#4D5CB3#4D5CB3

#4D5CB3 is a mid, vivid blue. Relative luminance 0.125; OKLCH L 50.8% C 0.138 H 273.2°. Best body text is #FFFFFF at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#4D5CB3
RGB	rgb(77, 92, 179)
HSL	hsl(231, 40%, 50%)
HSV	hsv(231, 57%, 70%)
CMYK	cmyk(57%, 48.6%, 0%, 29.8%)
CIE-LAB	lab(41.98, 20.43, -48.19)
CIE-LCH	lch(41.98, 52.34, 292.97°)
OKLab	oklab(50.75% 0.0076 -0.1375)
OKLCH	oklch(50.75% 0.138 273.2)
XYZ	xyz(15.0217, 12.4856, 44.2575)
Luminance	0.1249 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D5CB3 #B3A44D

analogous

#4D8FB3 #4D5CB3 #714DB3

triadic

#4D5CB3 #B34D5C #5CB34D

tetradic

#4D5CB3 #B34D8F #B3A44D #4DB371

square

#4D5CB3 #B34D8F #B3A44D #4DB371

split-complementary

#4D5CB3 #B3714D #8FB34D

monochromatic

#28305E #3A4689 #4D5CB3 #7883C5 #A3ABD8

Accessibility & contrast

On white

6.00

#4D5CB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#4D5CB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D5CB3

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D5CB3	#FFFFFF	#000000	##FFFFFF
##4D5CB3	1.00	6.00	3.50	6.00
#FFFFFF	6.00	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3268B6

Deuteranopia (green-blind)

#235FB1

Tritanopia (blue-blind)

#0E6F7F

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #4d5cb3;
/* rgb */ color: rgb(77, 92, 179);
/* oklch */ color: oklch(50.8% 0.138 273.2);

Tailwind

colors: {
  custom: {
    50: '#8789ca',
    500: '#4d5cb3',
    950: '#000000',
  },
}

SCSS

$custom: #4d5cb3;
$custom-light: #8789ca;
$custom-dark: #000000;

JSON

{
  "hex": "#4d5cb3",
  "rgb": {
    "r": 77,
    "g": 92,
    "b": 179
  },
  "hsl": {
    "h": 231.176,
    "s": 40.157,
    "l": 50.196
  },
  "oklch": {
    "l": 0.50752,
    "c": 0.13776,
    "h": 273.2
  },
  "luminance": 0.12487
}

Semantic roles & 50–950 ramp

primary

#4D5CB3

secondary

#C5BE97

accent

#BE58D0

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0C0B13

muted

#7D7C82

Preview Lab

Preview with #4D5CB3

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

Preview Lab → · Contrast checker → · Palette generator →