#4B50CF#4B50CF

#4B50CF is a mid, vivid blue. Relative luminance 0.117; OKLCH L 50.5% C 0.192 H 275.4°. Best body text is #FFFFFF at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#4B50CF
RGB	rgb(75, 80, 207)
HSL	hsl(238, 58%, 55%)
HSV	hsv(238, 64%, 81%)
CMYK	cmyk(63.8%, 61.4%, 0%, 18.8%)
CIE-LAB	lab(40.79, 37.07, -66.40)
CIE-LCH	lch(40.79, 76.05, 299.17°)
OKLab	oklab(50.46% 0.018 -0.1913)
OKLCH	oklch(50.46% 0.192 275.4)
XYZ	xyz(17.0291, 11.7367, 60.3874)
Luminance	0.1174 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B50CF #CFCA4B

analogous

#4B92CF #4B50CF #884BCF

triadic

#4B50CF #CF4B50 #50CF4B

tetradic

#4B50CF #CF4B92 #CFCA4B #4BCF88

square

#4B50CF #CF4B92 #CFCA4B #4BCF88

split-complementary

#4B50CF #CF884B #92CF4B

monochromatic

#22257E #2E33AE #4B50CF #7B7FDC #ACAEE9

Accessibility & contrast

On white

6.27

#4B50CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#4B50CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B50CF

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B50CF	#FFFFFF	#000000	##FFFFFF
##4B50CF	1.00	6.27	3.35	6.27
#FFFFFF	6.27	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066D3

Deuteranopia (green-blind)

#005ACD

Tritanopia (blue-blind)

#007088

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #4b50cf;
/* rgb */ color: rgb(75, 80, 207);
/* oklch */ color: oklch(50.5% 0.192 275.4);

Tailwind

colors: {
  custom: {
    50: '#8c81df',
    500: '#4b50cf',
    950: '#000000',
  },
}

SCSS

$custom: #4b50cf;
$custom-light: #8c81df;
$custom-dark: #000000;

JSON

{
  "hex": "#4b50cf",
  "rgb": {
    "r": 75,
    "g": 80,
    "b": 207
  },
  "hsl": {
    "h": 237.727,
    "s": 57.895,
    "l": 55.294
  },
  "oklch": {
    "l": 0.50461,
    "c": 0.1921,
    "h": 275.4
  },
  "luminance": 0.11738
}

Semantic roles & 50–950 ramp

primary

#4B50CF

secondary

#D6D49F

accent

#DB47E1

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4B50CF

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

Preview Lab → · Contrast checker → · Palette generator →