#6583CE#6583CE

#6583CE is a light, moderate blue. Relative luminance 0.235; OKLCH L 62.0% C 0.119 H 266.5°. Best body text is #000000 at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#6583CE
RGB	rgb(101, 131, 206)
HSL	hsl(223, 52%, 60%)
HSV	hsv(223, 51%, 81%)
CMYK	cmyk(51%, 36.4%, 0%, 19.2%)
CIE-LAB	lab(55.54, 10.38, -42.08)
CIE-LCH	lch(55.54, 43.34, 283.86°)
OKLab	oklab(62.02% -0.0073 -0.1188)
OKLCH	oklch(62.02% 0.119 266.5)
XYZ	xyz(24.6200, 23.4539, 61.6102)
Luminance	0.2346 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6583CE #CEB065

analogous

#65B8CE #6583CE #7B65CE

triadic

#6583CE #CE6583 #83CE65

tetradic

#6583CE #CE65B8 #CEB065 #65CE7B

square

#6583CE #CE65B8 #CEB065 #65CE7B

split-complementary

#6583CE #CE7B65 #B8CE65

monochromatic

#2D488C #3B60BA #6583CE #93A8DD #C2CEEC

Accessibility & contrast

On white

3.69

#6583CE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.69

#6583CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6583CE

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6583CE	#FFFFFF	#000000	##000000
##6583CE	1.00	3.69	5.69	5.69
#FFFFFF	3.69	1.00	21.00	21.00
#000000	5.69	21.00	1.00	1.00
##000000	5.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#668AD1

Deuteranopia (green-blind)

#5A81CC

Tritanopia (blue-blind)

#35939F

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #6583ce;
/* rgb */ color: rgb(101, 131, 206);
/* oklch */ color: oklch(62.0% 0.119 266.5);

Tailwind

colors: {
  custom: {
    50: '#97a6dd',
    500: '#6583ce',
    950: '#000000',
  },
}

SCSS

$custom: #6583ce;
$custom-light: #97a6dd;
$custom-dark: #000000;

JSON

{
  "hex": "#6583ce",
  "rgb": {
    "r": 101,
    "g": 131,
    "b": 206
  },
  "hsl": {
    "h": 222.857,
    "s": 51.724,
    "l": 60.196
  },
  "oklch": {
    "l": 0.62022,
    "c": 0.11904,
    "h": 266.5
  },
  "luminance": 0.23456
}

Semantic roles & 50–950 ramp

primary

#6583CE

secondary

#DCD0B3

accent

#9326BF

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E0F15

muted

#7E7F83

Preview Lab

Preview with #6583CE

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

Preview Lab → · Contrast checker → · Palette generator →