#5271EE#5271EE

#5271EE is a mid, vivid blue. Relative luminance 0.198; OKLCH L 59.3% C 0.191 H 269.3°. Best body text is #000000 at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#5271EE
RGB	rgb(82, 113, 238)
HSL	hsl(228, 82%, 63%)
HSV	hsv(228, 66%, 93%)
CMYK	cmyk(65.5%, 52.5%, 0%, 6.7%)
CIE-LAB	lab(51.58, 28.25, -66.46)
CIE-LCH	lch(51.58, 72.22, 293.03°)
OKLab	oklab(59.32% -0.0023 -0.1909)
OKLCH	oklch(59.32% 0.191 269.3)
XYZ	xyz(24.8122, 19.7748, 83.3817)
Luminance	0.1978 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5271EE #EECF52

analogous

#52BFEE #5271EE #8152EE

triadic

#5271EE #EE5271 #71EE52

tetradic

#5271EE #EE52BF #EECF52 #52EE81

square

#5271EE #EE52BF #EECF52 #52EE81

split-complementary

#5271EE #EE8152 #BFEE52

monochromatic

#1232B4 #1A43E9 #5271EE #8A9FF3 #C1CCF9

Accessibility & contrast

On white

4.24

#5271EE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.96

#5271EE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5271EE

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5271EE	#FFFFFF	#000000	##000000
##5271EE	1.00	4.24	4.96	4.96
#FFFFFF	4.24	1.00	21.00	21.00
#000000	4.96	21.00	1.00	1.00
##000000	4.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C82F2

Deuteranopia (green-blind)

#0074EB

Tritanopia (blue-blind)

#008FA5

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #5271ee;
/* rgb */ color: rgb(82, 113, 238);
/* oklch */ color: oklch(59.3% 0.191 269.3);

Tailwind

colors: {
  custom: {
    50: '#9299f4',
    500: '#5271ee',
    950: '#000000',
  },
}

SCSS

$custom: #5271ee;
$custom-light: #9299f4;
$custom-dark: #000000;

JSON

{
  "hex": "#5271ee",
  "rgb": {
    "r": 82,
    "g": 113,
    "b": 238
  },
  "hsl": {
    "h": 228.077,
    "s": 82.105,
    "l": 62.745
  },
  "oklch": {
    "l": 0.59317,
    "c": 0.19093,
    "h": 269.3
  },
  "luminance": 0.19777
}

Semantic roles & 50–950 ramp

primary

#5271EE

secondary

#EADFB2

accent

#B407DE

background

#F9F9FF

surface

#F2F2FE

border

#CCCCD6

text

#0E0D17

muted

#7E7E85

Preview Lab

Preview with #5271EE

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

Preview Lab → · Contrast checker → · Palette generator →