#5B82CB#5B82CB

#5B82CB is a mid, moderate blue. Relative luminance 0.225; OKLCH L 61.1% C 0.120 H 262.1°. Best body text is #000000 at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#5B82CB
RGB	rgb(91, 130, 203)
HSL	hsl(219, 52%, 58%)
HSV	hsv(219, 55%, 80%)
CMYK	cmyk(55.2%, 36%, 0%, 20.4%)
CIE-LAB	lab(54.55, 7.80, -41.97)
CIE-LCH	lch(54.55, 42.69, 280.53°)
OKLab	oklab(61.06% -0.0165 -0.1187)
OKLCH	oklch(61.06% 0.12 262.1)
XYZ	xyz(23.0728, 22.4994, 59.6153)
Luminance	0.2250 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B82CB #CBA45B

analogous

#5BBACB #5B82CB #6C5BCB

triadic

#5B82CB #CB5B82 #82CB5B

tetradic

#5B82CB #CB5BBA #CBA45B #5BCB6C

square

#5B82CB #CB5BBA #CBA45B #5BCB6C

split-complementary

#5B82CB #CB6C5B #BACB5B

monochromatic

#294882 #3862B1 #5B82CB #89A5DA #B8C9E8

Accessibility & contrast

On white

3.82

#5B82CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.50

#5B82CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B82CB

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B82CB	#FFFFFF	#000000	##000000
##5B82CB	1.00	3.82	5.50	5.50
#FFFFFF	3.82	1.00	21.00	21.00
#000000	5.50	21.00	1.00	1.00
##000000	5.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6488CE

Deuteranopia (green-blind)

#577EC9

Tritanopia (blue-blind)

#15929D

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #5b82cb;
/* rgb */ color: rgb(91, 130, 203);
/* oklch */ color: oklch(61.1% 0.120 262.1);

Tailwind

colors: {
  custom: {
    50: '#91a6db',
    500: '#5b82cb',
    950: '#000000',
  },
}

SCSS

$custom: #5b82cb;
$custom-light: #91a6db;
$custom-dark: #000000;

JSON

{
  "hex": "#5b82cb",
  "rgb": {
    "r": 91,
    "g": 130,
    "b": 203
  },
  "hsl": {
    "h": 219.107,
    "s": 51.852,
    "l": 57.647
  },
  "oklch": {
    "l": 0.61062,
    "c": 0.11982,
    "h": 262.1
  },
  "luminance": 0.22501
}

Semantic roles & 50–950 ramp

primary

#5B82CB

secondary

#D7C8AA

accent

#AA4CDB

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0D0F15

muted

#7E7F83

Preview Lab

Preview with #5B82CB

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

Preview Lab → · Contrast checker → · Palette generator →