#3C55BC#3C55BC

#3C55BC is a mid, vivid blue. Relative luminance 0.111; OKLCH L 49.0% C 0.164 H 269.2°. Best body text is #FFFFFF at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#3C55BC
RGB	rgb(60, 85, 188)
HSL	hsl(228, 52%, 49%)
HSV	hsv(228, 68%, 74%)
CMYK	cmyk(68.1%, 54.8%, 0%, 26.3%)
CIE-LAB	lab(39.73, 25.02, -57.14)
CIE-LCH	lch(39.73, 62.38, 293.65°)
OKLab	oklab(48.98% -0.0023 -0.1644)
OKLCH	oklch(48.98% 0.164 269.2)
XYZ	xyz(14.1860, 11.0871, 48.9596)
Luminance	0.1109 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C55BC #BCA33C

analogous

#3C95BC #3C55BC #633CBC

triadic

#3C55BC #BC3C55 #55BC3C

tetradic

#3C55BC #BC3C95 #BCA33C #3CBC63

square

#3C55BC #BC3C95 #BCA33C #3CBC63

split-complementary

#3C55BC #BC633C #95BC3C

monochromatic

#1E2B5F #2D408E #3C55BC #677BCE #95A3DD

Accessibility & contrast

On white

6.53

#3C55BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#3C55BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C55BC

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C55BC	#FFFFFF	#000000	##FFFFFF
##3C55BC	1.00	6.53	3.22	6.53
#FFFFFF	6.53	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064C0

Deuteranopia (green-blind)

#0058BA

Tritanopia (blue-blind)

#006E80

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #3c55bc;
/* rgb */ color: rgb(60, 85, 188);
/* oklch */ color: oklch(49.0% 0.164 269.2);

Tailwind

colors: {
  custom: {
    50: '#8184d1',
    500: '#3c55bc',
    950: '#000000',
  },
}

SCSS

$custom: #3c55bc;
$custom-light: #8184d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3c55bc",
  "rgb": {
    "r": 60,
    "g": 85,
    "b": 188
  },
  "hsl": {
    "h": 228.281,
    "s": 51.613,
    "l": 48.627
  },
  "oklch": {
    "l": 0.48982,
    "c": 0.16438,
    "h": 269.2
  },
  "luminance": 0.11088
}

Semantic roles & 50–950 ramp

primary

#3C55BC

secondary

#C9BD8B

accent

#BF4DDB

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0A14

muted

#7D7C82

Preview Lab

Preview with #3C55BC

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

Preview Lab → · Contrast checker → · Palette generator →