#5D81EF#5D81EF

#5D81EF is a light, vivid blue. Relative luminance 0.243; OKLCH L 63.1% C 0.170 H 267.7°. Best body text is #000000 at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#5D81EF
RGB	rgb(93, 129, 239)
HSL	hsl(225, 82%, 65%)
HSV	hsv(225, 61%, 94%)
CMYK	cmyk(61.1%, 46%, 0%, 6.3%)
CIE-LAB	lab(56.34, 20.62, -59.32)
CIE-LCH	lch(56.34, 62.80, 289.17°)
OKLab	oklab(63.11% -0.0067 -0.1695)
OKLCH	oklch(63.11% 0.17 267.7)
XYZ	xyz(27.9391, 24.2573, 84.8544)
Luminance	0.2426 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5D81EF #EFCB5D

analogous

#5DCAEF #5D81EF #825DEF

triadic

#5D81EF #EF5D81 #81EF5D

tetradic

#5D81EF #EF5DCA #EFCB5D #5DEF82

square

#5D81EF #EF5DCA #EFCB5D #5DEF82

split-complementary

#5D81EF #EF825D #CAEF5D

monochromatic

#133DBF #2556E9 #5D81EF #95ACF5 #CCD8FA

Accessibility & contrast

On white

3.59

#5D81EF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.85

#5D81EF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5D81EF

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5D81EF	#FFFFFF	#000000	##000000
##5D81EF	1.00	3.59	5.85	5.85
#FFFFFF	3.59	1.00	21.00	21.00
#000000	5.85	21.00	1.00	1.00
##000000	5.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B8EF3

Deuteranopia (green-blind)

#3281ED

Tritanopia (blue-blind)

#009AAC

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #5d81ef;
/* rgb */ color: rgb(93, 129, 239);
/* oklch */ color: oklch(63.1% 0.170 267.7);

Tailwind

colors: {
  custom: {
    50: '#97a5f5',
    500: '#5d81ef',
    950: '#000000',
  },
}

SCSS

$custom: #5d81ef;
$custom-light: #97a5f5;
$custom-dark: #000000;

JSON

{
  "hex": "#5d81ef",
  "rgb": {
    "r": 93,
    "g": 129,
    "b": 239
  },
  "hsl": {
    "h": 225.205,
    "s": 82.022,
    "l": 65.098
  },
  "oklch": {
    "l": 0.63105,
    "c": 0.16961,
    "h": 267.7
  },
  "luminance": 0.2426
}

Semantic roles & 50–950 ramp

primary

#5D81EF

secondary

#EDE0BB

accent

#A907DE

background

#F9FAFF

surface

#F2F4FE

border

#CCCED6

text

#0F0F17

muted

#7E7F85

Preview Lab

Preview with #5D81EF

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

Preview Lab → · Contrast checker → · Palette generator →