#1C2782#1C2782

#1C2782 is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.3% C 0.151 H 270.1°. Best body text is #FFFFFF at 12.64:1 contrast (WCAG AA passes).

Color values

HEX	#1C2782
RGB	rgb(28, 39, 130)
HSL	hsl(234, 65%, 31%)
HSV	hsv(234, 78%, 51%)
CMYK	cmyk(78.5%, 70%, 0%, 49%)
CIE-LAB	lab(21.24, 29.68, -52.21)
CIE-LCH	lch(21.24, 60.06, 299.62°)
OKLab	oklab(33.31% 0.0003 -0.1511)
OKLCH	oklch(33.31% 0.151 270.1)
XYZ	xyz(5.2323, 3.3090, 21.4777)
Luminance	0.0331 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2782 #82771C

analogous

#1C5A82 #1C2782 #441C82

triadic

#1C2782 #821C27 #27821C

tetradic

#1C2782 #821C5A #82771C #1C8244

square

#1C2782 #821C5A #82771C #1C8244

split-complementary

#1C2782 #82441C #5A821C

monochromatic

#06091D #111850 #1C2782 #2736B4 #4252D6

Accessibility & contrast

On white

12.64

#1C2782 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#1C2782 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2782

12.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2782	#FFFFFF	#000000	##FFFFFF
##1C2782	1.00	12.64	1.66	12.64
#FFFFFF	12.64	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003885

Deuteranopia (green-blind)

#002E80

Tritanopia (blue-blind)

#004051

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #1c2782;
/* rgb */ color: rgb(28, 39, 130);
/* oklch */ color: oklch(33.3% 0.151 270.1);

Tailwind

colors: {
  custom: {
    50: '#6a61a7',
    500: '#1c2782',
    950: '#000000',
  },
}

SCSS

$custom: #1c2782;
$custom-light: #6a61a7;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2782",
  "rgb": {
    "r": 28,
    "g": 39,
    "b": 130
  },
  "hsl": {
    "h": 233.529,
    "s": 64.557,
    "l": 30.98
  },
  "oklch": {
    "l": 0.33307,
    "c": 0.15111,
    "h": 270.1
  },
  "luminance": 0.0331
}

Semantic roles & 50–950 ramp

primary

#1C2782

secondary

#B5A944

accent

#D640E8

background

#F6F5FA

surface

#ECEAF4

border

#C7C6CE

text

#080510

muted

#7A797F

Preview Lab

Preview with #1C2782

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

Preview Lab → · Contrast checker → · Palette generator →