#4590B3#4590B3

#4590B3 is a light, moderate cyan. Relative luminance 0.245; OKLCH L 62.0% C 0.091 H 230.9°. Best body text is #000000 at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#4590B3
RGB	rgb(69, 144, 179)
HSL	hsl(199, 44%, 49%)
HSV	hsv(199, 61%, 70%)
CMYK	cmyk(61.5%, 19.6%, 0%, 29.8%)
CIE-LAB	lab(56.55, -12.56, -25.29)
CIE-LCH	lch(56.55, 28.24, 243.58°)
OKLab	oklab(62.01% -0.0573 -0.0706)
OKLCH	oklch(62.01% 0.091 230.9)
XYZ	xyz(20.5610, 24.4644, 46.2776)
Luminance	0.2447 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4590B3 #B36845

analogous

#45B39F #4590B3 #4559B3

triadic

#4590B3 #B34590 #90B345

tetradic

#4590B3 #9F45B3 #B36845 #59B345

square

#4590B3 #9F45B3 #B36845 #59B345

split-complementary

#4590B3 #B34559 #B39F45

monochromatic

#23495B #346C87 #4590B3 #6EABC7 #9AC4D8

Accessibility & contrast

On white

3.56

#4590B3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.89

#4590B3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4590B3

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4590B3	#FFFFFF	#000000	##000000
##4590B3	1.00	3.56	5.89	5.89
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.89	21.00	1.00	1.00
##000000	5.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E8EB5

Deuteranopia (green-blind)

#6F83B3

Tritanopia (blue-blind)

#009A9B

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #4590b3;
/* rgb */ color: rgb(69, 144, 179);
/* oklch */ color: oklch(62.0% 0.091 230.9);

Tailwind

colors: {
  custom: {
    50: '#83b0c9',
    500: '#4590b3',
    950: '#000000',
  },
}

SCSS

$custom: #4590b3;
$custom-light: #83b0c9;
$custom-dark: #000000;

JSON

{
  "hex": "#4590b3",
  "rgb": {
    "r": 69,
    "g": 144,
    "b": 179
  },
  "hsl": {
    "h": 199.091,
    "s": 44.355,
    "l": 48.627
  },
  "oklch": {
    "l": 0.62013,
    "c": 0.09097,
    "h": 230.9
  },
  "luminance": 0.24466
}

Semantic roles & 50–950 ramp

primary

#4590B3

secondary

#C4A08F

accent

#7D54D4

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #4590B3

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

Preview Lab → · Contrast checker → · Palette generator →