#4B5CDF#4B5CDF

#4B5CDF is a mid, vivid blue. Relative luminance 0.145; OKLCH L 53.9% C 0.199 H 272.3°. Best body text is #FFFFFF at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#4B5CDF
RGB	rgb(75, 92, 223)
HSL	hsl(233, 70%, 58%)
HSV	hsv(233, 66%, 87%)
CMYK	cmyk(66.4%, 58.7%, 0%, 12.5%)
CIE-LAB	lab(44.91, 35.08, -68.85)
CIE-LCH	lch(44.91, 77.27, 297.00°)
OKLab	oklab(53.89% 0.0078 -0.1984)
OKLCH	oklch(53.89% 0.199 272.3)
XYZ	xyz(20.0436, 14.4760, 71.5356)
Luminance	0.1448 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B5CDF #DFCE4B

analogous

#4BA6DF #4B5CDF #844BDF

triadic

#4B5CDF #DF4B5C #5CDF4B

tetradic

#4B5CDF #DF4BA6 #DFCE4B #4BDF84

square

#4B5CDF #DF4BA6 #DFCE4B #4BDF84

split-complementary

#4B5CDF #DF844B #A6DF4B

monochromatic

#1B2995 #2437C9 #4B5CDF #7F8BE8 #B3BAF1

Accessibility & contrast

On white

5.39

#4B5CDF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.90

#4B5CDF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B5CDF

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B5CDF	#FFFFFF	#000000	##FFFFFF
##4B5CDF	1.00	5.39	3.90	5.39
#FFFFFF	5.39	1.00	21.00	1.00
#000000	3.90	21.00	1.00	21.00
##FFFFFF	5.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071E3

Deuteranopia (green-blind)

#0064DC

Tritanopia (blue-blind)

#007C95

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #4b5cdf;
/* rgb */ color: rgb(75, 92, 223);
/* oklch */ color: oklch(53.9% 0.199 272.3);

Tailwind

colors: {
  custom: {
    50: '#8e8aea',
    500: '#4b5cdf',
    950: '#000000',
  },
}

SCSS

$custom: #4b5cdf;
$custom-light: #8e8aea;
$custom-dark: #000000;

JSON

{
  "hex": "#4b5cdf",
  "rgb": {
    "r": 75,
    "g": 92,
    "b": 223
  },
  "hsl": {
    "h": 233.108,
    "s": 69.811,
    "l": 58.431
  },
  "oklch": {
    "l": 0.53886,
    "c": 0.19852,
    "h": 272.3
  },
  "luminance": 0.14478
}

Semantic roles & 50–950 ramp

primary

#4B5CDF

secondary

#E0DAA6

accent

#D83BED

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #4B5CDF

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

Preview Lab → · Contrast checker → · Palette generator →