#4573B2#4573B2

#4573B2 is a mid, moderate cyan. Relative luminance 0.167; OKLCH L 55.2% C 0.111 H 256.6°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#4573B2
RGB	rgb(69, 115, 178)
HSL	hsl(215, 44%, 48%)
HSV	hsv(215, 61%, 70%)
CMYK	cmyk(61.2%, 35.4%, 0%, 30.2%)
CIE-LAB	lab(47.93, 4.03, -38.16)
CIE-LCH	lch(47.93, 38.37, 276.02°)
OKLab	oklab(55.2% -0.0257 -0.1081)
OKLCH	oklch(55.2% 0.111 256.6)
XYZ	xyz(16.6180, 16.7395, 44.4662)
Luminance	0.1674 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4573B2 #B28445

analogous

#45A9B2 #4573B2 #4D45B2

triadic

#4573B2 #B24573 #73B245

tetradic

#4573B2 #B245A9 #B28445 #45B24D

square

#4573B2 #B245A9 #B28445 #45B24D

split-complementary

#4573B2 #B24D45 #A9B245

monochromatic

#233A5A #345786 #4573B2 #6E93C7 #9AB4D8

Accessibility & contrast

On white

4.83

#4573B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#4573B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4573B2

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4573B2	#FFFFFF	#000000	##FFFFFF
##4573B2	1.00	4.83	4.35	4.83
#FFFFFF	4.83	1.00	21.00	1.00
#000000	4.35	21.00	1.00	21.00
##FFFFFF	4.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5877B5

Deuteranopia (green-blind)

#4A6DB1

Tritanopia (blue-blind)

#00818A

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #4573b2;
/* rgb */ color: rgb(69, 115, 178);
/* oklch */ color: oklch(55.2% 0.111 256.6);

Tailwind

colors: {
  custom: {
    50: '#829ac9',
    500: '#4573b2',
    950: '#000000',
  },
}

SCSS

$custom: #4573b2;
$custom-light: #829ac9;
$custom-dark: #000000;

JSON

{
  "hex": "#4573b2",
  "rgb": {
    "r": 69,
    "g": 115,
    "b": 178
  },
  "hsl": {
    "h": 214.679,
    "s": 44.13,
    "l": 48.431
  },
  "oklch": {
    "l": 0.55199,
    "c": 0.11107,
    "h": 256.6
  },
  "luminance": 0.16741
}

Semantic roles & 50–950 ramp

primary

#4573B2

secondary

#C4AE8F

accent

#9E54D4

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #4573B2

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

Preview Lab → · Contrast checker → · Palette generator →