#5A90F9#5A90F9

#5A90F9 is a light, vivid blue. Relative luminance 0.290; OKLCH L 66.6% C 0.166 H 262.3°. Best body text is #000000 at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#5A90F9
RGB	rgb(90, 144, 249)
HSL	hsl(220, 93%, 66%)
HSV	hsv(220, 64%, 98%)
CMYK	cmyk(63.9%, 42.2%, 0%, 2.4%)
CIE-LAB	lab(60.74, 14.43, -57.81)
CIE-LCH	lch(60.74, 59.59, 284.01°)
OKLab	oklab(66.63% -0.0223 -0.1649)
OKLCH	oklch(66.63% 0.166 262.3)
XYZ	xyz(31.2826, 28.9568, 93.5448)
Luminance	0.2896 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A90F9 #F9C35A

analogous

#5ADFF9 #5A90F9 #745AF9

triadic

#5A90F9 #F95A90 #90F95A

tetradic

#5A90F9 #F95ADF #F9C35A #5AF974

square

#5A90F9 #F95ADF #F9C35A #5AF974

split-complementary

#5A90F9 #F9745A #DFF95A

monochromatic

#084CD1 #1F68F7 #5A90F9 #95B8FB #D0DFFD

Accessibility & contrast

On white

3.09

#5A90F9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.79

#5A90F9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5A90F9

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A90F9	#FFFFFF	#000000	##000000
##5A90F9	1.00	3.09	6.79	6.79
#FFFFFF	3.09	1.00	21.00	21.00
#000000	6.79	21.00	1.00	1.00
##000000	6.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F9AFD

Deuteranopia (green-blind)

#468CF7

Tritanopia (blue-blind)

#00A8B8

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #5a90f9;
/* rgb */ color: rgb(90, 144, 249);
/* oklch */ color: oklch(66.6% 0.166 262.3);

Tailwind

colors: {
  custom: {
    50: '#97b0fc',
    500: '#5a90f9',
    950: '#000000',
  },
}

SCSS

$custom: #5a90f9;
$custom-light: #97b0fc;
$custom-dark: #000000;

JSON

{
  "hex": "#5a90f9",
  "rgb": {
    "r": 90,
    "g": 144,
    "b": 249
  },
  "hsl": {
    "h": 219.623,
    "s": 92.982,
    "l": 66.471
  },
  "oklch": {
    "l": 0.66626,
    "c": 0.16642,
    "h": 262.3
  },
  "luminance": 0.2896
}

Semantic roles & 50–950 ramp

primary

#5A90F9

secondary

#F1E0BE

accent

#9800E6

background

#FAFAFF

surface

#F3F4FF

border

#CDCED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #5A90F9

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

Preview Lab → · Contrast checker → · Palette generator →