#4490D3#4490D3

#4490D3 is a light, vivid cyan. Relative luminance 0.259; OKLCH L 63.5% C 0.126 H 247.9°. Best body text is #000000 at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#4490D3
RGB	rgb(68, 144, 211)
HSL	hsl(208, 62%, 55%)
HSV	hsv(208, 68%, 83%)
CMYK	cmyk(67.8%, 31.8%, 0%, 17.3%)
CIE-LAB	lab(57.92, -2.10, -41.25)
CIE-LCH	lch(57.92, 41.30, 267.08°)
OKLab	oklab(63.55% -0.0475 -0.1168)
OKLCH	oklch(63.55% 0.126 247.9)
XYZ	xyz(24.1106, 25.8761, 65.3393)
Luminance	0.2588 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4490D3 #D38744

analogous

#44D3CF #4490D3 #4448D3

triadic

#4490D3 #D34490 #90D344

tetradic

#4490D3 #CF44D3 #D38744 #48D344

square

#4490D3 #CF44D3 #D38744 #48D344

split-complementary

#4490D3 #D34448 #D3CF44

monochromatic

#1E517F #2971B0 #4490D3 #76ADDF #A7CBEA

Accessibility & contrast

On white

3.40

#4490D3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.18

#4490D3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4490D3

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4490D3	#FFFFFF	#000000	##000000
##4490D3	1.00	3.40	6.18	6.18
#FFFFFF	3.40	1.00	21.00	21.00
#000000	6.18	21.00	1.00	1.00
##000000	6.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7293D6

Deuteranopia (green-blind)

#5E85D2

Tritanopia (blue-blind)

#00A0A8

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #4490d3;
/* rgb */ color: rgb(68, 144, 211);
/* oklch */ color: oklch(63.5% 0.126 247.9);

Tailwind

colors: {
  custom: {
    50: '#87b0e1',
    500: '#4490d3',
    950: '#000000',
  },
}

SCSS

$custom: #4490d3;
$custom-light: #87b0e1;
$custom-dark: #000000;

JSON

{
  "hex": "#4490d3",
  "rgb": {
    "r": 68,
    "g": 144,
    "b": 211
  },
  "hsl": {
    "h": 208.112,
    "s": 61.905,
    "l": 54.706
  },
  "oklch": {
    "l": 0.63549,
    "c": 0.12605,
    "h": 247.9
  },
  "luminance": 0.25879
}

Semantic roles & 50–950 ramp

primary

#4490D3

secondary

#D8B89B

accent

#8F43E5

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #4490D3

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

Preview Lab → · Contrast checker → · Palette generator →