#3C4E9B#3C4E9B

#3C4E9B is a mid, vivid blue. Relative luminance 0.088; OKLCH L 45.1% C 0.127 H 270.7°. Best body text is #FFFFFF at 7.62:1 contrast (WCAG AA passes).

Color values

HEX	#3C4E9B
RGB	rgb(60, 78, 155)
HSL	hsl(229, 44%, 42%)
HSV	hsv(229, 61%, 61%)
CMYK	cmyk(61.3%, 49.7%, 0%, 39.2%)
CIE-LAB	lab(35.55, 17.74, -44.30)
CIE-LCH	lch(35.55, 47.72, 291.83°)
OKLab	oklab(45.1% 0.0015 -0.1267)
OKLCH	oklch(45.1% 0.127 270.7)
XYZ	xyz(10.5023, 8.7751, 32.1443)
Luminance	0.0878 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C4E9B #9B893C

analogous

#3C7D9B #3C4E9B #5A3C9B

triadic

#3C4E9B #9B3C4E #4E9B3C

tetradic

#3C4E9B #9B3C7D #9B893C #3C9B5A

square

#3C4E9B #9B3C7D #9B893C #3C9B5A

split-complementary

#3C4E9B #9B5A3C #7D9B3C

monochromatic

#1A2243 #2B386F #3C4E9B #566ABE #8391CF

Accessibility & contrast

On white

7.62

#3C4E9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#3C4E9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C4E9B

7.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C4E9B	#FFFFFF	#000000	##FFFFFF
##3C4E9B	1.00	7.62	2.76	7.62
#FFFFFF	7.62	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27589E

Deuteranopia (green-blind)

#155099

Tritanopia (blue-blind)

#00606D

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #3c4e9b;
/* rgb */ color: rgb(60, 78, 155);
/* oklch */ color: oklch(45.1% 0.127 270.7);

Tailwind

colors: {
  custom: {
    50: '#7b7fb9',
    500: '#3c4e9b',
    950: '#000000',
  },
}

SCSS

$custom: #3c4e9b;
$custom-light: #7b7fb9;
$custom-dark: #000000;

JSON

{
  "hex": "#3c4e9b",
  "rgb": {
    "r": 60,
    "g": 78,
    "b": 155
  },
  "hsl": {
    "h": 228.632,
    "s": 44.186,
    "l": 42.157
  },
  "oklch": {
    "l": 0.45097,
    "c": 0.12667,
    "h": 270.7
  },
  "luminance": 0.08776
}

Semantic roles & 50–950 ramp

primary

#3C4E9B

secondary

#B9AD7A

accent

#BC54D4

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#0A0A11

muted

#7C7C80

Preview Lab

Preview with #3C4E9B

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

Preview Lab → · Contrast checker → · Palette generator →