#3C478D#3C478D

#3C478D is a dark, moderate blue. Relative luminance 0.074; OKLCH L 42.6% C 0.116 H 273.8°. Best body text is #FFFFFF at 8.47:1 contrast (WCAG AA passes).

Color values

HEX	#3C478D
RGB	rgb(60, 71, 141)
HSL	hsl(232, 40%, 39%)
HSV	hsv(232, 57%, 55%)
CMYK	cmyk(57.4%, 49.6%, 0%, 44.7%)
CIE-LAB	lab(32.68, 17.43, -40.39)
CIE-LCH	lch(32.68, 43.99, 293.34°)
OKLab	oklab(42.62% 0.0076 -0.1153)
OKLCH	oklch(42.62% 0.116 273.8)
XYZ	xyz(8.9229, 7.3896, 26.1503)
Luminance	0.0739 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C478D #8D823C

analogous

#3C708D #3C478D #5A3C8D

triadic

#3C478D #8D3C47 #478D3C

tetradic

#3C478D #8D3C70 #8D823C #3C8D5A

square

#3C478D #8D3C70 #8D823C #3C8D5A

split-complementary

#3C478D #8D5A3C #708D3C

monochromatic

#171C37 #2A3162 #3C478D #515FB5 #7C86C7

Accessibility & contrast

On white

8.47

#3C478D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#3C478D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C478D

8.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C478D	#FFFFFF	#000000	##FFFFFF
##3C478D	1.00	8.47	2.48	8.47
#FFFFFF	8.47	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#255090

Deuteranopia (green-blind)

#1A4A8C

Tritanopia (blue-blind)

#0E5763

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3c478d;
/* rgb */ color: rgb(60, 71, 141);
/* oklch */ color: oklch(42.6% 0.116 273.8);

Tailwind

colors: {
  custom: {
    50: '#797aaf',
    500: '#3c478d',
    950: '#000000',
  },
}

SCSS

$custom: #3c478d;
$custom-light: #797aaf;
$custom-dark: #000000;

JSON

{
  "hex": "#3c478d",
  "rgb": {
    "r": 60,
    "g": 71,
    "b": 141
  },
  "hsl": {
    "h": 231.852,
    "s": 40.299,
    "l": 39.412
  },
  "oklch": {
    "l": 0.42624,
    "c": 0.11551,
    "h": 273.8
  },
  "luminance": 0.0739
}

Semantic roles & 50–950 ramp

primary

#3C478D

secondary

#B1A974

accent

#C058D0

background

#F7F7FA

surface

#EEEDF4

border

#C9C8CE

text

#090910

muted

#7B7B7F

Preview Lab

Preview with #3C478D

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

Preview Lab → · Contrast checker → · Palette generator →