#1C2785#1C2785

#1C2785 is a dark, vivid blue. Relative luminance 0.034; OKLCH L 33.6% C 0.155 H 270.0°. Best body text is #FFFFFF at 12.51:1 contrast (WCAG AA passes).

Color values

HEX	#1C2785
RGB	rgb(28, 39, 133)
HSL	hsl(234, 65%, 32%)
HSV	hsv(234, 79%, 52%)
CMYK	cmyk(78.9%, 70.7%, 0%, 47.8%)
CIE-LAB	lab(21.55, 30.81, -53.60)
CIE-LCH	lch(21.55, 61.83, 299.89°)
OKLab	oklab(33.62% 0 -0.1552)
OKLCH	oklch(33.62% 0.155 270)
XYZ	xyz(5.4366, 3.3908, 22.5537)
Luminance	0.0339 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2785 #857A1C

analogous

#1C5C85 #1C2785 #461C85

triadic

#1C2785 #851C27 #27851C

tetradic

#1C2785 #851C5C #857A1C #1C8546

square

#1C2785 #851C5C #857A1C #1C8546

split-complementary

#1C2785 #85461C #5C851C

monochromatic

#070920 #111852 #1C2785 #2736B8 #4453D8

Accessibility & contrast

On white

12.51

#1C2785 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#1C2785 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2785

12.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2785	#FFFFFF	#000000	##FFFFFF
##1C2785	1.00	12.51	1.68	12.51
#FFFFFF	12.51	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003988

Deuteranopia (green-blind)

#002F83

Tritanopia (blue-blind)

#004152

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #1c2785;
/* rgb */ color: rgb(28, 39, 133);
/* oklch */ color: oklch(33.6% 0.155 270.0);

Tailwind

colors: {
  custom: {
    50: '#6b61a9',
    500: '#1c2785',
    950: '#000000',
  },
}

SCSS

$custom: #1c2785;
$custom-light: #6b61a9;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2785",
  "rgb": {
    "r": 28,
    "g": 39,
    "b": 133
  },
  "hsl": {
    "h": 233.714,
    "s": 65.217,
    "l": 31.569
  },
  "oklch": {
    "l": 0.3362,
    "c": 0.15516,
    "h": 270
  },
  "luminance": 0.03391
}

Semantic roles & 50–950 ramp

primary

#1C2785

secondary

#B8AC45

accent

#D740E8

background

#F7F5FA

surface

#EDEAF4

border

#C8C6CE

text

#080510

muted

#7B797F

Preview Lab

Preview with #1C2785

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

Preview Lab → · Contrast checker → · Palette generator →