#5271DD#5271DD

#5271DD is a mid, vivid blue. Relative luminance 0.188; OKLCH L 58.1% C 0.168 H 268.7°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#5271DD
RGB	rgb(82, 113, 221)
HSL	hsl(227, 67%, 59%)
HSV	hsv(227, 63%, 87%)
CMYK	cmyk(62.9%, 48.9%, 0%, 13.3%)
CIE-LAB	lab(50.48, 22.44, -58.69)
CIE-LCH	lch(50.48, 62.83, 290.93°)
OKLab	oklab(58.13% -0.0039 -0.168)
OKLCH	oklch(58.13% 0.168 268.7)
XYZ	xyz(22.4315, 18.8226, 70.8436)
Luminance	0.1883 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5271DD #DDBE52

analogous

#52B6DD #5271DD #7952DD

triadic

#5271DD #DD5271 #71DD52

tetradic

#5271DD #DD52B6 #DDBE52 #52DD79

square

#5271DD #DD52B6 #DDBE52 #52DD79

split-complementary

#5271DD #DD7952 #B6DD52

monochromatic

#1E3997 #284CCA #5271DD #859BE7 #B8C5F1

Accessibility & contrast

On white

4.41

#5271DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#5271DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5271DD

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5271DD	#FFFFFF	#000000	##000000
##5271DD	1.00	4.41	4.76	4.76
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#377FE1

Deuteranopia (green-blind)

#1672DB

Tritanopia (blue-blind)

#008A9C

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #5271dd;
/* rgb */ color: rgb(82, 113, 221);
/* oklch */ color: oklch(58.1% 0.168 268.7);

Tailwind

colors: {
  custom: {
    50: '#8f99e8',
    500: '#5271dd',
    950: '#000000',
  },
}

SCSS

$custom: #5271dd;
$custom-light: #8f99e8;
$custom-dark: #000000;

JSON

{
  "hex": "#5271dd",
  "rgb": {
    "r": 82,
    "g": 113,
    "b": 221
  },
  "hsl": {
    "h": 226.619,
    "s": 67.15,
    "l": 59.412
  },
  "oklch": {
    "l": 0.5813,
    "c": 0.16809,
    "h": 268.7
  },
  "luminance": 0.18825
}

Semantic roles & 50–950 ramp

primary

#5271DD

secondary

#E0D4AA

accent

#C43EEA

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #5271DD

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

Preview Lab → · Contrast checker → · Palette generator →