#1C0331#1C0331

#1C0331 is a very dark, moderate violet. Relative luminance 0.005; OKLCH L 18.6% C 0.087 H 304.3°. Best body text is #FFFFFF at 18.97:1 contrast (WCAG AA passes).

Color values

HEX	#1C0331
RGB	rgb(28, 3, 49)
HSL	hsl(273, 88%, 10%)
HSV	hsv(273, 94%, 19%)
CMYK	cmyk(42.9%, 93.9%, 0%, 80.8%)
CIE-LAB	lab(4.82, 22.16, -24.18)
CIE-LCH	lch(4.82, 32.80, 312.50°)
OKLab	oklab(18.61% 0.0489 -0.0717)
OKLCH	oklch(18.61% 0.087 304.3)
XYZ	xyz(1.0657, 0.5338, 2.9520)
Luminance	0.0053 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.91

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C0331 #183103

analogous

#050331 #1C0331 #31032F

triadic

#1C0331 #311C03 #03311C

tetradic

#1C0331 #310503 #183103 #032F31

square

#1C0331 #310503 #183103 #032F31

split-complementary

#1C0331 #2F3103 #033105

monochromatic

#10021D #10021D #1C0331 #3D076B #5E0AA4

Accessibility & contrast

On white

18.97

#1C0331 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#1C0331 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C0331

18.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C0331	#FFFFFF	#000000	##FFFFFF
##1C0331	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)

#001032

Deuteranopia (green-blind)

#001030

Tritanopia (blue-blind)

#180E19

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #1c0331;
/* rgb */ color: rgb(28, 3, 49);
/* oklch */ color: oklch(18.6% 0.087 304.3);

Tailwind

colors: {
  custom: {
    50: '#5a4769',
    500: '#1c0331',
    950: '#000000',
  },
}

SCSS

$custom: #1c0331;
$custom-light: #5a4769;
$custom-dark: #000000;

JSON

{
  "hex": "#1c0331",
  "rgb": {
    "r": 28,
    "g": 3,
    "b": 49
  },
  "hsl": {
    "h": 272.609,
    "s": 88.462,
    "l": 10.196
  },
  "oklch": {
    "l": 0.18605,
    "c": 0.0868,
    "h": 304.3
  },
  "luminance": 0.00534
}

Semantic roles & 50–950 ramp

primary

#1C0331

secondary

#44741B

accent

#FF298B

background

#F5F4F6

surface

#E9E6EB

border

#C5C2C6

text

#040006

muted

#79777A

Preview Lab

Preview with #1C0331

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

Preview Lab → · Contrast checker → · Palette generator →