#4D50CB#4D50CB

#4D50CB is a mid, vivid blue. Relative luminance 0.116; OKLCH L 50.3% C 0.186 H 276.3°. Best body text is #FFFFFF at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#4D50CB
RGB	rgb(77, 80, 203)
HSL	hsl(239, 55%, 55%)
HSV	hsv(239, 62%, 80%)
CMYK	cmyk(62.1%, 60.6%, 0%, 20.4%)
CIE-LAB	lab(40.61, 36.05, -64.38)
CIE-LCH	lch(40.61, 73.78, 299.25°)
OKLab	oklab(50.27% 0.0205 -0.1853)
OKLCH	oklch(50.27% 0.186 276.3)
XYZ	xyz(16.7052, 11.6256, 57.8520)
Luminance	0.1163 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D50CB #CBC84D

analogous

#4D8FCB #4D50CB #894DCB

triadic

#4D50CB #CB4D50 #50CB4D

tetradic

#4D50CB #CB4D8F #CBC84D #4DCB89

square

#4D50CB #CB4D8F #CBC84D #4DCB89

split-complementary

#4D50CB #CB894D #8FCB4D

monochromatic

#24267A #3134A9 #4D50CB #7C7FD9 #ACADE7

Accessibility & contrast

On white

6.32

#4D50CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#4D50CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D50CB

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D50CB	#FFFFFF	#000000	##FFFFFF
##4D50CB	1.00	6.32	3.33	6.32
#FFFFFF	6.32	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065CF

Deuteranopia (green-blind)

#005AC9

Tritanopia (blue-blind)

#006E86

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #4d50cb;
/* rgb */ color: rgb(77, 80, 203);
/* oklch */ color: oklch(50.3% 0.186 276.3);

Tailwind

colors: {
  custom: {
    50: '#8c81dc',
    500: '#4d50cb',
    950: '#000000',
  },
}

SCSS

$custom: #4d50cb;
$custom-light: #8c81dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4d50cb",
  "rgb": {
    "r": 77,
    "g": 80,
    "b": 203
  },
  "hsl": {
    "h": 238.571,
    "s": 54.783,
    "l": 54.902
  },
  "oklch": {
    "l": 0.50265,
    "c": 0.1864,
    "h": 276.3
  },
  "luminance": 0.11627
}

Semantic roles & 50–950 ramp

primary

#4D50CB

secondary

#D4D39F

accent

#DB4ADE

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4D50CB

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

Preview Lab → · Contrast checker → · Palette generator →