#5B8DEE#5B8DEE

#5B8DEE is a light, vivid blue. Relative luminance 0.274; OKLCH L 65.4% C 0.155 H 262.4°. Best body text is #000000 at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#5B8DEE
RGB	rgb(91, 141, 238)
HSL	hsl(220, 81%, 65%)
HSV	hsv(220, 62%, 93%)
CMYK	cmyk(61.8%, 40.8%, 0%, 6.7%)
CIE-LAB	lab(59.38, 12.71, -53.91)
CIE-LCH	lch(59.38, 55.39, 283.26°)
OKLab	oklab(65.39% -0.0206 -0.1535)
OKLCH	oklch(65.39% 0.155 262.4)
XYZ	xyz(29.2665, 27.4443, 84.6273)
Luminance	0.2745 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B8DEE #EEBC5B

analogous

#5BD6EE #5B8DEE #735BEE

triadic

#5B8DEE #EE5B8D #8DEE5B

tetradic

#5B8DEE #EE5BD6 #EEBC5B #5BEE73

square

#5B8DEE #EE5BD6 #EEBC5B #5BEE73

split-complementary

#5B8DEE #EE735B #D6EE5B

monochromatic

#134CBB #2466E8 #5B8DEE #92B4F4 #CADAF9

Accessibility & contrast

On white

3.24

#5B8DEE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.49

#5B8DEE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B8DEE

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B8DEE	#FFFFFF	#000000	##000000
##5B8DEE	1.00	3.24	6.49	6.49
#FFFFFF	3.24	1.00	21.00	21.00
#000000	6.49	21.00	1.00	1.00
##000000	6.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6296F2

Deuteranopia (green-blind)

#4C89EC

Tritanopia (blue-blind)

#00A3B2

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #5b8dee;
/* rgb */ color: rgb(91, 141, 238);
/* oklch */ color: oklch(65.4% 0.155 262.4);

Tailwind

colors: {
  custom: {
    50: '#96adf4',
    500: '#5b8dee',
    950: '#000000',
  },
}

SCSS

$custom: #5b8dee;
$custom-light: #96adf4;
$custom-dark: #000000;

JSON

{
  "hex": "#5b8dee",
  "rgb": {
    "r": 91,
    "g": 141,
    "b": 238
  },
  "hsl": {
    "h": 219.592,
    "s": 81.215,
    "l": 64.51
  },
  "oklch": {
    "l": 0.65394,
    "c": 0.15487,
    "h": 262.4
  },
  "luminance": 0.27447
}

Semantic roles & 50–950 ramp

primary

#5B8DEE

secondary

#ECDBB9

accent

#9508DE

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #5B8DEE

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

Preview Lab → · Contrast checker → · Palette generator →