#6457BF#6457BF

#6457BF is a mid, vivid blue. Relative luminance 0.133; OKLCH L 52.3% C 0.157 H 285.3°. Best body text is #FFFFFF at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#6457BF
RGB	rgb(100, 87, 191)
HSL	hsl(248, 45%, 55%)
HSV	hsv(248, 54%, 75%)
CMYK	cmyk(47.6%, 54.5%, 0%, 25.1%)
CIE-LAB	lab(43.19, 32.34, -53.16)
CIE-LCH	lch(43.19, 62.22, 301.31°)
OKLab	oklab(52.35% 0.0414 -0.1516)
OKLCH	oklch(52.35% 0.157 285.3)
XYZ	xyz(18.0649, 13.2865, 50.8928)
Luminance	0.1329 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6457BF #B2BF57

analogous

#577EBF #6457BF #9857BF

triadic

#6457BF #BF6457 #57BF64

tetradic

#6457BF #BF577E #B2BF57 #57BF98

square

#6457BF #BF577E #B2BF57 #57BF98

split-complementary

#6457BF #BF9857 #7EBF57

monochromatic

#342B71 #483C9D #6457BF #8D83D0 #B6B0E1

Accessibility & contrast

On white

5.74

#6457BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#6457BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6457BF

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6457BF	#FFFFFF	#000000	##FFFFFF
##6457BF	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)

#1E69C3

Deuteranopia (green-blind)

#1A63BD

Tritanopia (blue-blind)

#456E82

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #6457bf;
/* rgb */ color: rgb(100, 87, 191);
/* oklch */ color: oklch(52.3% 0.157 285.3);

Tailwind

colors: {
  custom: {
    50: '#9686d3',
    500: '#6457bf',
    950: '#000000',
  },
}

SCSS

$custom: #6457bf;
$custom-light: #9686d3;
$custom-dark: #000000;

JSON

{
  "hex": "#6457bf",
  "rgb": {
    "r": 100,
    "g": 87,
    "b": 191
  },
  "hsl": {
    "h": 247.5,
    "s": 44.828,
    "l": 54.51
  },
  "oklch": {
    "l": 0.52345,
    "c": 0.15715,
    "h": 285.3
  },
  "luminance": 0.13287
}

Semantic roles & 50–950 ramp

primary

#6457BF

secondary

#C9CFA3

accent

#D553C4

background

#F9F8FD

surface

#F2EFFA

border

#CCCAD3

text

#0E0B14

muted

#7E7C83

Preview Lab

Preview with #6457BF

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

Preview Lab → · Contrast checker → · Palette generator →