#4553BF#4553BF

#4553BF is a mid, vivid blue. Relative luminance 0.112; OKLCH L 49.3% C 0.169 H 273.0°. Best body text is #FFFFFF at 6.48:1 contrast (WCAG AA passes).

Color values

HEX	#4553BF
RGB	rgb(69, 83, 191)
HSL	hsl(233, 49%, 51%)
HSV	hsv(233, 64%, 75%)
CMYK	cmyk(63.9%, 56.5%, 0%, 25.1%)
CIE-LAB	lab(39.94, 28.79, -58.53)
CIE-LCH	lch(39.94, 65.23, 296.19°)
OKLab	oklab(49.34% 0.0088 -0.1683)
OKLCH	oklch(49.34% 0.169 273)
XYZ	xyz(14.9483, 11.2120, 50.6565)
Luminance	0.1121 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4553BF #BFB145

analogous

#4590BF #4553BF #7445BF

triadic

#4553BF #BF4553 #53BF45

tetradic

#4553BF #BF4590 #BFB145 #45BF74

square

#4553BF #BF4590 #BFB145 #45BF74

split-complementary

#4553BF #BF7445 #90BF45

monochromatic

#232B66 #333E94 #4553BF #737DCF #A0A7DE

Accessibility & contrast

On white

6.48

#4553BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#4553BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4553BF

6.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4553BF	#FFFFFF	#000000	##FFFFFF
##4553BF	1.00	6.48	3.24	6.48
#FFFFFF	6.48	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064C3

Deuteranopia (green-blind)

#0059BD

Tritanopia (blue-blind)

#006D81

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #4553bf;
/* rgb */ color: rgb(69, 83, 191);
/* oklch */ color: oklch(49.3% 0.169 273.0);

Tailwind

colors: {
  custom: {
    50: '#8583d3',
    500: '#4553bf',
    950: '#000000',
  },
}

SCSS

$custom: #4553bf;
$custom-light: #8583d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4553bf",
  "rgb": {
    "r": 69,
    "g": 83,
    "b": 191
  },
  "hsl": {
    "h": 233.115,
    "s": 48.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.49343,
    "c": 0.1685,
    "h": 273
  },
  "luminance": 0.11213
}

Semantic roles & 50–950 ramp

primary

#4553BF

secondary

#CBC595

accent

#C94FD8

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #4553BF

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

Preview Lab → · Contrast checker → · Palette generator →