#5251EC#5251EC

#5251EC is a mid, highly saturated blue. Relative luminance 0.137; OKLCH L 53.5% C 0.226 H 275.9°. Best body text is #FFFFFF at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#5251EC
RGB	rgb(82, 81, 236)
HSL	hsl(240, 80%, 62%)
HSV	hsv(240, 66%, 93%)
CMYK	cmyk(65.3%, 65.7%, 0%, 7.5%)
CIE-LAB	lab(43.85, 46.96, -77.93)
CIE-LCH	lch(43.85, 90.98, 301.07°)
OKLab	oklab(53.54% 0.0231 -0.2249)
OKLCH	oklch(53.54% 0.226 275.9)
XYZ	xyz(21.5575, 13.7330, 80.8553)
Luminance	0.1373 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5251EC #EBEC51

analogous

#519EEC #5251EC #A051EC

triadic

#5251EC #EC5251 #51EC52

tetradic

#5251EC #EC519E #EBEC51 #51ECA0

square

#5251EC #EC519E #EBEC51 #51ECA0

split-complementary

#5251EC #ECA051 #9EEC51

monochromatic

#1413AF #1B1AE6 #5251EC #8988F2 #C0BFF8

Accessibility & contrast

On white

5.60

#5251EC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#5251EC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5251EC

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5251EC	#FFFFFF	#000000	##FFFFFF
##5251EC	1.00	5.60	3.75	5.60
#FFFFFF	5.60	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FF1

Deuteranopia (green-blind)

#0061E9

Tritanopia (blue-blind)

#007A98

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #5251ec;
/* rgb */ color: rgb(82, 81, 236);
/* oklch */ color: oklch(53.5% 0.226 275.9);

Tailwind

colors: {
  custom: {
    50: '#9483f3',
    500: '#5251ec',
    950: '#000000',
  },
}

SCSS

$custom: #5251ec;
$custom-light: #9483f3;
$custom-dark: #000000;

JSON

{
  "hex": "#5251ec",
  "rgb": {
    "r": 82,
    "g": 81,
    "b": 236
  },
  "hsl": {
    "h": 240.387,
    "s": 80.311,
    "l": 62.157
  },
  "oklch": {
    "l": 0.53542,
    "c": 0.22608,
    "h": 275.9
  },
  "luminance": 0.13735
}

Semantic roles & 50–950 ramp

primary

#5251EC

secondary

#E8E9B0

accent

#DD09DB

background

#FAF8FF

surface

#F3EFFE

border

#CDCAD6

text

#0F0A17

muted

#7F7C85

Preview Lab

Preview with #5251EC

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

Preview Lab → · Contrast checker → · Palette generator →