#5490F3#5490F3

#5490F3 is a light, vivid blue. Relative luminance 0.283; OKLCH L 66.0% C 0.161 H 259.9°. Best body text is #000000 at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#5490F3
RGB	rgb(84, 144, 243)
HSL	hsl(217, 87%, 64%)
HSV	hsv(217, 65%, 95%)
CMYK	cmyk(65.4%, 40.7%, 0%, 4.7%)
CIE-LAB	lab(60.16, 11.41, -55.46)
CIE-LCH	lch(60.16, 56.62, 281.63°)
OKLab	oklab(66% -0.0282 -0.1581)
OKLCH	oklch(66% 0.161 259.9)
XYZ	xyz(29.8013, 28.2995, 88.6684)
Luminance	0.2830 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5490F3 #F3B754

analogous

#54E0F3 #5490F3 #6854F3

triadic

#5490F3 #F35490 #90F354

tetradic

#5490F3 #F354E0 #F3B754 #54F368

square

#5490F3 #F354E0 #F3B754 #54F368

split-complementary

#5490F3 #F36854 #E0F354

monochromatic

#0D51BF #1B6BEF #5490F3 #8DB5F7 #C6DAFB

Accessibility & contrast

On white

3.15

#5490F3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.66

#5490F3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5490F3

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5490F3	#FFFFFF	#000000	##000000
##5490F3	1.00	3.15	6.66	6.66
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.66	21.00	1.00	1.00
##000000	6.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6299F7

Deuteranopia (green-blind)

#4A8AF1

Tritanopia (blue-blind)

#00A7B6

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #5490f3;
/* rgb */ color: rgb(84, 144, 243);
/* oklch */ color: oklch(66.0% 0.161 259.9);

Tailwind

colors: {
  custom: {
    50: '#93b0f7',
    500: '#5490f3',
    950: '#000000',
  },
}

SCSS

$custom: #5490f3;
$custom-light: #93b0f7;
$custom-dark: #000000;

JSON

{
  "hex": "#5490f3",
  "rgb": {
    "r": 84,
    "g": 144,
    "b": 243
  },
  "hsl": {
    "h": 217.358,
    "s": 86.885,
    "l": 64.118
  },
  "oklch": {
    "l": 0.65997,
    "c": 0.16061,
    "h": 259.9
  },
  "luminance": 0.28302
}

Semantic roles & 50–950 ramp

primary

#5490F3

secondary

#EDD8B6

accent

#8E02E3

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #5490F3

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

Preview Lab → · Contrast checker → · Palette generator →