#3C4FBC#3C4FBC

#3C4FBC is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.8% C 0.172 H 270.9°. Best body text is #FFFFFF at 6.92:1 contrast (WCAG AA passes).

Color values

HEX	#3C4FBC
RGB	rgb(60, 79, 188)
HSL	hsl(231, 52%, 49%)
HSV	hsv(231, 68%, 74%)
CMYK	cmyk(68.1%, 58%, 0%, 26.3%)
CIE-LAB	lab(38.17, 28.89, -59.67)
CIE-LCH	lch(38.17, 66.30, 295.83°)
OKLab	oklab(47.81% 0.0028 -0.1719)
OKLCH	oklch(47.81% 0.172 270.9)
XYZ	xyz(13.7335, 10.1822, 48.8088)
Luminance	0.1018 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C4FBC #BCA93C

analogous

#3C8FBC #3C4FBC #693CBC

triadic

#3C4FBC #BC3C4F #4FBC3C

tetradic

#3C4FBC #BC3C8F #BCA93C #3CBC69

square

#3C4FBC #BC3C8F #BCA93C #3CBC69

split-complementary

#3C4FBC #BC693C #8FBC3C

monochromatic

#1E285F #2D3C8E #3C4FBC #6776CE #95A0DD

Accessibility & contrast

On white

6.92

#3C4FBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#3C4FBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C4FBC

6.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C4FBC	#FFFFFF	#000000	##FFFFFF
##3C4FBC	1.00	6.92	3.04	6.92
#FFFFFF	6.92	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060C0

Deuteranopia (green-blind)

#0054BA

Tritanopia (blue-blind)

#006A7E

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3c4fbc;
/* rgb */ color: rgb(60, 79, 188);
/* oklch */ color: oklch(47.8% 0.172 270.9);

Tailwind

colors: {
  custom: {
    50: '#8180d1',
    500: '#3c4fbc',
    950: '#000000',
  },
}

SCSS

$custom: #3c4fbc;
$custom-light: #8180d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3c4fbc",
  "rgb": {
    "r": 60,
    "g": 79,
    "b": 188
  },
  "hsl": {
    "h": 231.094,
    "s": 51.613,
    "l": 48.627
  },
  "oklch": {
    "l": 0.47814,
    "c": 0.1719,
    "h": 270.9
  },
  "luminance": 0.10183
}

Semantic roles & 50–950 ramp

primary

#3C4FBC

secondary

#C9C08B

accent

#C64DDB

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0A14

muted

#7D7C82

Preview Lab

Preview with #3C4FBC

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

Preview Lab → · Contrast checker → · Palette generator →