#5251D7#5251D7

#5251D7 is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.8% C 0.200 H 277.2°. Best body text is #FFFFFF at 5.97:1 contrast (WCAG AA passes).

Color values

HEX	#5251D7
RGB	rgb(82, 81, 215)
HSL	hsl(240, 63%, 58%)
HSV	hsv(240, 62%, 84%)
CMYK	cmyk(61.9%, 62.3%, 0%, 15.7%)
CIE-LAB	lab(42.13, 40.17, -68.80)
CIE-LCH	lch(42.13, 79.67, 300.28°)
OKLab	oklab(51.76% 0.0249 -0.1981)
OKLCH	oklch(51.76% 0.2 277.2)
XYZ	xyz(18.6839, 12.5835, 65.7211)
Luminance	0.1258 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5251D7 #D6D751

analogous

#5193D7 #5251D7 #9551D7

triadic

#5251D7 #D75251 #51D752

tetradic

#5251D7 #D75193 #D6D751 #51D795

square

#5251D7 #D75193 #D6D751 #51D795

split-complementary

#5251D7 #D79551 #93D751

monochromatic

#21208D #2D2CBF #5251D7 #8383E2 #B5B5EE

Accessibility & contrast

On white

5.97

#5251D7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#5251D7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5251D7

5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5251D7	#FFFFFF	#000000	##FFFFFF
##5251D7	1.00	5.97	3.52	5.97
#FFFFFF	5.97	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069DB

Deuteranopia (green-blind)

#005ED4

Tritanopia (blue-blind)

#00738C

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #5251d7;
/* rgb */ color: rgb(82, 81, 215);
/* oklch */ color: oklch(51.8% 0.200 277.2);

Tailwind

colors: {
  custom: {
    50: '#9082e4',
    500: '#5251d7',
    950: '#000000',
  },
}

SCSS

$custom: #5251d7;
$custom-light: #9082e4;
$custom-dark: #000000;

JSON

{
  "hex": "#5251d7",
  "rgb": {
    "r": 82,
    "g": 81,
    "b": 215
  },
  "hsl": {
    "h": 240.448,
    "s": 62.617,
    "l": 58.039
  },
  "oklch": {
    "l": 0.51759,
    "c": 0.19968,
    "h": 277.2
  },
  "luminance": 0.12585
}

Semantic roles & 50–950 ramp

primary

#5251D7

secondary

#DCDDA7

accent

#E642E4

background

#F9F8FE

surface

#F2EFFC

border

#CCCAD5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #5251D7

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

Preview Lab → · Contrast checker → · Palette generator →