#5B82BB#5B82BB

#5B82BB is a mid, moderate blue. Relative luminance 0.218; OKLCH L 60.2% C 0.098 H 257.8°. Best body text is #000000 at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#5B82BB
RGB	rgb(91, 130, 187)
HSL	hsl(216, 41%, 55%)
HSV	hsv(216, 51%, 73%)
CMYK	cmyk(51.3%, 30.5%, 0%, 26.7%)
CIE-LAB	lab(53.79, 2.72, -34.06)
CIE-LCH	lch(53.79, 34.17, 274.56°)
OKLab	oklab(60.22% -0.0207 -0.0957)
OKLCH	oklch(60.22% 0.098 257.8)
XYZ	xyz(21.2636, 21.7757, 50.0867)
Luminance	0.2178 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B82BB #BB945B

analogous

#5BB2BB #5B82BB #645BBB

triadic

#5B82BB #BB5B82 #82BB5B

tetradic

#5B82BB #BB5BB2 #BB945B #5BBB64

square

#5B82BB #BB5BB2 #BB945B #5BBB64

split-complementary

#5B82BB #BB645B #B2BB5B

monochromatic

#2E486E #406499 #5B82BB #86A3CD #B2C4DF

Accessibility & contrast

On white

3.92

#5B82BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.36

#5B82BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B82BB

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B82BB	#FFFFFF	#000000	##000000
##5B82BB	1.00	3.92	5.36	5.36
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.36	21.00	1.00	1.00
##000000	5.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C86BD

Deuteranopia (green-blind)

#607CBA

Tritanopia (blue-blind)

#2C8F96

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #5b82bb;
/* rgb */ color: rgb(91, 130, 187);
/* oklch */ color: oklch(60.2% 0.098 257.8);

Tailwind

colors: {
  custom: {
    50: '#8fa6cf',
    500: '#5b82bb',
    950: '#000000',
  },
}

SCSS

$custom: #5b82bb;
$custom-light: #8fa6cf;
$custom-dark: #000000;

JSON

{
  "hex": "#5b82bb",
  "rgb": {
    "r": 91,
    "g": 130,
    "b": 187
  },
  "hsl": {
    "h": 215.625,
    "s": 41.379,
    "l": 54.51
  },
  "oklch": {
    "l": 0.60216,
    "c": 0.09791,
    "h": 257.8
  },
  "luminance": 0.21777
}

Semantic roles & 50–950 ramp

primary

#5B82BB

secondary

#CDBDA5

accent

#9F57D1

background

#F9FAFC

surface

#F1F4F9

border

#CBCED2

text

#0D0F14

muted

#7E7F82

Preview Lab

Preview with #5B82BB

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

Preview Lab → · Contrast checker → · Palette generator →