#1C0F64#1C0F64

#1C0F64 is a dark, vivid blue. Relative luminance 0.015; OKLCH L 26.2% C 0.137 H 278.1°. Best body text is #FFFFFF at 16.13:1 contrast (WCAG AA passes).

Color values

HEX	#1C0F64
RGB	rgb(28, 15, 100)
HSL	hsl(249, 74%, 23%)
HSV	hsv(249, 85%, 39%)
CMYK	cmyk(72%, 85%, 0%, 60.8%)
CIE-LAB	lab(12.66, 33.58, -46.98)
CIE-LCH	lch(12.66, 57.74, 305.56°)
OKLab	oklab(26.21% 0.0194 -0.1357)
OKLCH	oklch(26.21% 0.137 278.1)
XYZ	xyz(2.9492, 1.5084, 12.1898)
Luminance	0.0151 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C0F64 #57640F

analogous

#0F2D64 #1C0F64 #460F64

triadic

#1C0F64 #641C0F #0F641C

tetradic

#1C0F64 #640F2D #57640F #0F6446

square

#1C0F64 #640F2D #57640F #0F6446

split-complementary

#1C0F64 #64460F #2D640F

monochromatic

#07041B #0D072F #1C0F64 #2B1799 #3A1FCE

Accessibility & contrast

On white

16.13

#1C0F64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#1C0F64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C0F64

16.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C0F64	#FFFFFF	#000000	##FFFFFF
##1C0F64	1.00	16.13	1.30	16.13
#FFFFFF	16.13	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002466

Deuteranopia (green-blind)

#001D63

Tritanopia (blue-blind)

#00293A

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #1c0f64;
/* rgb */ color: rgb(28, 15, 100);
/* oklch */ color: oklch(26.2% 0.137 278.1);

Tailwind

colors: {
  custom: {
    50: '#655091',
    500: '#1c0f64',
    950: '#000000',
  },
}

SCSS

$custom: #1c0f64;
$custom-light: #655091;
$custom-dark: #000000;

JSON

{
  "hex": "#1c0f64",
  "rgb": {
    "r": 28,
    "g": 15,
    "b": 100
  },
  "hsl": {
    "h": 249.176,
    "s": 73.913,
    "l": 22.549
  },
  "oklch": {
    "l": 0.26207,
    "c": 0.13708,
    "h": 278.1
  },
  "luminance": 0.01509
}

Semantic roles & 50–950 ramp

primary

#1C0F64

secondary

#8D9D32

accent

#F137D4

background

#F6F4F9

surface

#EBE7F1

border

#C6C3CB

text

#06020D

muted

#7A787E

Preview Lab

Preview with #1C0F64

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

Preview Lab → · Contrast checker → · Palette generator →