#6355BE#6355BE

#6355BE is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.8% C 0.159 H 285.5°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#6355BE
RGB	rgb(99, 85, 190)
HSL	hsl(248, 45%, 54%)
HSV	hsv(248, 55%, 75%)
CMYK	cmyk(47.9%, 55.3%, 0%, 25.5%)
CIE-LAB	lab(42.56, 33.03, -53.60)
CIE-LCH	lch(42.56, 62.96, 301.64°)
OKLab	oklab(51.84% 0.0425 -0.1529)
OKLCH	oklch(51.84% 0.159 285.5)
XYZ	xyz(17.6856, 12.8665, 50.2568)
Luminance	0.1287 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6355BE #B0BE55

analogous

#557CBE #6355BE #9855BE

triadic

#6355BE #BE6355 #55BE63

tetradic

#6355BE #BE557C #B0BE55 #55BE98

square

#6355BE #BE557C #B0BE55 #55BE98

split-complementary

#6355BE #BE9855 #7CBE55

monochromatic

#332A6E #483B9B #6355BE #8C81CF #B4AEE0

Accessibility & contrast

On white

5.88

#6355BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#6355BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6355BE

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6355BE	#FFFFFF	#000000	##FFFFFF
##6355BE	1.00	5.88	3.57	5.88
#FFFFFF	5.88	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1867C2

Deuteranopia (green-blind)

#1361BC

Tritanopia (blue-blind)

#446C81

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #6355be;
/* rgb */ color: rgb(99, 85, 190);
/* oklch */ color: oklch(51.8% 0.159 285.5);

Tailwind

colors: {
  custom: {
    50: '#9685d2',
    500: '#6355be',
    950: '#000000',
  },
}

SCSS

$custom: #6355be;
$custom-light: #9685d2;
$custom-dark: #000000;

JSON

{
  "hex": "#6355be",
  "rgb": {
    "r": 99,
    "g": 85,
    "b": 190
  },
  "hsl": {
    "h": 248,
    "s": 44.681,
    "l": 53.922
  },
  "oklch": {
    "l": 0.51835,
    "c": 0.1587,
    "h": 285.5
  },
  "luminance": 0.12867
}

Semantic roles & 50–950 ramp

primary

#6355BE

secondary

#C8CEA1

accent

#D453C3

background

#F9F8FD

surface

#F2EFFA

border

#CCCAD3

text

#0E0B14

muted

#7E7C83

Preview Lab

Preview with #6355BE

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

Preview Lab → · Contrast checker → · Palette generator →