#5391E9#5391E9

#5391E9 is a light, vivid blue. Relative luminance 0.280; OKLCH L 65.6% C 0.147 H 257.4°. Best body text is #000000 at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#5391E9
RGB	rgb(83, 145, 233)
HSL	hsl(215, 77%, 62%)
HSV	hsv(215, 64%, 91%)
CMYK	cmyk(64.4%, 37.8%, 0%, 8.6%)
CIE-LAB	lab(59.86, 7.26, -50.41)
CIE-LCH	lch(59.86, 50.93, 278.20°)
OKLab	oklab(65.58% -0.0321 -0.1433)
OKLCH	oklch(65.58% 0.147 257.4)
XYZ	xyz(28.3954, 27.9702, 80.9773)
Luminance	0.2797 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5391E9 #E9AB53

analogous

#53DCE9 #5391E9 #6053E9

triadic

#5391E9 #E95391 #91E953

tetradic

#5391E9 #E953DC #E9AB53 #53E960

square

#5391E9 #E953DC #E9AB53 #53E960

split-complementary

#5391E9 #E96053 #DCE953

monochromatic

#1654AC #1D6EE2 #5391E9 #89B4F0 #C0D6F7

Accessibility & contrast

On white

3.18

#5391E9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.59

#5391E9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5391E9

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5391E9	#FFFFFF	#000000	##000000
##5391E9	1.00	3.18	6.59	6.59
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.59	21.00	1.00	1.00
##000000	6.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A98ED

Deuteranopia (green-blind)

#548AE7

Tritanopia (blue-blind)

#00A5B2

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #5391e9;
/* rgb */ color: rgb(83, 145, 233);
/* oklch */ color: oklch(65.6% 0.147 257.4);

Tailwind

colors: {
  custom: {
    50: '#91b0f0',
    500: '#5391e9',
    950: '#000000',
  },
}

SCSS

$custom: #5391e9;
$custom-light: #91b0f0;
$custom-dark: #000000;

JSON

{
  "hex": "#5391e9",
  "rgb": {
    "r": 83,
    "g": 145,
    "b": 233
  },
  "hsl": {
    "h": 215.2,
    "s": 77.32,
    "l": 61.961
  },
  "oklch": {
    "l": 0.65584,
    "c": 0.14685,
    "h": 257.4
  },
  "luminance": 0.27973
}

Semantic roles & 50–950 ramp

primary

#5391E9

secondary

#E8D1B0

accent

#850CDA

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #5391E9

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

Preview Lab → · Contrast checker → · Palette generator →