#4C5FCF#4C5FCF

#4C5FCF is a mid, vivid blue. Relative luminance 0.142; OKLCH L 53.3% C 0.173 H 272.0°. Best body text is #FFFFFF at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#4C5FCF
RGB	rgb(76, 95, 207)
HSL	hsl(231, 58%, 55%)
HSV	hsv(231, 63%, 81%)
CMYK	cmyk(63.3%, 54.1%, 0%, 18.8%)
CIE-LAB	lab(44.55, 27.88, -60.29)
CIE-LCH	lch(44.55, 66.43, 294.82°)
OKLab	oklab(53.27% 0.0059 -0.1731)
OKLCH	oklch(53.27% 0.173 272)
XYZ	xyz(18.3314, 14.2243, 60.7989)
Luminance	0.1423 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C5FCF #CFBC4C

analogous

#4CA0CF #4C5FCF #7B4CCF

triadic

#4C5FCF #CF4C5F #5FCF4C

tetradic

#4C5FCF #CF4CA0 #CFBC4C #4CCF7B

square

#4C5FCF #CF4CA0 #CFBC4C #4CCF7B

split-complementary

#4C5FCF #CF7B4C #A0CF4C

monochromatic

#222F7F #2F41AF #4C5FCF #7C8ADC #ADB5E9

Accessibility & contrast

On white

5.46

#4C5FCF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#4C5FCF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C5FCF

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C5FCF	#FFFFFF	#000000	##FFFFFF
##4C5FCF	1.00	5.46	3.85	5.46
#FFFFFF	5.46	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C6FD3

Deuteranopia (green-blind)

#0064CD

Tritanopia (blue-blind)

#007A8E

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #4c5fcf;
/* rgb */ color: rgb(76, 95, 207);
/* oklch */ color: oklch(53.3% 0.173 272.0);

Tailwind

colors: {
  custom: {
    50: '#8b8cde',
    500: '#4c5fcf',
    950: '#000000',
  },
}

SCSS

$custom: #4c5fcf;
$custom-light: #8b8cde;
$custom-dark: #000000;

JSON

{
  "hex": "#4c5fcf",
  "rgb": {
    "r": 76,
    "g": 95,
    "b": 207
  },
  "hsl": {
    "h": 231.298,
    "s": 57.709,
    "l": 55.49
  },
  "oklch": {
    "l": 0.5327,
    "c": 0.17324,
    "h": 272
  },
  "luminance": 0.14226
}

Semantic roles & 50–950 ramp

primary

#4C5FCF

secondary

#D7CFA0

accent

#CB47E1

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #4C5FCF

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

Preview Lab → · Contrast checker → · Palette generator →