#1C1064#1C1064

#1C1064 is a dark, vivid blue. Relative luminance 0.015; OKLCH L 26.3% C 0.136 H 278.0°. Best body text is #FFFFFF at 16.06:1 contrast (WCAG AA passes).

Color values

HEX	#1C1064
RGB	rgb(28, 16, 100)
HSL	hsl(249, 72%, 23%)
HSV	hsv(249, 84%, 39%)
CMYK	cmyk(72%, 84%, 0%, 60.8%)
CIE-LAB	lab(12.84, 33.05, -46.68)
CIE-LCH	lch(12.84, 57.19, 305.30°)
OKLab	oklab(26.33% 0.0189 -0.1348)
OKLCH	oklch(26.33% 0.136 278)
XYZ	xyz(2.9637, 1.5373, 12.1947)
Luminance	0.0154 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C1064 #586410

analogous

#102E64 #1C1064 #461064

triadic

#1C1064 #641C10 #10641C

tetradic

#1C1064 #64102E #586410 #106446

square

#1C1064 #64102E #586410 #106446

split-complementary

#1C1064 #644610 #2E6410

monochromatic

#07041A #0D082F #1C1064 #2B1899 #3A21CE

Accessibility & contrast

On white

16.06

#1C1064 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#1C1064 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C1064

16.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C1064	#FFFFFF	#000000	##FFFFFF
##1C1064	1.00	16.06	1.31	16.06
#FFFFFF	16.06	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002466

Deuteranopia (green-blind)

#001E63

Tritanopia (blue-blind)

#002A3A

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #1c1064;
/* rgb */ color: rgb(28, 16, 100);
/* oklch */ color: oklch(26.3% 0.136 278.0);

Tailwind

colors: {
  custom: {
    50: '#655191',
    500: '#1c1064',
    950: '#000000',
  },
}

SCSS

$custom: #1c1064;
$custom-light: #655191;
$custom-dark: #000000;

JSON

{
  "hex": "#1c1064",
  "rgb": {
    "r": 28,
    "g": 16,
    "b": 100
  },
  "hsl": {
    "h": 248.571,
    "s": 72.414,
    "l": 22.745
  },
  "oklch": {
    "l": 0.26334,
    "c": 0.13615,
    "h": 278
  },
  "luminance": 0.01538
}

Semantic roles & 50–950 ramp

primary

#1C1064

secondary

#8E9D33

accent

#EF39D5

background

#F6F4F9

surface

#EBE7F1

border

#C6C3CB

text

#06020D

muted

#7A787E

Preview Lab

Preview with #1C1064

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

Preview Lab → · Contrast checker → · Palette generator →