#1C0239#1C0239

#1C0239 is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.3% C 0.098 H 298.7°. Best body text is #FFFFFF at 18.80:1 contrast (WCAG AA passes).

Color values

HEX	#1C0239
RGB	rgb(28, 2, 57)
HSL	hsl(268, 93%, 12%)
HSV	hsv(268, 96%, 22%)
CMYK	cmyk(50.9%, 96.5%, 0%, 77.6%)
CIE-LAB	lab(5.29, 25.90, -29.32)
CIE-LCH	lch(5.29, 39.12, 311.46°)
OKLab	oklab(19.32% 0.047 -0.0859)
OKLCH	oklch(19.32% 0.098 298.7)
XYZ	xyz(1.2389, 0.5857, 3.9179)
Luminance	0.0059 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C0239 #1F3902

analogous

#020339 #1C0239 #380239

triadic

#1C0239 #391C02 #02391C

tetradic

#1C0239 #390203 #1F3902 #023938

square

#1C0239 #390203 #1F3902 #023938

split-complementary

#1C0239 #393802 #033902

monochromatic

#0F011E #0F011E #1C0239 #390474 #5606AF

Accessibility & contrast

On white

18.80

#1C0239 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#1C0239 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C0239

18.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C0239	#FFFFFF	#000000	##FFFFFF
##1C0239	1.00	18.80	1.12	18.80
#FFFFFF	18.80	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00123A

Deuteranopia (green-blind)

#001138

Tritanopia (blue-blind)

#14111E

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #1c0239;
/* rgb */ color: rgb(28, 2, 57);
/* oklch */ color: oklch(19.3% 0.098 298.7);

Tailwind

colors: {
  custom: {
    50: '#5c4670',
    500: '#1c0239',
    950: '#000000',
  },
}

SCSS

$custom: #1c0239;
$custom-light: #5c4670;
$custom-dark: #000000;

JSON

{
  "hex": "#1c0239",
  "rgb": {
    "r": 28,
    "g": 2,
    "b": 57
  },
  "hsl": {
    "h": 268.364,
    "s": 93.22,
    "l": 11.569
  },
  "oklch": {
    "l": 0.19318,
    "c": 0.09789,
    "h": 298.7
  },
  "luminance": 0.00586
}

Semantic roles & 50–950 ramp

primary

#1C0239

secondary

#4E7D1A

accent

#FF299A

background

#F5F4F6

surface

#E9E6EC

border

#C5C2C7

text

#040007

muted

#79777A

Preview Lab

Preview with #1C0239

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

Preview Lab → · Contrast checker → · Palette generator →