#5271BD#5271BD

#5271BD is a mid, vivid blue. Relative luminance 0.173; OKLCH L 56.1% C 0.124 H 265.8°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#5271BD
RGB	rgb(82, 113, 189)
HSL	hsl(223, 45%, 53%)
HSV	hsv(223, 57%, 74%)
CMYK	cmyk(56.6%, 40.2%, 0%, 25.9%)
CIE-LAB	lab(48.61, 11.64, -43.41)
CIE-LCH	lch(48.61, 44.94, 285.01°)
OKLab	oklab(56.09% -0.009 -0.1232)
OKLCH	oklch(56.09% 0.124 265.8)
XYZ	xyz(18.5670, 17.2768, 50.4906)
Luminance	0.1728 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5271BD #BD9E52

analogous

#52A6BD #5271BD #6852BD

triadic

#5271BD #BD5271 #71BD52

tetradic

#5271BD #BD52A6 #BD9E52 #52BD68

square

#5271BD #BD52A6 #BD9E52 #52BD68

split-complementary

#5271BD #BD6852 #A6BD52

monochromatic

#293C6C #3A5598 #5271BD #7E95CE #ABBADF

Accessibility & contrast

On white

4.71

#5271BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#5271BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5271BD

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5271BD	#FFFFFF	#000000	##FFFFFF
##5271BD	1.00	4.71	4.46	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5179C0

Deuteranopia (green-blind)

#446FBB

Tritanopia (blue-blind)

#08828E

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #5271bd;
/* rgb */ color: rgb(82, 113, 189);
/* oklch */ color: oklch(56.1% 0.124 265.8);

Tailwind

colors: {
  custom: {
    50: '#8a99d1',
    500: '#5271bd',
    950: '#000000',
  },
}

SCSS

$custom: #5271bd;
$custom-light: #8a99d1;
$custom-dark: #000000;

JSON

{
  "hex": "#5271bd",
  "rgb": {
    "r": 82,
    "g": 113,
    "b": 189
  },
  "hsl": {
    "h": 222.617,
    "s": 44.77,
    "l": 53.137
  },
  "oklch": {
    "l": 0.56092,
    "c": 0.12353,
    "h": 265.8
  },
  "luminance": 0.17278
}

Semantic roles & 50–950 ramp

primary

#5271BD

secondary

#CCBF9E

accent

#AF53D4

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0D14

muted

#7D7E82

Preview Lab

Preview with #5271BD

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

Preview Lab → · Contrast checker → · Palette generator →