#4C5BCF#4C5BCF

#4C5BCF is a mid, vivid blue. Relative luminance 0.135; OKLCH L 52.5% C 0.178 H 273.1°. Best body text is #FFFFFF at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#4C5BCF
RGB	rgb(76, 91, 207)
HSL	hsl(233, 58%, 55%)
HSV	hsv(233, 63%, 81%)
CMYK	cmyk(63.3%, 56%, 0%, 18.8%)
CIE-LAB	lab(43.54, 30.39, -61.93)
CIE-LCH	lch(43.54, 68.99, 296.14°)
OKLab	oklab(52.51% 0.0096 -0.178)
OKLCH	oklch(52.51% 0.178 273.1)
XYZ	xyz(17.9803, 13.5221, 60.6819)
Luminance	0.1352 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C5BCF #CFC04C

analogous

#4C9CCF #4C5BCF #7E4CCF

triadic

#4C5BCF #CF4C5B #5BCF4C

tetradic

#4C5BCF #CF4C9C #CFC04C #4CCF7E

square

#4C5BCF #CF4C9C #CFC04C #4CCF7E

split-complementary

#4C5BCF #CF7E4C #9CCF4C

monochromatic

#222D7F #2F3EAF #4C5BCF #7C87DC #ADB3E9

Accessibility & contrast

On white

5.67

#4C5BCF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#4C5BCF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C5BCF

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C5BCF	#FFFFFF	#000000	##FFFFFF
##4C5BCF	1.00	5.67	3.70	5.67
#FFFFFF	5.67	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DD3

Deuteranopia (green-blind)

#0061CD

Tritanopia (blue-blind)

#00778C

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #4c5bcf;
/* rgb */ color: rgb(76, 91, 207);
/* oklch */ color: oklch(52.5% 0.178 273.1);

Tailwind

colors: {
  custom: {
    50: '#8b89de',
    500: '#4c5bcf',
    950: '#000000',
  },
}

SCSS

$custom: #4c5bcf;
$custom-light: #8b89de;
$custom-dark: #000000;

JSON

{
  "hex": "#4c5bcf",
  "rgb": {
    "r": 76,
    "g": 91,
    "b": 207
  },
  "hsl": {
    "h": 233.13,
    "s": 57.709,
    "l": 55.49
  },
  "oklch": {
    "l": 0.52512,
    "c": 0.17827,
    "h": 273.1
  },
  "luminance": 0.13524
}

Semantic roles & 50–950 ramp

primary

#4C5BCF

secondary

#D7D0A0

accent

#CF47E1

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4C5BCF

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

Preview Lab → · Contrast checker → · Palette generator →