#5B87FE#5B87FE

#5B87FE is a light, vivid blue. Relative luminance 0.267; OKLCH L 65.2% C 0.183 H 266.2°. Best body text is #000000 at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#5B87FE
RGB	rgb(91, 135, 254)
HSL	hsl(224, 99%, 68%)
HSV	hsv(224, 64%, 100%)
CMYK	cmyk(64.2%, 46.9%, 0%, 0.4%)
CIE-LAB	lab(58.70, 21.68, -63.83)
CIE-LCH	lch(58.70, 67.41, 288.76°)
OKLab	oklab(65.16% -0.0122 -0.1827)
OKLCH	oklch(65.16% 0.183 266.2)
XYZ	xyz(30.8616, 26.7050, 97.2749)
Luminance	0.2671 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B87FE #FED25B

analogous

#5BD8FE #5B87FE #815BFE

triadic

#5B87FE #FE5B87 #87FE5B

tetradic

#5B87FE #FE5BD8 #FED25B #5BFE81

square

#5B87FE #FE5BD8 #FED25B #5BFE81

split-complementary

#5B87FE #FE815B #D8FE5B

monochromatic

#013DDD #1E5AFE #5B87FE #98B4FE #D5E0FF

Accessibility & contrast

On white

3.31

#5B87FE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.34

#5B87FE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B87FE

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B87FE	#FFFFFF	#000000	##000000
##5B87FE	1.00	3.31	6.34	6.34
#FFFFFF	3.31	1.00	21.00	21.00
#000000	6.34	21.00	1.00	1.00
##000000	6.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A95FF

Deuteranopia (green-blind)

#2886FC

Tritanopia (blue-blind)

#00A2B6

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #5b87fe;
/* rgb */ color: rgb(91, 135, 254);
/* oklch */ color: oklch(65.2% 0.183 266.2);

Tailwind

colors: {
  custom: {
    50: '#98a9ff',
    500: '#5b87fe',
    950: '#000000',
  },
}

SCSS

$custom: #5b87fe;
$custom-light: #98a9ff;
$custom-dark: #000000;

JSON

{
  "hex": "#5b87fe",
  "rgb": {
    "r": 91,
    "g": 135,
    "b": 254
  },
  "hsl": {
    "h": 223.804,
    "s": 98.788,
    "l": 67.647
  },
  "oklch": {
    "l": 0.65163,
    "c": 0.18312,
    "h": 266.2
  },
  "luminance": 0.26708
}

Semantic roles & 50–950 ramp

primary

#5B87FE

secondary

#F4E6C1

accent

#A800E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F0F18

muted

#7F7F86

Preview Lab

Preview with #5B87FE

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

Preview Lab → · Contrast checker → · Palette generator →