#4C50CB#4C50CB

#4C50CB is a mid, vivid blue. Relative luminance 0.116; OKLCH L 50.2% C 0.187 H 275.9°. Best body text is #FFFFFF at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#4C50CB
RGB	rgb(76, 80, 203)
HSL	hsl(238, 55%, 55%)
HSV	hsv(238, 63%, 80%)
CMYK	cmyk(62.6%, 60.6%, 0%, 20.4%)
CIE-LAB	lab(40.55, 35.89, -64.49)
CIE-LCH	lch(40.55, 73.80, 299.10°)
OKLab	oklab(50.2% 0.0193 -0.1856)
OKLCH	oklch(50.2% 0.187 275.9)
XYZ	xyz(16.6251, 11.5843, 57.8482)
Luminance	0.1159 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C50CB #CBC74C

analogous

#4C90CB #4C50CB #874CCB

triadic

#4C50CB #CB4C50 #50CB4C

tetradic

#4C50CB #CB4C90 #CBC74C #4CCB87

square

#4C50CB #CB4C90 #CBC74C #4CCB87

split-complementary

#4C50CB #CB874C #90CB4C

monochromatic

#232679 #3135A9 #4C50CB #7B7ED9 #ABADE7

Accessibility & contrast

On white

6.33

#4C50CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#4C50CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C50CB

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C50CB	#FFFFFF	#000000	##FFFFFF
##4C50CB	1.00	6.33	3.32	6.33
#FFFFFF	6.33	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.33	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: #4c50cb;
/* rgb */ color: rgb(76, 80, 203);
/* oklch */ color: oklch(50.2% 0.187 275.9);

Tailwind

colors: {
  custom: {
    50: '#8b81dc',
    500: '#4c50cb',
    950: '#000000',
  },
}

SCSS

$custom: #4c50cb;
$custom-light: #8b81dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4c50cb",
  "rgb": {
    "r": 76,
    "g": 80,
    "b": 203
  },
  "hsl": {
    "h": 238.11,
    "s": 54.978,
    "l": 54.706
  },
  "oklch": {
    "l": 0.50198,
    "c": 0.18663,
    "h": 275.9
  },
  "luminance": 0.11586
}

Semantic roles & 50–950 ramp

primary

#4C50CB

secondary

#D4D29F

accent

#DA49DE

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4C50CB

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

Preview Lab → · Contrast checker → · Palette generator →