#6591F8#6591F8

#6591F8 is a light, vivid blue. Relative luminance 0.298; OKLCH L 67.3% C 0.160 H 265.0°. Best body text is #000000 at 6.96:1 contrast (WCAG AA passes).

Color values

HEX	#6591F8
RGB	rgb(101, 145, 248)
HSL	hsl(222, 91%, 68%)
HSV	hsv(222, 59%, 97%)
CMYK	cmyk(59.3%, 41.5%, 0%, 2.7%)
CIE-LAB	lab(61.47, 15.44, -56.07)
CIE-LCH	lch(61.47, 58.16, 285.40°)
OKLab	oklab(67.31% -0.014 -0.1596)
OKLCH	oklch(67.31% 0.16 265)
XYZ	xyz(32.4297, 29.7921, 92.8302)
Luminance	0.2979 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6591F8 #F8CC65

analogous

#65DAF8 #6591F8 #8265F8

triadic

#6591F8 #F86591 #91F865

tetradic

#6591F8 #F865DA #F8CC65 #65F882

square

#6591F8 #F865DA #F8CC65 #65F882

split-complementary

#6591F8 #F88265 #DAF865

monochromatic

#0A48D9 #2A67F5 #6591F8 #A0BBFB #DAE5FD

Accessibility & contrast

On white

3.02

#6591F8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.96

#6591F8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6591F8

6.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6591F8	#FFFFFF	#000000	##000000
##6591F8	1.00	3.02	6.96	6.96
#FFFFFF	3.02	1.00	21.00	21.00
#000000	6.96	21.00	1.00	1.00
##000000	6.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#639CFC

Deuteranopia (green-blind)

#4F8EF6

Tritanopia (blue-blind)

#00A8B8

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #6591f8;
/* rgb */ color: rgb(101, 145, 248);
/* oklch */ color: oklch(67.3% 0.160 265.0);

Tailwind

colors: {
  custom: {
    50: '#9cb0fb',
    500: '#6591f8',
    950: '#000000',
  },
}

SCSS

$custom: #6591f8;
$custom-light: #9cb0fb;
$custom-dark: #000000;

JSON

{
  "hex": "#6591f8",
  "rgb": {
    "r": 101,
    "g": 145,
    "b": 248
  },
  "hsl": {
    "h": 222.041,
    "s": 91.304,
    "l": 68.431
  },
  "oklch": {
    "l": 0.67312,
    "c": 0.1602,
    "h": 265
  },
  "luminance": 0.29795
}

Semantic roles & 50–950 ramp

primary

#6591F8

secondary

#F3E5C6

accent

#A100E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #6591F8

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

Preview Lab → · Contrast checker → · Palette generator →