#4591B2#4591B2

#4591B2 is a light, moderate cyan. Relative luminance 0.247; OKLCH L 62.2% C 0.090 H 229.1°. Best body text is #000000 at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#4591B2
RGB	rgb(69, 145, 178)
HSL	hsl(198, 44%, 48%)
HSV	hsv(198, 61%, 70%)
CMYK	cmyk(61.2%, 18.5%, 0%, 30.2%)
CIE-LAB	lab(56.81, -13.43, -24.32)
CIE-LCH	lch(56.81, 27.78, 241.08°)
OKLab	oklab(62.21% -0.0588 -0.0679)
OKLCH	oklch(62.21% 0.09 229.1)
XYZ	xyz(20.6124, 24.7283, 45.7976)
Luminance	0.2473 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4591B2 #B26645

analogous

#45B29C #4591B2 #455AB2

triadic

#4591B2 #B24591 #91B245

tetradic

#4591B2 #9C45B2 #B26645 #5AB245

square

#4591B2 #9C45B2 #B26645 #5AB245

split-complementary

#4591B2 #B2455A #B29C45

monochromatic

#23495A #346D86 #4591B2 #6EACC7 #9AC5D8

Accessibility & contrast

On white

3.53

#4591B2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.95

#4591B2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4591B2

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4591B2	#FFFFFF	#000000	##000000
##4591B2	1.00	3.53	5.95	5.95
#FFFFFF	3.53	1.00	21.00	21.00
#000000	5.95	21.00	1.00	1.00
##000000	5.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#808FB4

Deuteranopia (green-blind)

#7183B2

Tritanopia (blue-blind)

#009A9C

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #4591b2;
/* rgb */ color: rgb(69, 145, 178);
/* oklch */ color: oklch(62.2% 0.090 229.1);

Tailwind

colors: {
  custom: {
    50: '#83b1c9',
    500: '#4591b2',
    950: '#000000',
  },
}

SCSS

$custom: #4591b2;
$custom-light: #83b1c9;
$custom-dark: #000000;

JSON

{
  "hex": "#4591b2",
  "rgb": {
    "r": 69,
    "g": 145,
    "b": 178
  },
  "hsl": {
    "h": 198.165,
    "s": 44.13,
    "l": 48.431
  },
  "oklch": {
    "l": 0.62207,
    "c": 0.08979,
    "h": 229.1
  },
  "luminance": 0.2473
}

Semantic roles & 50–950 ramp

primary

#4591B2

secondary

#C49F8F

accent

#7B54D4

background

#F8FAFC

surface

#F0F5F8

border

#CBCFD1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #4591B2

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

Preview Lab → · Contrast checker → · Palette generator →