#5152CB#5152CB

#5152CB is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.9% C 0.183 H 277.3°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#5152CB
RGB	rgb(81, 82, 203)
HSL	hsl(240, 54%, 56%)
HSV	hsv(240, 60%, 80%)
CMYK	cmyk(60.1%, 59.6%, 0%, 20.4%)
CIE-LAB	lab(41.37, 35.47, -63.14)
CIE-LCH	lch(41.37, 72.42, 299.33°)
OKLab	oklab(50.89% 0.0234 -0.1815)
OKLCH	oklch(50.89% 0.183 277.3)
XYZ	xyz(17.1867, 12.0944, 57.9171)
Luminance	0.1210 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5152CB #CBCA51

analogous

#518FCB #5152CB #8D51CB

triadic

#5152CB #CB5152 #52CB51

tetradic

#5152CB #CB518F #CBCA51 #51CB8D

square

#5152CB #CB518F #CBCA51 #51CB8D

split-complementary

#5152CB #CB8D51 #8FCB51

monochromatic

#25267C #3334AC #5152CB #8081D9 #AFB0E7

Accessibility & contrast

On white

6.14

#5152CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#5152CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5152CB

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5152CB	#FFFFFF	#000000	##FFFFFF
##5152CB	1.00	6.14	3.42	6.14
#FFFFFF	6.14	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067CF

Deuteranopia (green-blind)

#005CC9

Tritanopia (blue-blind)

#006F86

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #5152cb;
/* rgb */ color: rgb(81, 82, 203);
/* oklch */ color: oklch(50.9% 0.183 277.3);

Tailwind

colors: {
  custom: {
    50: '#8e83dc',
    500: '#5152cb',
    950: '#000000',
  },
}

SCSS

$custom: #5152cb;
$custom-light: #8e83dc;
$custom-dark: #000000;

JSON

{
  "hex": "#5152cb",
  "rgb": {
    "r": 81,
    "g": 82,
    "b": 203
  },
  "hsl": {
    "h": 239.508,
    "s": 53.982,
    "l": 55.686
  },
  "oklch": {
    "l": 0.5089,
    "c": 0.18302,
    "h": 277.3
  },
  "luminance": 0.12096
}

Semantic roles & 50–950 ramp

primary

#5152CB

secondary

#D5D5A3

accent

#DC4ADD

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #5152CB

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

Preview Lab → · Contrast checker → · Palette generator →