#4B58CF#4B58CF

#4B58CF is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.9% C 0.182 H 273.5°. Best body text is #FFFFFF at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#4B58CF
RGB	rgb(75, 88, 207)
HSL	hsl(234, 58%, 55%)
HSV	hsv(234, 64%, 81%)
CMYK	cmyk(63.8%, 57.5%, 0%, 18.8%)
CIE-LAB	lab(42.73, 32.11, -63.25)
CIE-LCH	lch(42.73, 70.93, 296.91°)
OKLab	oklab(51.89% 0.0112 -0.1819)
OKLCH	oklch(51.89% 0.182 273.5)
XYZ	xyz(17.6501, 12.9788, 60.5944)
Luminance	0.1298 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B58CF #CFC24B

analogous

#4B9ACF #4B58CF #804BCF

triadic

#4B58CF #CF4B58 #58CF4B

tetradic

#4B58CF #CF4B9A #CFC24B #4BCF80

square

#4B58CF #CF4B9A #CFC24B #4BCF80

split-complementary

#4B58CF #CF804B #9ACF4B

monochromatic

#222B7E #2E3BAE #4B58CF #7B85DC #ACB2E9

Accessibility & contrast

On white

5.84

#4B58CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#4B58CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B58CF

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B58CF	#FFFFFF	#000000	##FFFFFF
##4B58CF	1.00	5.84	3.60	5.84
#FFFFFF	5.84	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BD3

Deuteranopia (green-blind)

#005FCD

Tritanopia (blue-blind)

#00758B

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4b58cf;
/* rgb */ color: rgb(75, 88, 207);
/* oklch */ color: oklch(51.9% 0.182 273.5);

Tailwind

colors: {
  custom: {
    50: '#8b87de',
    500: '#4b58cf',
    950: '#000000',
  },
}

SCSS

$custom: #4b58cf;
$custom-light: #8b87de;
$custom-dark: #000000;

JSON

{
  "hex": "#4b58cf",
  "rgb": {
    "r": 75,
    "g": 88,
    "b": 207
  },
  "hsl": {
    "h": 234.091,
    "s": 57.895,
    "l": 55.294
  },
  "oklch": {
    "l": 0.51893,
    "c": 0.18227,
    "h": 273.5
  },
  "luminance": 0.1298
}

Semantic roles & 50–950 ramp

primary

#4B58CF

secondary

#D6D19F

accent

#D247E1

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4B58CF

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

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