#6355BC#6355BC

#6355BC is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.7% C 0.156 H 285.8°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#6355BC
RGB	rgb(99, 85, 188)
HSL	hsl(248, 43%, 54%)
HSV	hsv(248, 55%, 74%)
CMYK	cmyk(47.3%, 54.8%, 0%, 26.3%)
CIE-LAB	lab(42.43, 32.43, -52.64)
CIE-LCH	lch(42.43, 61.83, 301.63°)
OKLab	oklab(51.7% 0.0424 -0.1501)
OKLCH	oklch(51.7% 0.156 285.8)
XYZ	xyz(17.4685, 12.7797, 49.1135)
Luminance	0.1278 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6355BC #AEBC55

analogous

#557ABC #6355BC #9655BC

triadic

#6355BC #BC6355 #55BC63

tetradic

#6355BC #BC557A #AEBC55 #55BC96

square

#6355BC #BC557A #AEBC55 #55BC96

split-complementary

#6355BC #BC9655 #7ABC55

monochromatic

#332B6C #483C98 #6355BC #8B81CD #B4ADDF

Accessibility & contrast

On white

5.91

#6355BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#6355BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6355BC

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6355BC	#FFFFFF	#000000	##FFFFFF
##6355BC	1.00	5.91	3.56	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C67C0

Deuteranopia (green-blind)

#1861BA

Tritanopia (blue-blind)

#456C80

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #6355bc;
/* rgb */ color: rgb(99, 85, 188);
/* oklch */ color: oklch(51.7% 0.156 285.8);

Tailwind

colors: {
  custom: {
    50: '#9585d1',
    500: '#6355bc',
    950: '#000000',
  },
}

SCSS

$custom: #6355bc;
$custom-light: #9585d1;
$custom-dark: #000000;

JSON

{
  "hex": "#6355bc",
  "rgb": {
    "r": 99,
    "g": 85,
    "b": 188
  },
  "hsl": {
    "h": 248.155,
    "s": 43.46,
    "l": 53.529
  },
  "oklch": {
    "l": 0.51695,
    "c": 0.15599,
    "h": 285.8
  },
  "luminance": 0.1278
}

Semantic roles & 50–950 ramp

primary

#6355BC

secondary

#C6CCA0

accent

#D355C2

background

#F9F8FC

surface

#F2EFF9

border

#CCCAD2

text

#0E0B14

muted

#7E7C82

Preview Lab

Preview with #6355BC

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

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