#6458BB#6458BB

#6458BB is a mid, vivid blue. Relative luminance 0.133; OKLCH L 52.3% C 0.150 H 285.5°. Best body text is #FFFFFF at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#6458BB
RGB	rgb(100, 88, 187)
HSL	hsl(247, 42%, 54%)
HSV	hsv(247, 53%, 73%)
CMYK	cmyk(46.5%, 52.9%, 0%, 26.7%)
CIE-LAB	lab(43.18, 30.53, -50.85)
CIE-LCH	lch(43.18, 59.31, 300.97°)
OKLab	oklab(52.25% 0.0401 -0.1448)
OKLCH	oklch(52.25% 0.15 285.5)
XYZ	xyz(17.7123, 13.2758, 48.6333)
Luminance	0.1328 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6458BB #AFBB58

analogous

#587EBB #6458BB #9658BB

triadic

#6458BB #BB6458 #58BB64

tetradic

#6458BB #BB587E #AFBB58 #58BB96

square

#6458BB #BB587E #AFBB58 #58BB96

split-complementary

#6458BB #BB9658 #7EBB58

monochromatic

#342C6C #493E98 #6458BB #8C83CD #B5AFDE

Accessibility & contrast

On white

5.74

#6458BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#6458BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6458BB

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6458BB	#FFFFFF	#000000	##FFFFFF
##6458BB	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)

#2769BE

Deuteranopia (green-blind)

#2463B9

Tritanopia (blue-blind)

#476D81

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #6458bb;
/* rgb */ color: rgb(100, 88, 187);
/* oklch */ color: oklch(52.3% 0.150 285.5);

Tailwind

colors: {
  custom: {
    50: '#9687d0',
    500: '#6458bb',
    950: '#000000',
  },
}

SCSS

$custom: #6458bb;
$custom-light: #9687d0;
$custom-dark: #000000;

JSON

{
  "hex": "#6458bb",
  "rgb": {
    "r": 100,
    "g": 88,
    "b": 187
  },
  "hsl": {
    "h": 247.273,
    "s": 42.128,
    "l": 53.922
  },
  "oklch": {
    "l": 0.52251,
    "c": 0.15025,
    "h": 285.5
  },
  "luminance": 0.13277
}

Semantic roles & 50–950 ramp

primary

#6458BB

secondary

#C7CDA2

accent

#D256C3

background

#F9F8FC

surface

#F2EFF9

border

#CCCAD2

text

#0E0B14

muted

#7E7C82

Preview Lab

Preview with #6458BB

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

Preview Lab → · Contrast checker → · Palette generator →