#5258CF#5258CF

#5258CF is a mid, vivid blue. Relative luminance 0.133; OKLCH L 52.3% C 0.181 H 276.0°. Best body text is #FFFFFF at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#5258CF
RGB	rgb(82, 88, 207)
HSL	hsl(237, 57%, 57%)
HSV	hsv(237, 60%, 81%)
CMYK	cmyk(60.4%, 57.5%, 0%, 18.8%)
CIE-LAB	lab(43.18, 33.26, -62.50)
CIE-LCH	lch(43.18, 70.80, 298.02°)
OKLab	oklab(52.34% 0.0189 -0.1796)
OKLCH	oklch(52.34% 0.181 276)
XYZ	xyz(18.2282, 13.2769, 60.6215)
Luminance	0.1328 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5258CF #CFC952

analogous

#5297CF #5258CF #8B52CF

triadic

#5258CF #CF5258 #58CF52

tetradic

#5258CF #CF5297 #CFC952 #52CF8B

square

#5258CF #CF5297 #CFC952 #52CF8B

split-complementary

#5258CF #CF8B52 #97CF52

monochromatic

#242982 #3138B2 #5258CF #8286DC #B2B4EA

Accessibility & contrast

On white

5.74

#5258CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#5258CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5258CF

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5258CF	#FFFFFF	#000000	##FFFFFF
##5258CF	1.00	5.74	3.66	5.74
#FFFFFF	5.74	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BD3

Deuteranopia (green-blind)

#0061CD

Tritanopia (blue-blind)

#00758B

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #5258cf;
/* rgb */ color: rgb(82, 88, 207);
/* oklch */ color: oklch(52.3% 0.181 276.0);

Tailwind

colors: {
  custom: {
    50: '#8e87de',
    500: '#5258cf',
    950: '#000000',
  },
}

SCSS

$custom: #5258cf;
$custom-light: #8e87de;
$custom-dark: #000000;

JSON

{
  "hex": "#5258cf",
  "rgb": {
    "r": 82,
    "g": 88,
    "b": 207
  },
  "hsl": {
    "h": 237.12,
    "s": 56.561,
    "l": 56.667
  },
  "oklch": {
    "l": 0.52342,
    "c": 0.18057,
    "h": 276
  },
  "luminance": 0.13278
}

Semantic roles & 50–950 ramp

primary

#5258CF

secondary

#D8D6A5

accent

#D948E0

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #5258CF

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

Preview Lab → · Contrast checker → · Palette generator →