#5B8BE1#5B8BE1

#5B8BE1 is a light, vivid blue. Relative luminance 0.261; OKLCH L 64.2% C 0.140 H 261.3°. Best body text is #000000 at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#5B8BE1
RGB	rgb(91, 139, 225)
HSL	hsl(219, 69%, 62%)
HSV	hsv(219, 60%, 88%)
CMYK	cmyk(59.6%, 38.2%, 0%, 11.8%)
CIE-LAB	lab(58.15, 9.59, -48.65)
CIE-LCH	lch(58.15, 49.58, 281.16°)
OKLab	oklab(64.22% -0.0212 -0.1381)
OKLCH	oklch(64.22% 0.14 261.3)
XYZ	xyz(27.1329, 26.1233, 74.8320)
Luminance	0.2613 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B8BE1 #E1B15B

analogous

#5BCEE1 #5B8BE1 #6E5BE1

triadic

#5B8BE1 #E15B8B #8BE15B

tetradic

#5B8BE1 #E15BCE #E1B15B #5BE16E

square

#5B8BE1 #E15BCE #E1B15B #5BE16E

split-complementary

#5B8BE1 #E16E5B #CEE15B

monochromatic

#1E4EA4 #2766D7 #5B8BE1 #8FB0EA #C2D4F4

Accessibility & contrast

On white

3.37

#5B8BE1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.23

#5B8BE1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B8BE1

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B8BE1	#FFFFFF	#000000	##000000
##5B8BE1	1.00	3.37	6.23	6.23
#FFFFFF	3.37	1.00	21.00	21.00
#000000	6.23	21.00	1.00	1.00
##000000	6.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6693E4

Deuteranopia (green-blind)

#5486DF

Tritanopia (blue-blind)

#009EAB

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #5b8be1;
/* rgb */ color: rgb(91, 139, 225);
/* oklch */ color: oklch(64.2% 0.140 261.3);

Tailwind

colors: {
  custom: {
    50: '#94aceb',
    500: '#5b8be1',
    950: '#000000',
  },
}

SCSS

$custom: #5b8be1;
$custom-light: #94aceb;
$custom-dark: #000000;

JSON

{
  "hex": "#5b8be1",
  "rgb": {
    "r": 91,
    "g": 139,
    "b": 225
  },
  "hsl": {
    "h": 218.507,
    "s": 69.072,
    "l": 61.961
  },
  "oklch": {
    "l": 0.6422,
    "c": 0.13971,
    "h": 261.3
  },
  "luminance": 0.26126
}

Semantic roles & 50–950 ramp

primary

#5B8BE1

secondary

#E5D3B3

accent

#8D14D1

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #5B8BE1

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

Preview Lab → · Contrast checker → · Palette generator →