#4490EB#4490EB

#4490EB is a light, vivid cyan. Relative luminance 0.272; OKLCH L 64.9% C 0.156 H 254.6°. Best body text is #000000 at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#4490EB
RGB	rgb(68, 144, 235)
HSL	hsl(213, 81%, 59%)
HSV	hsv(213, 71%, 92%)
CMYK	cmyk(71.1%, 38.7%, 0%, 7.8%)
CIE-LAB	lab(59.13, 6.24, -52.71)
CIE-LCH	lch(59.13, 53.08, 276.75°)
OKLab	oklab(64.9% -0.0413 -0.1503)
OKLCH	oklch(64.9% 0.156 254.6)
XYZ	xyz(27.3470, 27.1706, 82.3844)
Luminance	0.2717 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4490EB #EB9F44

analogous

#44E3EB #4490EB #4C44EB

triadic

#4490EB #EB4490 #90EB44

tetradic

#4490EB #EB44E3 #EB9F44 #44EB4C

square

#4490EB #EB44E3 #EB9F44 #44EB4C

split-complementary

#4490EB #EB4C44 #E3EB44

monochromatic

#1154A3 #1770DA #4490EB #7BB1F1 #B3D2F7

Accessibility & contrast

On white

3.26

#4490EB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.43

#4490EB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4490EB

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4490EB	#FFFFFF	#000000	##000000
##4490EB	1.00	3.26	6.43	6.43
#FFFFFF	3.26	1.00	21.00	21.00
#000000	6.43	21.00	1.00	1.00
##000000	6.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6697EF

Deuteranopia (green-blind)

#4C87E9

Tritanopia (blue-blind)

#00A5B2

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #4490eb;
/* rgb */ color: rgb(68, 144, 235);
/* oklch */ color: oklch(64.9% 0.156 254.6);

Tailwind

colors: {
  custom: {
    50: '#8bb0f2',
    500: '#4490eb',
    950: '#000000',
  },
}

SCSS

$custom: #4490eb;
$custom-light: #8bb0f2;
$custom-dark: #000000;

JSON

{
  "hex": "#4490eb",
  "rgb": {
    "r": 68,
    "g": 144,
    "b": 235
  },
  "hsl": {
    "h": 212.695,
    "s": 80.676,
    "l": 59.412
  },
  "oklch": {
    "l": 0.64895,
    "c": 0.15585,
    "h": 254.6
  },
  "luminance": 0.27174
}

Semantic roles & 50–950 ramp

primary

#4490EB

secondary

#E6C8A5

accent

#9D31F7

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D1017

muted

#7E7F85

Preview Lab

Preview with #4490EB

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

Preview Lab → · Contrast checker → · Palette generator →