#4D5BBB#4D5BBB

#4D5BBB is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.1% C 0.150 H 273.6°. Best body text is #FFFFFF at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#4D5BBB
RGB	rgb(77, 91, 187)
HSL	hsl(232, 45%, 52%)
HSV	hsv(232, 59%, 73%)
CMYK	cmyk(58.8%, 51.3%, 0%, 26.7%)
CIE-LAB	lab(42.23, 23.77, -52.47)
CIE-LCH	lch(42.23, 57.60, 294.37°)
OKLab	oklab(51.11% 0.0095 -0.1501)
OKLCH	oklch(51.11% 0.15 273.6)
XYZ	xyz(15.7684, 12.6466, 48.6142)
Luminance	0.1265 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D5BBB #BBAD4D

analogous

#4D92BB #4D5BBB #764DBB

triadic

#4D5BBB #BB4D5B #5BBB4D

tetradic

#4D5BBB #BB4D92 #BBAD4D #4DBB76

square

#4D5BBB #BB4D92 #BBAD4D #4DBB76

split-complementary

#4D5BBB #BB764D #92BB4D

monochromatic

#272F66 #384493 #4D5BBB #7984CC #A6ADDD

Accessibility & contrast

On white

5.95

#4D5BBB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#4D5BBB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D5BBB

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D5BBB	#FFFFFF	#000000	##FFFFFF
##4D5BBB	1.00	5.95	3.53	5.95
#FFFFFF	5.95	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2669BE

Deuteranopia (green-blind)

#0D5FB9

Tritanopia (blue-blind)

#007182

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4d5bbb;
/* rgb */ color: rgb(77, 91, 187);
/* oklch */ color: oklch(51.1% 0.150 273.6);

Tailwind

colors: {
  custom: {
    50: '#8889d0',
    500: '#4d5bbb',
    950: '#000000',
  },
}

SCSS

$custom: #4d5bbb;
$custom-light: #8889d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4d5bbb",
  "rgb": {
    "r": 77,
    "g": 91,
    "b": 187
  },
  "hsl": {
    "h": 232.364,
    "s": 44.715,
    "l": 51.765
  },
  "oklch": {
    "l": 0.51105,
    "c": 0.15045,
    "h": 273.6
  },
  "luminance": 0.12648
}

Semantic roles & 50–950 ramp

primary

#4D5BBB

secondary

#CAC49A

accent

#C453D4

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #4D5BBB

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

Preview Lab → · Contrast checker → · Palette generator →