
RGB	rgb(77, 95, 188)
HSL	hsl(230, 45%, 52%)
HSV	hsv(230, 59%, 74%)
CMYK	cmyk(59%, 49.5%, 0%, 26.3%)
CIE-LAB	lab(43.35, 21.57, -51.25)
CIE-LCH	lch(43.35, 55.60, 292.82°)
OKLab	oklab(51.97% 0.0054 -0.1465)
OKLCH	oklch(51.97% 0.147 272.1)
XYZ	xyz(16.2269, 13.3918, 49.2970)
Luminance	0.1339 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D5FBC #BCAA4D

analogous

#4D97BC #4D5FBC #734DBC

triadic

#4D5FBC #BC4D5F #5FBC4D

tetradic

#4D5FBC #BC4D97 #BCAA4D #4DBC73

square

#4D5FBC #BC4D97 #BCAA4D #4DBC73

split-complementary

#4D5FBC #BC734D #97BC4D

monochromatic

#273168 #384794 #4D5FBC #7987CD #A6AFDD

Accessibility & contrast

On white

5.71

#4D5FBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#4D5FBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D5FBC

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D5FBC	#FFFFFF	#000000	##FFFFFF
##4D5FBC	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F6BBF

Deuteranopia (green-blind)

#1B62BA

Tritanopia (blue-blind)

#007484

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #4d5fbc;
/* rgb */ color: rgb(77, 95, 188);
/* oklch */ color: oklch(52.0% 0.147 272.1);

Tailwind

colors: {
  custom: {
    50: '#888cd1',
    500: '#4d5fbc',
    950: '#000000',
  },
}

SCSS

$custom: #4d5fbc;
$custom-light: #888cd1;
$custom-dark: #000000;

JSON

{
  "hex": "#4d5fbc",
  "rgb": {
    "r": 77,
    "g": 95,
    "b": 188
  },
  "hsl": {
    "h": 230.27,
    "s": 45.306,
    "l": 51.961
  },
  "oklch": {
    "l": 0.51973,
    "c": 0.14661,
    "h": 272.1
  },
  "luminance": 0.13393
}

Semantic roles & 50–950 ramp

primary

#4D5FBC

secondary

#CBC39A

accent

#C053D5

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0C14

muted

#7D7D82

Preview Lab

Preview with #4D5FBC

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

Preview Lab → · Contrast checker → · Palette generator →