#5B87F1#5B87F1

#5B87F1 is a light, vivid blue. Relative luminance 0.259; OKLCH L 64.3% C 0.166 H 265.1°. Best body text is #000000 at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#5B87F1
RGB	rgb(91, 135, 241)
HSL	hsl(222, 84%, 65%)
HSV	hsv(222, 62%, 95%)
CMYK	cmyk(62.2%, 44%, 0%, 5.5%)
CIE-LAB	lab(57.94, 17.31, -57.87)
CIE-LCH	lch(57.94, 60.41, 286.65°)
OKLab	oklab(64.34% -0.0141 -0.1652)
OKLCH	oklch(64.34% 0.166 265.1)
XYZ	xyz(28.8501, 25.9004, 86.6809)
Luminance	0.2590 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B87F1 #F1C55B

analogous

#5BD2F1 #5B87F1 #7A5BF1

triadic

#5B87F1 #F15B87 #87F15B

tetradic

#5B87F1 #F15BD2 #F1C55B #5BF17A

square

#5B87F1 #F15BD2 #F1C55B #5BF17A

split-complementary

#5B87F1 #F17A5B #D2F15B

monochromatic

#1044C1 #235EEC #5B87F1 #93B0F6 #CCDAFB

Accessibility & contrast

On white

3.40

#5B87F1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.18

#5B87F1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B87F1

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B87F1	#FFFFFF	#000000	##000000
##5B87F1	1.00	3.40	6.18	6.18
#FFFFFF	3.40	1.00	21.00	21.00
#000000	6.18	21.00	1.00	1.00
##000000	6.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5593F5

Deuteranopia (green-blind)

#3D85EF

Tritanopia (blue-blind)

#009FB0

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #5b87f1;
/* rgb */ color: rgb(91, 135, 241);
/* oklch */ color: oklch(64.3% 0.166 265.1);

Tailwind

colors: {
  custom: {
    50: '#96a9f6',
    500: '#5b87f1',
    950: '#000000',
  },
}

SCSS

$custom: #5b87f1;
$custom-light: #96a9f6;
$custom-dark: #000000;

JSON

{
  "hex": "#5b87f1",
  "rgb": {
    "r": 91,
    "g": 135,
    "b": 241
  },
  "hsl": {
    "h": 222.4,
    "s": 84.27,
    "l": 65.098
  },
  "oklch": {
    "l": 0.64339,
    "c": 0.1658,
    "h": 265.1
  },
  "luminance": 0.25903
}

Semantic roles & 50–950 ramp

primary

#5B87F1

secondary

#EDDEBA

accent

#A005E1

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0F0F17

muted

#7E7F85

Preview Lab

Preview with #5B87F1

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

Preview Lab → · Contrast checker → · Palette generator →