#5257CC#5257CC

#5257CC is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.9% C 0.178 H 276.4°. Best body text is #FFFFFF at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#5257CC
RGB	rgb(82, 87, 204)
HSL	hsl(238, 54%, 56%)
HSV	hsv(238, 60%, 80%)
CMYK	cmyk(59.8%, 57.4%, 0%, 20%)
CIE-LAB	lab(42.72, 32.89, -61.52)
CIE-LCH	lch(42.72, 69.76, 298.13°)
OKLab	oklab(51.93% 0.0199 -0.1767)
OKLCH	oklch(51.93% 0.178 276.4)
XYZ	xyz(17.7834, 12.9685, 58.6811)
Luminance	0.1297 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5257CC #CCC752

analogous

#5294CC #5257CC #8A52CC

triadic

#5257CC #CC5257 #57CC52

tetradic

#5257CC #CC5294 #CCC752 #52CC8A

square

#5257CC #CC5294 #CCC752 #52CC8A

split-complementary

#5257CC #CC8A52 #94CC52

monochromatic

#25297E #3338AE #5257CC #8185DA #B1B3E8

Accessibility & contrast

On white

5.84

#5257CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#5257CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5257CC

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5257CC	#FFFFFF	#000000	##FFFFFF
##5257CC	1.00	5.84	3.59	5.84
#FFFFFF	5.84	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AD0

Deuteranopia (green-blind)

#0060CA

Tritanopia (blue-blind)

#007389

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #5257cc;
/* rgb */ color: rgb(82, 87, 204);
/* oklch */ color: oklch(51.9% 0.178 276.4);

Tailwind

colors: {
  custom: {
    50: '#8e86dc',
    500: '#5257cc',
    950: '#000000',
  },
}

SCSS

$custom: #5257cc;
$custom-light: #8e86dc;
$custom-dark: #000000;

JSON

{
  "hex": "#5257cc",
  "rgb": {
    "r": 82,
    "g": 87,
    "b": 204
  },
  "hsl": {
    "h": 237.541,
    "s": 54.464,
    "l": 56.078
  },
  "oklch": {
    "l": 0.5193,
    "c": 0.17781,
    "h": 276.4
  },
  "luminance": 0.1297
}

Semantic roles & 50–950 ramp

primary

#5257CC

secondary

#D6D4A4

accent

#D84ADE

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #5257CC

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

Preview Lab → · Contrast checker → · Palette generator →