#5259CF#5259CF

#5259CF is a mid, vivid blue. Relative luminance 0.134; OKLCH L 52.5% C 0.179 H 275.8°. Best body text is #FFFFFF at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#5259CF
RGB	rgb(82, 89, 207)
HSL	hsl(237, 57%, 57%)
HSV	hsv(237, 60%, 81%)
CMYK	cmyk(60.4%, 57%, 0%, 18.8%)
CIE-LAB	lab(43.42, 32.65, -62.11)
CIE-LCH	lch(43.42, 70.16, 297.73°)
OKLab	oklab(52.52% 0.018 -0.1784)
OKLCH	oklch(52.52% 0.179 275.8)
XYZ	xyz(18.3109, 13.4422, 60.6491)
Luminance	0.1344 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5259CF #CFC852

analogous

#5298CF #5259CF #8A52CF

triadic

#5259CF #CF5259 #59CF52

tetradic

#5259CF #CF5298 #CFC852 #52CF8A

square

#5259CF #CF5298 #CFC852 #52CF8A

split-complementary

#5259CF #CF8A52 #98CF52

monochromatic

#242982 #3139B2 #5259CF #8287DC #B2B5EA

Accessibility & contrast

On white

5.69

#5259CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#5259CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5259CF

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5259CF	#FFFFFF	#000000	##FFFFFF
##5259CF	1.00	5.69	3.69	5.69
#FFFFFF	5.69	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CD3

Deuteranopia (green-blind)

#0061CD

Tritanopia (blue-blind)

#00758B

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #5259cf;
/* rgb */ color: rgb(82, 89, 207);
/* oklch */ color: oklch(52.5% 0.179 275.8);

Tailwind

colors: {
  custom: {
    50: '#8e88de',
    500: '#5259cf',
    950: '#000000',
  },
}

SCSS

$custom: #5259cf;
$custom-light: #8e88de;
$custom-dark: #000000;

JSON

{
  "hex": "#5259cf",
  "rgb": {
    "r": 82,
    "g": 89,
    "b": 207
  },
  "hsl": {
    "h": 236.64,
    "s": 56.561,
    "l": 56.667
  },
  "oklch": {
    "l": 0.52523,
    "c": 0.1793,
    "h": 275.8
  },
  "luminance": 0.13444
}

Semantic roles & 50–950 ramp

primary

#5259CF

secondary

#D8D5A5

accent

#D748E0

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #5259CF

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

Preview Lab → · Contrast checker → · Palette generator →