#3C4C8A#3C4C8A

#3C4C8A is a dark, moderate blue. Relative luminance 0.080; OKLCH L 43.5% C 0.104 H 270.7°. Best body text is #FFFFFF at 8.10:1 contrast (WCAG AA passes).

Color values

HEX	#3C4C8A
RGB	rgb(60, 76, 138)
HSL	hsl(228, 39%, 39%)
HSV	hsv(228, 57%, 54%)
CMYK	cmyk(56.5%, 44.9%, 0%, 45.9%)
CIE-LAB	lab(33.91, 13.06, -36.59)
CIE-LCH	lch(33.91, 38.85, 289.65°)
OKLab	oklab(43.5% 0.0012 -0.104)
OKLCH	oklch(43.5% 0.104 270.7)
XYZ	xyz(9.0339, 7.9639, 25.1010)
Luminance	0.0796 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C4C8A #8A7A3C

analogous

#3C738A #3C4C8A #533C8A

triadic

#3C4C8A #8A3C4C #4C8A3C

tetradic

#3C4C8A #8A3C73 #8A7A3C #3C8A53

square

#3C4C8A #8A3C73 #8A7A3C #3C8A53

split-complementary

#3C4C8A #8A533C #738A3C

monochromatic

#171D35 #29355F #3C4C8A #5064B3 #7B8AC6

Accessibility & contrast

On white

8.10

#3C4C8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#3C4C8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C4C8A

8.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C4C8A	#FFFFFF	#000000	##FFFFFF
##3C4C8A	1.00	8.10	2.59	8.10
#FFFFFF	8.10	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#31538C

Deuteranopia (green-blind)

#284D89

Tritanopia (blue-blind)

#115A64

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3c4c8a;
/* rgb */ color: rgb(60, 76, 138);
/* oklch */ color: oklch(43.5% 0.104 270.7);

Tailwind

colors: {
  custom: {
    50: '#787dac',
    500: '#3c4c8a',
    950: '#000000',
  },
}

SCSS

$custom: #3c4c8a;
$custom-light: #787dac;
$custom-dark: #000000;

JSON

{
  "hex": "#3c4c8a",
  "rgb": {
    "r": 60,
    "g": 76,
    "b": 138
  },
  "hsl": {
    "h": 227.692,
    "s": 39.394,
    "l": 38.824
  },
  "oklch": {
    "l": 0.435,
    "c": 0.10404,
    "h": 270.7
  },
  "luminance": 0.07965
}

Semantic roles & 50–950 ramp

primary

#3C4C8A

secondary

#AFA373

accent

#B759CF

background

#F7F7FA

surface

#EEEEF4

border

#C9C9CE

text

#090910

muted

#7B7B7F

Preview Lab

Preview with #3C4C8A

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

Preview Lab → · Contrast checker → · Palette generator →