#4C58CF#4C58CF

#4C58CF is a mid, vivid blue. Relative luminance 0.130; OKLCH L 52.0% C 0.182 H 273.9°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#4C58CF
RGB	rgb(76, 88, 207)
HSL	hsl(235, 58%, 55%)
HSV	hsv(235, 63%, 81%)
CMYK	cmyk(63.3%, 57.5%, 0%, 18.8%)
CIE-LAB	lab(42.79, 32.27, -63.15)
CIE-LCH	lch(42.79, 70.91, 297.07°)
OKLab	oklab(51.96% 0.0122 -0.1816)
OKLCH	oklch(51.96% 0.182 273.9)
XYZ	xyz(17.7290, 13.0194, 60.5981)
Luminance	0.1302 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C58CF #CFC34C

analogous

#4C99CF #4C58CF #814CCF

triadic

#4C58CF #CF4C58 #58CF4C

tetradic

#4C58CF #CF4C99 #CFC34C #4CCF81

square

#4C58CF #CF4C99 #CFC34C #4CCF81

split-complementary

#4C58CF #CF814C #99CF4C

monochromatic

#222A7F #2F3BAF #4C58CF #7C85DC #ADB2E9

Accessibility & contrast

On white

5.83

#4C58CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#4C58CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C58CF

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C58CF	#FFFFFF	#000000	##FFFFFF
##4C58CF	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	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: #4c58cf;
/* rgb */ color: rgb(76, 88, 207);
/* oklch */ color: oklch(52.0% 0.182 273.9);

Tailwind

colors: {
  custom: {
    50: '#8b87de',
    500: '#4c58cf',
    950: '#000000',
  },
}

SCSS

$custom: #4c58cf;
$custom-light: #8b87de;
$custom-dark: #000000;

JSON

{
  "hex": "#4c58cf",
  "rgb": {
    "r": 76,
    "g": 88,
    "b": 207
  },
  "hsl": {
    "h": 234.504,
    "s": 57.709,
    "l": 55.49
  },
  "oklch": {
    "l": 0.51955,
    "c": 0.18202,
    "h": 273.9
  },
  "luminance": 0.13021
}

Semantic roles & 50–950 ramp

primary

#4C58CF

secondary

#D7D2A0

accent

#D347E1

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4C58CF

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

Preview Lab → · Contrast checker → · Palette generator →