#1C3886#1C3886

#1C3886 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.0% C 0.135 H 265.3°. Best body text is #FFFFFF at 10.72:1 contrast (WCAG AA passes).

Color values

HEX	#1C3886
RGB	rgb(28, 56, 134)
HSL	hsl(224, 65%, 32%)
HSV	hsv(224, 79%, 53%)
CMYK	cmyk(79.1%, 58.2%, 0%, 47.5%)
CIE-LAB	lab(26.14, 19.56, -46.70)
CIE-LCH	lch(26.14, 50.63, 292.72°)
OKLab	oklab(37.05% -0.0111 -0.1348)
OKLCH	oklch(37.05% 0.135 265.3)
XYZ	xyz(6.1946, 4.7958, 23.1488)
Luminance	0.0480 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C3886 #866A1C

analogous

#1C6D86 #1C3886 #351C86

triadic

#1C3886 #861C38 #38861C

tetradic

#1C3886 #861C6D #866A1C #1C8635

square

#1C3886 #861C6D #866A1C #1C8635

split-complementary

#1C3886 #86351C #6D861C

monochromatic

#070E21 #112353 #1C3886 #274DB9 #446BD8

Accessibility & contrast

On white

10.72

#1C3886 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#1C3886 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C3886

10.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C3886	#FFFFFF	#000000	##FFFFFF
##1C3886	1.00	10.72	1.96	10.72
#FFFFFF	10.72	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004389

Deuteranopia (green-blind)

#003984

Tritanopia (blue-blind)

#004B59

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #1c3886;
/* rgb */ color: rgb(28, 56, 134);
/* oklch */ color: oklch(37.0% 0.135 265.3);

Tailwind

colors: {
  custom: {
    50: '#6a6eaa',
    500: '#1c3886',
    950: '#000000',
  },
}

SCSS

$custom: #1c3886;
$custom-light: #6a6eaa;
$custom-dark: #000000;

JSON

{
  "hex": "#1c3886",
  "rgb": {
    "r": 28,
    "g": 56,
    "b": 134
  },
  "hsl": {
    "h": 224.151,
    "s": 65.432,
    "l": 31.765
  },
  "oklch": {
    "l": 0.37047,
    "c": 0.13523,
    "h": 265.3
  },
  "luminance": 0.04796
}

Semantic roles & 50–950 ramp

primary

#1C3886

secondary

#B99A45

accent

#BC3FE8

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070710

muted

#7A7A7F

Preview Lab

Preview with #1C3886

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

Preview Lab → · Contrast checker → · Palette generator →