#1C0339#1C0339

#1C0339 is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.5% C 0.096 H 298.3°. Best body text is #FFFFFF at 18.73:1 contrast (WCAG AA passes).

Color values

HEX	#1C0339
RGB	rgb(28, 3, 57)
HSL	hsl(268, 90%, 12%)
HSV	hsv(268, 95%, 22%)
CMYK	cmyk(50.9%, 94.7%, 0%, 77.6%)
CIE-LAB	lab(5.49, 25.40, -29.00)
CIE-LCH	lch(5.49, 38.55, 311.21°)
OKLab	oklab(19.49% 0.0455 -0.0847)
OKLCH	oklch(19.49% 0.096 298.3)
XYZ	xyz(1.2498, 0.6074, 3.9215)
Luminance	0.0061 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C0339 #203903

analogous

#030539 #1C0339 #370339

triadic

#1C0339 #391C03 #03391C

tetradic

#1C0339 #390305 #203903 #033937

square

#1C0339 #390305 #203903 #033937

split-complementary

#1C0339 #393703 #053903

monochromatic

#0E021D #0E021D #1C0339 #390673 #5509AD

Accessibility & contrast

On white

18.73

#1C0339 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#1C0339 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C0339

18.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C0339	#FFFFFF	#000000	##FFFFFF
##1C0339	1.00	18.73	1.12	18.73
#FFFFFF	18.73	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00123A

Deuteranopia (green-blind)

#001138

Tritanopia (blue-blind)

#14121E

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #1c0339;
/* rgb */ color: rgb(28, 3, 57);
/* oklch */ color: oklch(19.5% 0.096 298.3);

Tailwind

colors: {
  custom: {
    50: '#5c4770',
    500: '#1c0339',
    950: '#000000',
  },
}

SCSS

$custom: #1c0339;
$custom-light: #5c4770;
$custom-dark: #000000;

JSON

{
  "hex": "#1c0339",
  "rgb": {
    "r": 28,
    "g": 3,
    "b": 57
  },
  "hsl": {
    "h": 267.778,
    "s": 90,
    "l": 11.765
  },
  "oklch": {
    "l": 0.19492,
    "c": 0.09615,
    "h": 298.3
  },
  "luminance": 0.00607
}

Semantic roles & 50–950 ramp

primary

#1C0339

secondary

#4F7C1C

accent

#FF299C

background

#F5F4F6

surface

#E9E6EC

border

#C5C2C7

text

#040007

muted

#79777A

Preview Lab

Preview with #1C0339

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

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