#5B8BE7#5B8BE7

#5B8BE7 is a light, vivid blue. Relative luminance 0.265; OKLCH L 64.6% C 0.148 H 262.2°. Best body text is #000000 at 6.29:1 contrast (WCAG AA passes).

Color values

HEX	#5B8BE7
RGB	rgb(91, 139, 231)
HSL	hsl(219, 74%, 63%)
HSV	hsv(219, 61%, 91%)
CMYK	cmyk(60.6%, 39.8%, 0%, 9.4%)
CIE-LAB	lab(58.47, 11.58, -51.49)
CIE-LCH	lch(58.47, 52.77, 282.67°)
OKLab	oklab(64.57% -0.02 -0.1464)
OKLCH	oklch(64.57% 0.148 262.2)
XYZ	xyz(27.9658, 26.4564, 79.2187)
Luminance	0.2646 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B8BE7 #E7B75B

analogous

#5BD1E7 #5B8BE7 #715BE7

triadic

#5B8BE7 #E75B8B #8BE75B

tetradic

#5B8BE7 #E75BD1 #E7B75B #5BE771

square

#5B8BE7 #E75BD1 #E7B75B #5BE771

split-complementary

#5B8BE7 #E7715B #D1E75B

monochromatic

#194CAE #2665DF #5B8BE7 #90B1EF #C6D7F7

Accessibility & contrast

On white

3.34

#5B8BE7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.29

#5B8BE7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B8BE7

6.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B8BE7	#FFFFFF	#000000	##000000
##5B8BE7	1.00	3.34	6.29	6.29
#FFFFFF	3.34	1.00	21.00	21.00
#000000	6.29	21.00	1.00	1.00
##000000	6.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6394EB

Deuteranopia (green-blind)

#4F87E5

Tritanopia (blue-blind)

#00A0AE

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #5b8be7;
/* rgb */ color: rgb(91, 139, 231);
/* oklch */ color: oklch(64.6% 0.148 262.2);

Tailwind

colors: {
  custom: {
    50: '#95acef',
    500: '#5b8be7',
    950: '#000000',
  },
}

SCSS

$custom: #5b8be7;
$custom-light: #95acef;
$custom-dark: #000000;

JSON

{
  "hex": "#5b8be7",
  "rgb": {
    "r": 91,
    "g": 139,
    "b": 231
  },
  "hsl": {
    "h": 219.429,
    "s": 74.468,
    "l": 63.137
  },
  "oklch": {
    "l": 0.64565,
    "c": 0.14776,
    "h": 262.2
  },
  "luminance": 0.26459
}

Semantic roles & 50–950 ramp

primary

#5B8BE7

secondary

#E8D7B6

accent

#920FD7

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #5B8BE7

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

Preview Lab → · Contrast checker → · Palette generator →