#1C0340#1C0340

#1C0340 is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 20.3% C 0.104 H 293.9°. Best body text is #FFFFFF at 18.48:1 contrast (WCAG AA passes).

Color values

HEX	#1C0340
RGB	rgb(28, 3, 64)
HSL	hsl(265, 91%, 13%)
HSV	hsv(265, 95%, 25%)
CMYK	cmyk(56.2%, 95.3%, 0%, 74.9%)
CIE-LAB	lab(6.16, 28.10, -32.96)
CIE-LCH	lch(6.16, 43.31, 310.45°)
OKLab	oklab(20.31% 0.0422 -0.0954)
OKLCH	oklch(20.31% 0.104 293.9)
XYZ	xyz(1.4366, 0.6821, 4.9055)
Luminance	0.0068 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.56

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C0340 #274003

analogous

#030840 #1C0340 #3A0340

triadic

#1C0340 #401C03 #03401C

tetradic

#1C0340 #400308 #274003 #03403A

square

#1C0340 #400308 #274003 #03403A

split-complementary

#1C0340 #403A03 #084003

monochromatic

#0D011D #0D011D #1C0340 #36067A #4F08B5

Accessibility & contrast

On white

18.48

#1C0340 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#1C0340 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C0340

18.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C0340	#FFFFFF	#000000	##FFFFFF
##1C0340	1.00	18.48	1.14	18.48
#FFFFFF	18.48	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001442

Deuteranopia (green-blind)

#00133F

Tritanopia (blue-blind)

#101522

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #1c0340;
/* rgb */ color: rgb(28, 3, 64);
/* oklch */ color: oklch(20.3% 0.104 293.9);

Tailwind

colors: {
  custom: {
    50: '#5e4775',
    500: '#1c0340',
    950: '#000000',
  },
}

SCSS

$custom: #1c0340;
$custom-light: #5e4775;
$custom-dark: #000000;

JSON

{
  "hex": "#1c0340",
  "rgb": {
    "r": 28,
    "g": 3,
    "b": 64
  },
  "hsl": {
    "h": 264.59,
    "s": 91.045,
    "l": 13.137
  },
  "oklch": {
    "l": 0.20314,
    "c": 0.10436,
    "h": 293.9
  },
  "luminance": 0.00682
}

Semantic roles & 50–950 ramp

primary

#1C0340

secondary

#59821D

accent

#FF29A7

background

#F5F4F7

surface

#E9E6ED

border

#C5C2C8

text

#050008

muted

#79777B

Preview Lab

Preview with #1C0340

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

Preview Lab → · Contrast checker → · Palette generator →