#6583F2#6583F2

#6583F2 is a light, vivid blue. Relative luminance 0.254; OKLCH L 64.1% C 0.169 H 269.8°. Best body text is #000000 at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#6583F2
RGB	rgb(101, 131, 242)
HSL	hsl(227, 84%, 67%)
HSV	hsv(227, 58%, 95%)
CMYK	cmyk(58.3%, 45.9%, 0%, 5.1%)
CIE-LAB	lab(57.47, 21.87, -59.15)
CIE-LCH	lch(57.47, 63.07, 290.29°)
OKLab	oklab(64.13% -0.0007 -0.1688)
OKLCH	oklch(64.13% 0.169 269.8)
XYZ	xyz(29.5048, 25.4077, 87.3366)
Luminance	0.2541 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6583F2 #F2D465

analogous

#65CAF2 #6583F2 #8E65F2

triadic

#6583F2 #F26583 #83F265

tetradic

#6583F2 #F265CA #F2D465 #65F28E

square

#6583F2 #F265CA #F2D465 #65F28E

split-complementary

#6583F2 #F28E65 #CAF265

monochromatic

#1139CB #2D56ED #6583F2 #9DB0F7 #D6DEFC

Accessibility & contrast

On white

3.45

#6583F2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.08

#6583F2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6583F2

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6583F2	#FFFFFF	#000000	##000000
##6583F2	1.00	3.45	6.08	6.08
#FFFFFF	3.45	1.00	21.00	21.00
#000000	6.08	21.00	1.00	1.00
##000000	6.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E91F6

Deuteranopia (green-blind)

#3984F0

Tritanopia (blue-blind)

#009CAF

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #6583f2;
/* rgb */ color: rgb(101, 131, 242);
/* oklch */ color: oklch(64.1% 0.169 269.8);

Tailwind

colors: {
  custom: {
    50: '#9ca6f7',
    500: '#6583f2',
    950: '#000000',
  },
}

SCSS

$custom: #6583f2;
$custom-light: #9ca6f7;
$custom-dark: #000000;

JSON

{
  "hex": "#6583f2",
  "rgb": {
    "r": 101,
    "g": 131,
    "b": 242
  },
  "hsl": {
    "h": 227.234,
    "s": 84.431,
    "l": 67.255
  },
  "oklch": {
    "l": 0.64135,
    "c": 0.16881,
    "h": 269.8
  },
  "luminance": 0.2541
}

Semantic roles & 50–950 ramp

primary

#6583F2

secondary

#F0E6C3

accent

#B205E1

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F0F17

muted

#7F7F85

Preview Lab

Preview with #6583F2

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

Preview Lab → · Contrast checker → · Palette generator →