#4490D9#4490D9

#4490D9 is a light, vivid cyan. Relative luminance 0.262; OKLCH L 63.9% C 0.133 H 249.9°. Best body text is #000000 at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#4490D9
RGB	rgb(68, 144, 217)
HSL	hsl(209, 66%, 56%)
HSV	hsv(209, 69%, 85%)
CMYK	cmyk(68.7%, 33.6%, 0%, 14.9%)
CIE-LAB	lab(58.21, -0.04, -44.15)
CIE-LCH	lch(58.21, 44.15, 269.95°)
OKLab	oklab(63.87% -0.0458 -0.1252)
OKLCH	oklch(63.87% 0.133 249.9)
XYZ	xyz(24.8769, 26.1826, 69.3749)
Luminance	0.2619 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4490D9 #D98D44

analogous

#44D9D7 #4490D9 #4445D9

triadic

#4490D9 #D94490 #90D944

tetradic

#4490D9 #D744D9 #D98D44 #45D944

square

#4490D9 #D744D9 #D98D44 #45D944

split-complementary

#4490D9 #D94445 #D9D744

monochromatic

#1B5287 #2671BA #4490D9 #77AEE3 #AACCEE

Accessibility & contrast

On white

3.37

#4490D9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.24

#4490D9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4490D9

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4490D9	#FFFFFF	#000000	##000000
##4490D9	1.00	3.37	6.24	6.24
#FFFFFF	3.37	1.00	21.00	21.00
#000000	6.24	21.00	1.00	1.00
##000000	6.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F94DC

Deuteranopia (green-blind)

#5A86D8

Tritanopia (blue-blind)

#00A1AA

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4490d9;
/* rgb */ color: rgb(68, 144, 217);
/* oklch */ color: oklch(63.9% 0.133 249.9);

Tailwind

colors: {
  custom: {
    50: '#88b0e5',
    500: '#4490d9',
    950: '#000000',
  },
}

SCSS

$custom: #4490d9;
$custom-light: #88b0e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4490d9",
  "rgb": {
    "r": 68,
    "g": 144,
    "b": 217
  },
  "hsl": {
    "h": 209.396,
    "s": 66.222,
    "l": 55.882
  },
  "oklch": {
    "l": 0.63873,
    "c": 0.13334,
    "h": 249.9
  },
  "luminance": 0.26185
}

Semantic roles & 50–950 ramp

primary

#4490D9

secondary

#DBBC9E

accent

#923FE9

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4490D9

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

Preview Lab → · Contrast checker → · Palette generator →