#5A91E7#5A91E7

#5A91E7 is a light, vivid blue. Relative luminance 0.282; OKLCH L 65.8% C 0.142 H 259.0°. Best body text is #000000 at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#5A91E7
RGB	rgb(90, 145, 231)
HSL	hsl(217, 75%, 63%)
HSV	hsv(217, 61%, 91%)
CMYK	cmyk(61%, 37.2%, 0%, 9.4%)
CIE-LAB	lab(60.06, 7.83, -48.96)
CIE-LCH	lch(60.06, 49.58, 279.08°)
OKLab	oklab(65.79% -0.027 -0.139)
OKLCH	oklch(65.79% 0.142 259)
XYZ	xyz(28.7606, 28.1914, 79.5116)
Luminance	0.2819 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A91E7 #E7B05A

analogous

#5AD7E7 #5A91E7 #6A5AE7

triadic

#5A91E7 #E75A91 #91E75A

tetradic

#5A91E7 #E75AD7 #E7B05A #5AE76A

square

#5A91E7 #E75AD7 #E7B05A #5AE76A

split-complementary

#5A91E7 #E76A5A #D7E75A

monochromatic

#1953AD #256DDF #5A91E7 #8FB5EF #C5D8F7

Accessibility & contrast

On white

3.16

#5A91E7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.64

#5A91E7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5A91E7

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A91E7	#FFFFFF	#000000	##000000
##5A91E7	1.00	3.16	6.64	6.64
#FFFFFF	3.16	1.00	21.00	21.00
#000000	6.64	21.00	1.00	1.00
##000000	6.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C98EA

Deuteranopia (green-blind)

#598BE5

Tritanopia (blue-blind)

#00A4B1

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #5a91e7;
/* rgb */ color: rgb(90, 145, 231);
/* oklch */ color: oklch(65.8% 0.142 259.0);

Tailwind

colors: {
  custom: {
    50: '#94b0ef',
    500: '#5a91e7',
    950: '#000000',
  },
}

SCSS

$custom: #5a91e7;
$custom-light: #94b0ef;
$custom-dark: #000000;

JSON

{
  "hex": "#5a91e7",
  "rgb": {
    "r": 90,
    "g": 145,
    "b": 231
  },
  "hsl": {
    "h": 216.596,
    "s": 74.603,
    "l": 62.941
  },
  "oklch": {
    "l": 0.65788,
    "c": 0.14156,
    "h": 259
  },
  "luminance": 0.28194
}

Semantic roles & 50–950 ramp

primary

#5A91E7

secondary

#E8D4B5

accent

#890FD7

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #5A91E7

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

Preview Lab → · Contrast checker → · Palette generator →