#1C0136#1C0136

#1C0136 is a very dark, moderate violet. Relative luminance 0.005; OKLCH L 18.8% C 0.096 H 301.2°. Best body text is #FFFFFF at 18.97:1 contrast (WCAG AA passes).

Color values

HEX	#1C0136
RGB	rgb(28, 1, 54)
HSL	hsl(271, 96%, 11%)
HSV	hsv(271, 98%, 21%)
CMYK	cmyk(48.1%, 98.1%, 0%, 78.8%)
CIE-LAB	lab(4.83, 25.17, -27.87)
CIE-LCH	lch(4.83, 37.55, 312.09°)
OKLab	oklab(18.79% 0.05 -0.0824)
OKLCH	oklch(18.79% 0.096 301.2)
XYZ	xyz(1.1554, 0.5349, 3.5317)
Luminance	0.0053 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C0136 #1B3601

analogous

#010136 #1C0136 #360135

triadic

#1C0136 #361C01 #01361C

tetradic

#1C0136 #360101 #1B3601 #013536

square

#1C0136 #360101 #1B3601 #013536

split-complementary

#1C0136 #353601 #013601

monochromatic

#10011E #10011E #1C0136 #3B0272 #5A03AE

Accessibility & contrast

On white

18.97

#1C0136 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#1C0136 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C0136

18.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C0136	#FFFFFF	#000000	##FFFFFF
##1C0136	1.00	18.97	1.11	18.97
#FFFFFF	18.97	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001037

Deuteranopia (green-blind)

#001035

Tritanopia (blue-blind)

#160F1C

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #1c0136;
/* rgb */ color: rgb(28, 1, 54);
/* oklch */ color: oklch(18.8% 0.096 301.2);

Tailwind

colors: {
  custom: {
    50: '#5b466d',
    500: '#1c0136',
    950: '#000000',
  },
}

SCSS

$custom: #1c0136;
$custom-light: #5b466d;
$custom-dark: #000000;

JSON

{
  "hex": "#1c0136",
  "rgb": {
    "r": 28,
    "g": 1,
    "b": 54
  },
  "hsl": {
    "h": 270.566,
    "s": 96.364,
    "l": 10.784
  },
  "oklch": {
    "l": 0.18787,
    "c": 0.0964,
    "h": 301.2
  },
  "luminance": 0.00535
}

Semantic roles & 50–950 ramp

primary

#1C0136

secondary

#487B18

accent

#FF2992

background

#F5F3F6

surface

#E9E5EC

border

#C5C1C7

text

#040007

muted

#79777A

Preview Lab

Preview with #1C0136

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

Preview Lab → · Contrast checker → · Palette generator →