#5257E4#5257E4

#5257E4 is a mid, highly saturated blue. Relative luminance 0.142; OKLCH L 53.8% C 0.209 H 275.3°. Best body text is #FFFFFF at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#5257E4
RGB	rgb(82, 87, 228)
HSL	hsl(238, 73%, 61%)
HSV	hsv(238, 64%, 89%)
CMYK	cmyk(64%, 61.8%, 0%, 10.6%)
CIE-LAB	lab(44.53, 40.81, -72.28)
CIE-LCH	lch(44.53, 83.01, 299.45°)
OKLab	oklab(53.84% 0.0193 -0.2083)
OKLCH	oklch(53.84% 0.209 275.3)
XYZ	xyz(20.8869, 14.2099, 75.0258)
Luminance	0.1421 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5257E4 #E4DF52

analogous

#52A0E4 #5257E4 #9652E4

triadic

#5257E4 #E45257 #57E452

tetradic

#5257E4 #E452A0 #E4DF52 #52E496

square

#5257E4 #E452A0 #E4DF52 #52E496

split-complementary

#5257E4 #E49652 #A0E452

monochromatic

#191EA2 #2228D7 #5257E4 #878AEC #BCBEF5

Accessibility & contrast

On white

5.47

#5257E4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.84

#5257E4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5257E4

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5257E4	#FFFFFF	#000000	##FFFFFF
##5257E4	1.00	5.47	3.84	5.47
#FFFFFF	5.47	1.00	21.00	1.00
#000000	3.84	21.00	1.00	21.00
##FFFFFF	5.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0070E9

Deuteranopia (green-blind)

#0063E1

Tritanopia (blue-blind)

#007B95

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #5257e4;
/* rgb */ color: rgb(82, 87, 228);
/* oklch */ color: oklch(53.8% 0.209 275.3);

Tailwind

colors: {
  custom: {
    50: '#9286ee',
    500: '#5257e4',
    950: '#000000',
  },
}

SCSS

$custom: #5257e4;
$custom-light: #9286ee;
$custom-dark: #000000;

JSON

{
  "hex": "#5257e4",
  "rgb": {
    "r": 82,
    "g": 87,
    "b": 228
  },
  "hsl": {
    "h": 237.945,
    "s": 73,
    "l": 60.784
  },
  "oklch": {
    "l": 0.5384,
    "c": 0.20921,
    "h": 275.3
  },
  "luminance": 0.14212
}

Semantic roles & 50–950 ramp

primary

#5257E4

secondary

#E5E3AD

accent

#CE10D5

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #5257E4

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

Preview Lab → · Contrast checker → · Palette generator →