#4B58CD#4B58CD

#4B58CD is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.7% C 0.180 H 273.6°. Best body text is #FFFFFF at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#4B58CD
RGB	rgb(75, 88, 205)
HSL	hsl(234, 57%, 55%)
HSV	hsv(234, 63%, 80%)
CMYK	cmyk(63.4%, 57.1%, 0%, 19.6%)
CIE-LAB	lab(42.58, 31.43, -62.33)
CIE-LCH	lch(42.58, 69.81, 296.75°)
OKLab	oklab(51.74% 0.0111 -0.1792)
OKLCH	oklch(51.74% 0.18 273.6)
XYZ	xyz(17.4072, 12.8816, 59.3148)
Luminance	0.1288 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B58CD #CDC04B

analogous

#4B99CD #4B58CD #7F4BCD

triadic

#4B58CD #CD4B58 #58CD4B

tetradic

#4B58CD #CD4B99 #CDC04B #4BCD7F

square

#4B58CD #CD4B99 #CDC04B #4BCD7F

split-complementary

#4B58CD #CD7F4B #99CD4B

monochromatic

#222B7B #303CAB #4B58CD #7B84DA #ABB1E8

Accessibility & contrast

On white

5.87

#4B58CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#4B58CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B58CD

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B58CD	#FFFFFF	#000000	##FFFFFF
##4B58CD	1.00	5.87	3.58	5.87
#FFFFFF	5.87	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AD1

Deuteranopia (green-blind)

#005FCB

Tritanopia (blue-blind)

#00748A

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4b58cd;
/* rgb */ color: rgb(75, 88, 205);
/* oklch */ color: oklch(51.7% 0.180 273.6);

Tailwind

colors: {
  custom: {
    50: '#8b87dd',
    500: '#4b58cd',
    950: '#000000',
  },
}

SCSS

$custom: #4b58cd;
$custom-light: #8b87dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4b58cd",
  "rgb": {
    "r": 75,
    "g": 88,
    "b": 205
  },
  "hsl": {
    "h": 234,
    "s": 56.522,
    "l": 54.902
  },
  "oklch": {
    "l": 0.51738,
    "c": 0.1796,
    "h": 273.6
  },
  "luminance": 0.12883
}

Semantic roles & 50–950 ramp

primary

#4B58CD

secondary

#D5D09F

accent

#D148E0

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4B58CD

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

Preview Lab → · Contrast checker → · Palette generator →