#4B53CF#4B53CF

#4B53CF is a mid, vivid blue. Relative luminance 0.122; OKLCH L 51.0% C 0.188 H 274.7°. Best body text is #FFFFFF at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#4B53CF
RGB	rgb(75, 83, 207)
HSL	hsl(236, 58%, 55%)
HSV	hsv(236, 64%, 81%)
CMYK	cmyk(63.8%, 59.9%, 0%, 18.8%)
CIE-LAB	lab(41.51, 35.22, -65.23)
CIE-LCH	lch(41.51, 74.13, 298.36°)
OKLab	oklab(50.99% 0.0155 -0.1878)
OKLCH	oklch(50.99% 0.188 274.7)
XYZ	xyz(17.2537, 12.1859, 60.4623)
Luminance	0.1219 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B53CF #CFC74B

analogous

#4B95CF #4B53CF #854BCF

triadic

#4B53CF #CF4B53 #53CF4B

tetradic

#4B53CF #CF4B95 #CFC74B #4BCF85

square

#4B53CF #CF4B95 #CFC74B #4BCF85

split-complementary

#4B53CF #CF854B #95CF4B

monochromatic

#22277E #2E36AE #4B53CF #7B81DC #ACAFE9

Accessibility & contrast

On white

6.11

#4B53CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#4B53CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B53CF

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B53CF	#FFFFFF	#000000	##FFFFFF
##4B53CF	1.00	6.11	3.44	6.11
#FFFFFF	6.11	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068D3

Deuteranopia (green-blind)

#005CCD

Tritanopia (blue-blind)

#007289

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4b53cf;
/* rgb */ color: rgb(75, 83, 207);
/* oklch */ color: oklch(51.0% 0.188 274.7);

Tailwind

colors: {
  custom: {
    50: '#8b83df',
    500: '#4b53cf',
    950: '#000000',
  },
}

SCSS

$custom: #4b53cf;
$custom-light: #8b83df;
$custom-dark: #000000;

JSON

{
  "hex": "#4b53cf",
  "rgb": {
    "r": 75,
    "g": 83,
    "b": 207
  },
  "hsl": {
    "h": 236.364,
    "s": 57.895,
    "l": 55.294
  },
  "oklch": {
    "l": 0.50988,
    "c": 0.18846,
    "h": 274.7
  },
  "luminance": 0.12187
}

Semantic roles & 50–950 ramp

primary

#4B53CF

secondary

#D6D39F

accent

#D847E1

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4B53CF

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

Preview Lab → · Contrast checker → · Palette generator →