#1C4394#1C4394

#1C4394 is a dark, vivid blue. Relative luminance 0.064; OKLCH L 40.6% C 0.141 H 262.6°. Best body text is #FFFFFF at 9.21:1 contrast (WCAG AA passes).

Color values

HEX	#1C4394
RGB	rgb(28, 67, 148)
HSL	hsl(221, 68%, 35%)
HSV	hsv(221, 81%, 58%)
CMYK	cmyk(81.1%, 54.7%, 0%, 42%)
CIE-LAB	lab(30.40, 17.57, -48.44)
CIE-LCH	lch(30.40, 51.53, 289.94°)
OKLab	oklab(40.61% -0.0182 -0.1397)
OKLCH	oklch(40.61% 0.141 262.6)
XYZ	xyz(7.8294, 6.3984, 28.8336)
Luminance	0.0640 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4394 #946D1C

analogous

#1C7F94 #1C4394 #311C94

triadic

#1C4394 #941C43 #43941C

tetradic

#1C4394 #941C7F #946D1C #1C9431

square

#1C4394 #941C7F #946D1C #1C9431

split-complementary

#1C4394 #94311C #7F941C

monochromatic

#09142D #122C61 #1C4394 #265AC7 #4D7CDD

Accessibility & contrast

On white

9.21

#1C4394 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#1C4394 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4394

9.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4394	#FFFFFF	#000000	##FFFFFF
##1C4394	1.00	9.21	2.28	9.21
#FFFFFF	9.21	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#014D97

Deuteranopia (green-blind)

#004292

Tritanopia (blue-blind)

#005765

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #1c4394;
/* rgb */ color: rgb(28, 67, 148);
/* oklch */ color: oklch(40.6% 0.141 262.6);

Tailwind

colors: {
  custom: {
    50: '#6d76b4',
    500: '#1c4394',
    950: '#000000',
  },
}

SCSS

$custom: #1c4394;
$custom-light: #6d76b4;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4394",
  "rgb": {
    "r": 28,
    "g": 67,
    "b": 148
  },
  "hsl": {
    "h": 220.5,
    "s": 68.182,
    "l": 34.51
  },
  "oklch": {
    "l": 0.40608,
    "c": 0.14085,
    "h": 262.6
  },
  "luminance": 0.06399
}

Semantic roles & 50–950 ramp

primary

#1C4394

secondary

#C09A4C

accent

#B23DEB

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080811

muted

#7B7B80

Preview Lab

Preview with #1C4394

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

Preview Lab → · Contrast checker → · Palette generator →