#5A91EA#5A91EA

#5A91EA is a light, vivid blue. Relative luminance 0.284; OKLCH L 66.0% C 0.146 H 259.6°. Best body text is #000000 at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#5A91EA
RGB	rgb(90, 145, 234)
HSL	hsl(217, 77%, 64%)
HSV	hsv(217, 62%, 92%)
CMYK	cmyk(61.5%, 38%, 0%, 8.2%)
CIE-LAB	lab(60.21, 8.82, -50.38)
CIE-LCH	lch(60.21, 51.15, 279.93°)
OKLab	oklab(65.96% -0.0263 -0.1431)
OKLCH	oklch(65.96% 0.146 259.6)
XYZ	xyz(29.1879, 28.3623, 81.7622)
Luminance	0.2837 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A91EA #EAB35A

analogous

#5AD9EA #5A91EA #6B5AEA

triadic

#5A91EA #EA5A91 #91EA5A

tetradic

#5A91EA #EA5AD9 #EAB35A #5AEA6B

square

#5A91EA #EA5AD9 #EAB35A #5AEA6B

split-complementary

#5A91EA #EA6B5A #D9EA5A

monochromatic

#1752B3 #246DE3 #5A91EA #90B5F1 #C7D9F8

Accessibility & contrast

On white

3.15

#5A91EA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.67

#5A91EA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5A91EA

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A91EA	#FFFFFF	#000000	##000000
##5A91EA	1.00	3.15	6.67	6.67
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.67	21.00	1.00	1.00
##000000	6.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A98EE

Deuteranopia (green-blind)

#568BE8

Tritanopia (blue-blind)

#00A5B2

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #5a91ea;
/* rgb */ color: rgb(90, 145, 234);
/* oklch */ color: oklch(66.0% 0.146 259.6);

Tailwind

colors: {
  custom: {
    50: '#95b0f1',
    500: '#5a91ea',
    950: '#000000',
  },
}

SCSS

$custom: #5a91ea;
$custom-light: #95b0f1;
$custom-dark: #000000;

JSON

{
  "hex": "#5a91ea",
  "rgb": {
    "r": 90,
    "g": 145,
    "b": 234
  },
  "hsl": {
    "h": 217.083,
    "s": 77.419,
    "l": 63.529
  },
  "oklch": {
    "l": 0.65957,
    "c": 0.14551,
    "h": 259.6
  },
  "luminance": 0.28365
}

Semantic roles & 50–950 ramp

primary

#5A91EA

secondary

#E9D6B6

accent

#8B0CDA

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #5A91EA

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

Preview Lab → · Contrast checker → · Palette generator →