#3C4E99#3C4E99

#3C4E99 is a dark, vivid blue. Relative luminance 0.087; OKLCH L 45.0% C 0.124 H 270.6°. Best body text is #FFFFFF at 7.66:1 contrast (WCAG AA passes).

Color values

HEX	#3C4E99
RGB	rgb(60, 78, 153)
HSL	hsl(228, 44%, 42%)
HSV	hsv(228, 61%, 60%)
CMYK	cmyk(60.8%, 49%, 0%, 40%)
CIE-LAB	lab(35.42, 17.03, -43.30)
CIE-LCH	lch(35.42, 46.53, 291.47°)
OKLab	oklab(44.96% 0.0013 -0.1237)
OKLCH	oklch(44.96% 0.124 270.6)
XYZ	xyz(10.3357, 8.7085, 31.2671)
Luminance	0.0871 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C4E99 #99873C

analogous

#3C7D99 #3C4E99 #593C99

triadic

#3C4E99 #993C4E #4E993C

tetradic

#3C4E99 #993C7D #99873C #3C9959

square

#3C4E99 #993C7D #99873C #3C9959

split-complementary

#3C4E99 #99593C #7D993C

monochromatic

#1A2141 #2B386D #3C4E99 #566ABD #8290CE

Accessibility & contrast

On white

7.66

#3C4E99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#3C4E99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C4E99

7.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C4E99	#FFFFFF	#000000	##FFFFFF
##3C4E99	1.00	7.66	2.74	7.66
#FFFFFF	7.66	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#29589C

Deuteranopia (green-blind)

#194F97

Tritanopia (blue-blind)

#005F6C

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #3c4e99;
/* rgb */ color: rgb(60, 78, 153);
/* oklch */ color: oklch(45.0% 0.124 270.6);

Tailwind

colors: {
  custom: {
    50: '#7a7fb7',
    500: '#3c4e99',
    950: '#000000',
  },
}

SCSS

$custom: #3c4e99;
$custom-light: #7a7fb7;
$custom-dark: #000000;

JSON

{
  "hex": "#3c4e99",
  "rgb": {
    "r": 60,
    "g": 78,
    "b": 153
  },
  "hsl": {
    "h": 228.387,
    "s": 43.662,
    "l": 41.765
  },
  "oklch": {
    "l": 0.44955,
    "c": 0.12374,
    "h": 270.6
  },
  "luminance": 0.08709
}

Semantic roles & 50–950 ramp

primary

#3C4E99

secondary

#B8AC79

accent

#BB54D3

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#0A0A11

muted

#7C7C80

Preview Lab

Preview with #3C4E99

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

Preview Lab → · Contrast checker → · Palette generator →