#3C3FAC#3C3FAC

#3C3FAC is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.5% C 0.170 H 275.5°. Best body text is #FFFFFF at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#3C3FAC
RGB	rgb(60, 63, 172)
HSL	hsl(238, 48%, 45%)
HSV	hsv(238, 65%, 67%)
CMYK	cmyk(65.1%, 63.4%, 0%, 32.5%)
CIE-LAB	lab(32.90, 33.49, -58.78)
CIE-LCH	lch(32.90, 67.65, 299.67°)
OKLab	oklab(43.52% 0.0164 -0.1694)
OKLCH	oklch(43.52% 0.17 275.5)
XYZ	xyz(11.0849, 7.4933, 39.8839)
Luminance	0.0749 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C3FAC #ACA93C

analogous

#3C77AC #3C3FAC #713CAC

triadic

#3C3FAC #AC3C3F #3FAC3C

tetradic

#3C3FAC #AC3C77 #ACA93C #3CAC71

square

#3C3FAC #AC3C77 #ACA93C #3CAC71

split-complementary

#3C3FAC #AC713C #77AC3C

monochromatic

#1C1E51 #2C2E7F #3C3FAC #5E61C7 #8C8ED7

Accessibility & contrast

On white

8.40

#3C3FAC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#3C3FAC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C3FAC

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C3FAC	#FFFFFF	#000000	##FFFFFF
##3C3FAC	1.00	8.40	2.50	8.40
#FFFFFF	8.40	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B0

Deuteranopia (green-blind)

#0048AA

Tritanopia (blue-blind)

#005B6F

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3c3fac;
/* rgb */ color: rgb(60, 63, 172);
/* oklch */ color: oklch(43.5% 0.170 275.5);

Tailwind

colors: {
  custom: {
    50: '#7f74c6',
    500: '#3c3fac',
    950: '#000000',
  },
}

SCSS

$custom: #3c3fac;
$custom-light: #7f74c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3c3fac",
  "rgb": {
    "r": 60,
    "g": 63,
    "b": 172
  },
  "hsl": {
    "h": 238.393,
    "s": 48.276,
    "l": 45.49
  },
  "oklch": {
    "l": 0.43523,
    "c": 0.17021,
    "h": 275.5
  },
  "luminance": 0.07494
}

Semantic roles & 50–950 ramp

primary

#3C3FAC

secondary

#C1C082

accent

#D450D8

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3C3FAC

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

Preview Lab → · Contrast checker → · Palette generator →