#4C5ACF#4C5ACF

#4C5ACF is a mid, vivid blue. Relative luminance 0.134; OKLCH L 52.3% C 0.180 H 273.3°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#4C5ACF
RGB	rgb(76, 90, 207)
HSL	hsl(234, 58%, 55%)
HSV	hsv(234, 63%, 81%)
CMYK	cmyk(63.3%, 56.5%, 0%, 18.8%)
CIE-LAB	lab(43.29, 31.02, -62.34)
CIE-LCH	lch(43.29, 69.63, 296.45°)
OKLab	oklab(52.33% 0.0105 -0.1792)
OKLCH	oklch(52.33% 0.18 273.3)
XYZ	xyz(17.8954, 13.3523, 60.6536)
Luminance	0.1335 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C5ACF #CFC14C

analogous

#4C9BCF #4C5ACF #7F4CCF

triadic

#4C5ACF #CF4C5A #5ACF4C

tetradic

#4C5ACF #CF4C9B #CFC14C #4CCF7F

square

#4C5ACF #CF4C9B #CFC14C #4CCF7F

split-complementary

#4C5ACF #CF7F4C #9BCF4C

monochromatic

#222C7F #2F3DAF #4C5ACF #7C86DC #ADB3E9

Accessibility & contrast

On white

5.72

#4C5ACF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#4C5ACF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C5ACF

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C5ACF	#FFFFFF	#000000	##FFFFFF
##4C5ACF	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CD3

Deuteranopia (green-blind)

#0061CD

Tritanopia (blue-blind)

#00768C

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #4c5acf;
/* rgb */ color: rgb(76, 90, 207);
/* oklch */ color: oklch(52.3% 0.180 273.3);

Tailwind

colors: {
  custom: {
    50: '#8b88de',
    500: '#4c5acf',
    950: '#000000',
  },
}

SCSS

$custom: #4c5acf;
$custom-light: #8b88de;
$custom-dark: #000000;

JSON

{
  "hex": "#4c5acf",
  "rgb": {
    "r": 76,
    "g": 90,
    "b": 207
  },
  "hsl": {
    "h": 233.588,
    "s": 57.709,
    "l": 55.49
  },
  "oklch": {
    "l": 0.52325,
    "c": 0.17952,
    "h": 273.3
  },
  "luminance": 0.13354
}

Semantic roles & 50–950 ramp

primary

#4C5ACF

secondary

#D7D1A0

accent

#D047E1

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4C5ACF

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

Preview Lab → · Contrast checker → · Palette generator →