#5D91E4#5D91E4

#5D91E4 is a light, vivid blue. Relative luminance 0.282; OKLCH L 65.8% C 0.136 H 259.4°. Best body text is #000000 at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#5D91E4
RGB	rgb(93, 145, 228)
HSL	hsl(217, 71%, 63%)
HSV	hsv(217, 59%, 89%)
CMYK	cmyk(59.2%, 36.4%, 0%, 10.6%)
CIE-LAB	lab(60.05, 7.41, -47.31)
CIE-LCH	lch(60.05, 47.89, 278.90°)
OKLab	oklab(65.77% -0.0251 -0.1341)
OKLCH	oklch(65.77% 0.136 259.4)
XYZ	xyz(28.6383, 28.1769, 77.3132)
Luminance	0.2818 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5D91E4 #E4B05D

analogous

#5DD4E4 #5D91E4 #6C5DE4

triadic

#5D91E4 #E45D91 #91E45D

tetradic

#5D91E4 #E45DD4 #E4B05D #5DE46C

square

#5D91E4 #E45DD4 #E4B05D #5DE46C

split-complementary

#5D91E4 #E46C5D #D4E45D

monochromatic

#1C53AA #296DDB #5D91E4 #91B5ED #C6D8F5

Accessibility & contrast

On white

3.16

#5D91E4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.64

#5D91E4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5D91E4

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5D91E4	#FFFFFF	#000000	##000000
##5D91E4	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)

#6E98E7

Deuteranopia (green-blind)

#5C8BE2

Tritanopia (blue-blind)

#00A4B0

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #5d91e4;
/* rgb */ color: rgb(93, 145, 228);
/* oklch */ color: oklch(65.8% 0.136 259.4);

Tailwind

colors: {
  custom: {
    50: '#95b0ed',
    500: '#5d91e4',
    950: '#000000',
  },
}

SCSS

$custom: #5d91e4;
$custom-light: #95b0ed;
$custom-dark: #000000;

JSON

{
  "hex": "#5d91e4",
  "rgb": {
    "r": 93,
    "g": 145,
    "b": 228
  },
  "hsl": {
    "h": 216.889,
    "s": 71.429,
    "l": 62.941
  },
  "oklch": {
    "l": 0.65766,
    "c": 0.13643,
    "h": 259.4
  },
  "luminance": 0.28179
}

Semantic roles & 50–950 ramp

primary

#5D91E4

secondary

#E7D4B6

accent

#8912D3

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #5D91E4

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

Preview Lab → · Contrast checker → · Palette generator →