#1C3893#1C3893

#1C3893 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.2% C 0.153 H 266.0°. Best body text is #FFFFFF at 10.31:1 contrast (WCAG AA passes).

Color values

HEX	#1C3893
RGB	rgb(28, 56, 147)
HSL	hsl(226, 68%, 34%)
HSV	hsv(226, 81%, 58%)
CMYK	cmyk(81%, 61.9%, 0%, 42.4%)
CIE-LAB	lab(27.24, 24.75, -52.96)
CIE-LCH	lch(27.24, 58.45, 295.05°)
OKLab	oklab(38.21% -0.0107 -0.1531)
OKLCH	oklch(38.21% 0.154 266)
XYZ	xyz(7.1577, 5.1810, 28.2209)
Luminance	0.0518 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C3893 #93771C

analogous

#1C7493 #1C3893 #3B1C93

triadic

#1C3893 #931C38 #38931C

tetradic

#1C3893 #931C74 #93771C #1C933B

square

#1C3893 #931C74 #93771C #1C933B

split-complementary

#1C3893 #933B1C #74931C

monochromatic

#08112C #122460 #1C3893 #264CC6 #4C6EDD

Accessibility & contrast

On white

10.31

#1C3893 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#1C3893 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C3893

10.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C3893	#FFFFFF	#000000	##FFFFFF
##1C3893	1.00	10.31	2.04	10.31
#FFFFFF	10.31	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004696

Deuteranopia (green-blind)

#003B91

Tritanopia (blue-blind)

#004F60

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #1c3893;
/* rgb */ color: rgb(28, 56, 147);
/* oklch */ color: oklch(38.2% 0.153 266.0);

Tailwind

colors: {
  custom: {
    50: '#6d6eb4',
    500: '#1c3893',
    950: '#000000',
  },
}

SCSS

$custom: #1c3893;
$custom-light: #6d6eb4;
$custom-dark: #000000;

JSON

{
  "hex": "#1c3893",
  "rgb": {
    "r": 28,
    "g": 56,
    "b": 147
  },
  "hsl": {
    "h": 225.882,
    "s": 68,
    "l": 34.314
  },
  "oklch": {
    "l": 0.38213,
    "c": 0.1535,
    "h": 266
  },
  "luminance": 0.05182
}

Semantic roles & 50–950 ramp

primary

#1C3893

secondary

#BFA44C

accent

#C23DEB

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#080711

muted

#7B7A80

Preview Lab

Preview with #1C3893

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

Preview Lab → · Contrast checker → · Palette generator →