#1C4293#1C4293

#1C4293 is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.3% C 0.141 H 262.8°. Best body text is #FFFFFF at 9.33:1 contrast (WCAG AA passes).

Color values

HEX	#1C4293
RGB	rgb(28, 66, 147)
HSL	hsl(221, 68%, 34%)
HSV	hsv(221, 81%, 58%)
CMYK	cmyk(81%, 55.1%, 0%, 42.4%)
CIE-LAB	lab(30.03, 17.86, -48.42)
CIE-LCH	lch(30.03, 51.61, 290.24°)
OKLab	oklab(40.31% -0.0176 -0.1396)
OKLCH	oklch(40.31% 0.141 262.8)
XYZ	xyz(7.6917, 6.2490, 28.3989)
Luminance	0.0625 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4293 #936D1C

analogous

#1C7E93 #1C4293 #311C93

triadic

#1C4293 #931C42 #42931C

tetradic

#1C4293 #931C7E #936D1C #1C9331

square

#1C4293 #931C7E #936D1C #1C9331

split-complementary

#1C4293 #93311C #7E931C

monochromatic

#08142C #122B60 #1C4293 #2659C6 #4C7BDD

Accessibility & contrast

On white

9.33

#1C4293 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#1C4293 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4293

9.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4293	#FFFFFF	#000000	##FFFFFF
##1C4293	1.00	9.33	2.25	9.33
#FFFFFF	9.33	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C96

Deuteranopia (green-blind)

#004291

Tritanopia (blue-blind)

#005664

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #1c4293;
/* rgb */ color: rgb(28, 66, 147);
/* oklch */ color: oklch(40.3% 0.141 262.8);

Tailwind

colors: {
  custom: {
    50: '#6d75b3',
    500: '#1c4293',
    950: '#000000',
  },
}

SCSS

$custom: #1c4293;
$custom-light: #6d75b3;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4293",
  "rgb": {
    "r": 28,
    "g": 66,
    "b": 147
  },
  "hsl": {
    "h": 220.84,
    "s": 68,
    "l": 34.314
  },
  "oklch": {
    "l": 0.40308,
    "c": 0.14073,
    "h": 262.8
  },
  "luminance": 0.0625
}

Semantic roles & 50–950 ramp

primary

#1C4293

secondary

#BF9A4C

accent

#B33DEB

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080811

muted

#7B7B80

Preview Lab

Preview with #1C4293

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

Preview Lab → · Contrast checker → · Palette generator →