#1C3894#1C3894

#1C3894 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.3% C 0.155 H 266.0°. Best body text is #FFFFFF at 10.28:1 contrast (WCAG AA passes).

Color values

HEX	#1C3894
RGB	rgb(28, 56, 148)
HSL	hsl(226, 68%, 35%)
HSV	hsv(226, 81%, 58%)
CMYK	cmyk(81.1%, 62.2%, 0%, 42%)
CIE-LAB	lab(27.33, 25.14, -53.43)
CIE-LCH	lch(27.33, 59.05, 295.20°)
OKLab	oklab(38.31% -0.0107 -0.1545)
OKLCH	oklch(38.31% 0.155 266)
XYZ	xyz(7.2365, 5.2125, 28.6360)
Luminance	0.0521 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C3894 #94781C

analogous

#1C7494 #1C3894 #3C1C94

triadic

#1C3894 #941C38 #38941C

tetradic

#1C3894 #941C74 #94781C #1C943C

square

#1C3894 #941C74 #94781C #1C943C

split-complementary

#1C3894 #943C1C #74941C

monochromatic

#09112D #122561 #1C3894 #264BC7 #4D6FDD

Accessibility & contrast

On white

10.28

#1C3894 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#1C3894 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C3894

10.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C3894	#FFFFFF	#000000	##FFFFFF
##1C3894	1.00	10.28	2.04	10.28
#FFFFFF	10.28	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004697

Deuteranopia (green-blind)

#003B92

Tritanopia (blue-blind)

#005060

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #1c3894;
/* rgb */ color: rgb(28, 56, 148);
/* oklch */ color: oklch(38.3% 0.155 266.0);

Tailwind

colors: {
  custom: {
    50: '#6e6eb4',
    500: '#1c3894',
    950: '#000000',
  },
}

SCSS

$custom: #1c3894;
$custom-light: #6e6eb4;
$custom-dark: #000000;

JSON

{
  "hex": "#1c3894",
  "rgb": {
    "r": 28,
    "g": 56,
    "b": 148
  },
  "hsl": {
    "h": 226,
    "s": 68.182,
    "l": 34.51
  },
  "oklch": {
    "l": 0.38305,
    "c": 0.15488,
    "h": 266
  },
  "luminance": 0.05213
}

Semantic roles & 50–950 ramp

primary

#1C3894

secondary

#C0A54C

accent

#C23DEB

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#080711

muted

#7B7A80

Preview Lab

Preview with #1C3894

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

Preview Lab → · Contrast checker → · Palette generator →