#4D5FBA#4D5FBA

#4D5FBA is a mid, vivid blue. Relative luminance 0.133; OKLCH L 51.8% C 0.144 H 272.1°. Best body text is #FFFFFF at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#4D5FBA
RGB	rgb(77, 95, 186)
HSL	hsl(230, 44%, 52%)
HSV	hsv(230, 59%, 73%)
CMYK	cmyk(58.6%, 48.9%, 0%, 27.1%)
CIE-LAB	lab(43.22, 20.89, -50.29)
CIE-LCH	lch(43.22, 54.45, 292.56°)
OKLab	oklab(51.84% 0.0052 -0.1437)
OKLCH	oklch(51.84% 0.144 272.1)
XYZ	xyz(16.0128, 13.3061, 48.1694)
Luminance	0.1331 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D5FBA #BAA84D

analogous

#4D96BA #4D5FBA #724DBA

triadic

#4D5FBA #BA4D5F #5FBA4D

tetradic

#4D5FBA #BA4D96 #BAA84D #4DBA72

square

#4D5FBA #BA4D96 #BAA84D #4DBA72

split-complementary

#4D5FBA #BA724D #96BA4D

monochromatic

#273265 #384791 #4D5FBA #7987CB #A5AEDC

Accessibility & contrast

On white

5.74

#4D5FBA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#4D5FBA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D5FBA

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D5FBA	#FFFFFF	#000000	##FFFFFF
##4D5FBA	1.00	5.74	3.66	5.74
#FFFFFF	5.74	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#316BBD

Deuteranopia (green-blind)

#1F62B8

Tritanopia (blue-blind)

#007483

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #4d5fba;
/* rgb */ color: rgb(77, 95, 186);
/* oklch */ color: oklch(51.8% 0.144 272.1);

Tailwind

colors: {
  custom: {
    50: '#888ccf',
    500: '#4d5fba',
    950: '#000000',
  },
}

SCSS

$custom: #4d5fba;
$custom-light: #888ccf;
$custom-dark: #000000;

JSON

{
  "hex": "#4d5fba",
  "rgb": {
    "r": 77,
    "g": 95,
    "b": 186
  },
  "hsl": {
    "h": 230.092,
    "s": 44.13,
    "l": 51.569
  },
  "oklch": {
    "l": 0.51837,
    "c": 0.14378,
    "h": 272.1
  },
  "luminance": 0.13307
}

Semantic roles & 50–950 ramp

primary

#4D5FBA

secondary

#C9C199

accent

#BF54D4

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0C14

muted

#7D7D82

Preview Lab

Preview with #4D5FBA

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

Preview Lab → · Contrast checker → · Palette generator →