#5251CE#5251CE

#5251CE is a mid, vivid blue. Relative luminance 0.121; OKLCH L 51.0% C 0.188 H 277.8°. Best body text is #FFFFFF at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#5251CE
RGB	rgb(82, 81, 206)
HSL	hsl(240, 56%, 56%)
HSV	hsv(240, 61%, 81%)
CMYK	cmyk(60.2%, 60.7%, 0%, 19.2%)
CIE-LAB	lab(41.43, 37.23, -64.77)
CIE-LCH	lch(41.43, 74.71, 299.89°)
OKLab	oklab(51.03% 0.0254 -0.1863)
OKLCH	oklch(51.03% 0.188 277.8)
XYZ	xyz(17.5591, 12.1336, 59.7973)
Luminance	0.1213 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5251CE #CDCE51

analogous

#518FCE #5251CE #9151CE

triadic

#5251CE #CE5251 #51CE52

tetradic

#5251CE #CE518F #CDCE51 #51CE91

square

#5251CE #CE518F #CDCE51 #51CE91

split-complementary

#5251CE #CE9151 #8FCE51

monochromatic

#252480 #3332B0 #5251CE #8181DB #B1B1E9

Accessibility & contrast

On white

6.13

#5251CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#5251CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5251CE

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5251CE	#FFFFFF	#000000	##FFFFFF
##5251CE	1.00	6.13	3.43	6.13
#FFFFFF	6.13	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067D2

Deuteranopia (green-blind)

#005CCC

Tritanopia (blue-blind)

#007088

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #5251ce;
/* rgb */ color: rgb(82, 81, 206);
/* oklch */ color: oklch(51.0% 0.188 277.8);

Tailwind

colors: {
  custom: {
    50: '#8f82de',
    500: '#5251ce',
    950: '#000000',
  },
}

SCSS

$custom: #5251ce;
$custom-light: #8f82de;
$custom-dark: #000000;

JSON

{
  "hex": "#5251ce",
  "rgb": {
    "r": 82,
    "g": 81,
    "b": 206
  },
  "hsl": {
    "h": 240.48,
    "s": 56.054,
    "l": 56.275
  },
  "oklch": {
    "l": 0.51025,
    "c": 0.18801,
    "h": 277.8
  },
  "luminance": 0.12135
}

Semantic roles & 50–950 ramp

primary

#5251CE

secondary

#D7D7A4

accent

#DF48DE

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #5251CE

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

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