#4D5CBB#4D5CBB

#4D5CBB is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.3% C 0.149 H 273.3°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#4D5CBB
RGB	rgb(77, 92, 187)
HSL	hsl(232, 45%, 52%)
HSV	hsv(232, 59%, 73%)
CMYK	cmyk(58.8%, 50.8%, 0%, 26.7%)
CIE-LAB	lab(42.49, 23.13, -52.05)
CIE-LCH	lch(42.49, 56.96, 293.96°)
OKLab	oklab(51.3% 0.0085 -0.1489)
OKLCH	oklch(51.3% 0.149 273.3)
XYZ	xyz(15.8544, 12.8187, 48.6429)
Luminance	0.1282 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D5CBB #BBAC4D

analogous

#4D93BB #4D5CBB #754DBB

triadic

#4D5CBB #BB4D5C #5CBB4D

tetradic

#4D5CBB #BB4D93 #BBAC4D #4DBB75

square

#4D5CBB #BB4D93 #BBAC4D #4DBB75

split-complementary

#4D5CBB #BB754D #93BB4D

monochromatic

#273066 #384493 #4D5CBB #7985CC #A6ADDD

Accessibility & contrast

On white

5.89

#4D5CBB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#4D5CBB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D5CBB

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D5CBB	#FFFFFF	#000000	##FFFFFF
##4D5CBB	1.00	5.89	3.56	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2969BE

Deuteranopia (green-blind)

#1260B9

Tritanopia (blue-blind)

#007283

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4d5cbb;
/* rgb */ color: rgb(77, 92, 187);
/* oklch */ color: oklch(51.3% 0.149 273.3);

Tailwind

colors: {
  custom: {
    50: '#8889d0',
    500: '#4d5cbb',
    950: '#000000',
  },
}

SCSS

$custom: #4d5cbb;
$custom-light: #8889d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4d5cbb",
  "rgb": {
    "r": 77,
    "g": 92,
    "b": 187
  },
  "hsl": {
    "h": 231.818,
    "s": 44.715,
    "l": 51.765
  },
  "oklch": {
    "l": 0.51303,
    "c": 0.14914,
    "h": 273.3
  },
  "luminance": 0.1282
}

Semantic roles & 50–950 ramp

primary

#4D5CBB

secondary

#CAC39A

accent

#C353D4

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #4D5CBB

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

Preview Lab → · Contrast checker → · Palette generator →