#1C1256#1C1256

#1C1256 is a very dark, moderate blue. Relative luminance 0.014; OKLCH L 25.0% C 0.115 H 280.7°. Best body text is #FFFFFF at 16.53:1 contrast (WCAG AA passes).

Color values

HEX	#1C1256
RGB	rgb(28, 18, 86)
HSL	hsl(249, 65%, 20%)
HSV	hsv(249, 79%, 34%)
CMYK	cmyk(67.4%, 79.1%, 0%, 66.3%)
CIE-LAB	lab(11.63, 27.07, -39.28)
CIE-LCH	lch(11.63, 47.71, 304.57°)
OKLab	oklab(25% 0.0215 -0.1133)
OKLCH	oklch(25% 0.115 280.7)
XYZ	xyz(2.3744, 1.3512, 8.9380)
Luminance	0.0135 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C1256 #4C5612

analogous

#122A56 #1C1256 #3E1256

triadic

#1C1256 #561C12 #12561C

tetradic

#1C1256 #56122A #4C5612 #12563E

square

#1C1256 #56122A #4C5612 #12563E

split-complementary

#1C1256 #563E12 #2A5612

monochromatic

#080519 #0C0723 #1C1256 #2C1D89 #3D27BB

Accessibility & contrast

On white

16.53

#1C1256 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#1C1256 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C1256

16.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C1256	#FFFFFF	#000000	##FFFFFF
##1C1256	1.00	16.53	1.27	16.53
#FFFFFF	16.53	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002158

Deuteranopia (green-blind)

#001C55

Tritanopia (blue-blind)

#002533

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #1c1256;
/* rgb */ color: rgb(28, 18, 86);
/* oklch */ color: oklch(25.0% 0.115 280.7);

Tailwind

colors: {
  custom: {
    50: '#615186',
    500: '#1c1256',
    950: '#000000',
  },
}

SCSS

$custom: #1c1256;
$custom-light: #615186;
$custom-dark: #000000;

JSON

{
  "hex": "#1c1256",
  "rgb": {
    "r": 28,
    "g": 18,
    "b": 86
  },
  "hsl": {
    "h": 248.824,
    "s": 65.385,
    "l": 20.392
  },
  "oklch": {
    "l": 0.24998,
    "c": 0.11533,
    "h": 280.7
  },
  "luminance": 0.01351
}

Semantic roles & 50–950 ramp

primary

#1C1256

secondary

#828F35

accent

#E83FD0

background

#F6F4F8

surface

#EBE7EF

border

#C6C3CA

text

#05020B

muted

#7A787C

Preview Lab

Preview with #1C1256

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

Preview Lab → · Contrast checker → · Palette generator →