#1C0231#1C0231

#1C0231 is a very dark, moderate violet. Relative luminance 0.005; OKLCH L 18.4% C 0.089 H 304.8°. Best body text is #FFFFFF at 19.05:1 contrast (WCAG AA passes).

Color values

HEX	#1C0231
RGB	rgb(28, 2, 49)
HSL	hsl(273, 92%, 10%)
HSV	hsv(273, 96%, 19%)
CMYK	cmyk(42.9%, 95.9%, 0%, 80.8%)
CIE-LAB	lab(4.62, 22.63, -24.50)
CIE-LCH	lch(4.62, 33.35, 312.73°)
OKLab	oklab(18.41% 0.0507 -0.073)
OKLCH	oklch(18.41% 0.089 304.8)
XYZ	xyz(1.0548, 0.5120, 2.9484)
Luminance	0.0051 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.95

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C0231 #173102

analogous

#040231 #1C0231 #31022F

triadic

#1C0231 #311C02 #02311C

tetradic

#1C0231 #310402 #173102 #022F31

square

#1C0231 #310402 #173102 #022F31

split-complementary

#1C0231 #2F3102 #023104

monochromatic

#11011D #11011D #1C0231 #3E046C #5F07A7

Accessibility & contrast

On white

19.05

#1C0231 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#1C0231 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C0231

19.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C0231	#FFFFFF	#000000	##FFFFFF
##1C0231	1.00	19.05	1.10	19.05
#FFFFFF	19.05	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000F32

Deuteranopia (green-blind)

#001030

Tritanopia (blue-blind)

#180D19

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #1c0231;
/* rgb */ color: rgb(28, 2, 49);
/* oklch */ color: oklch(18.4% 0.089 304.8);

Tailwind

colors: {
  custom: {
    50: '#5a4669',
    500: '#1c0231',
    950: '#000000',
  },
}

SCSS

$custom: #1c0231;
$custom-light: #5a4669;
$custom-dark: #000000;

JSON

{
  "hex": "#1c0231",
  "rgb": {
    "r": 28,
    "g": 2,
    "b": 49
  },
  "hsl": {
    "h": 273.191,
    "s": 92.157,
    "l": 10
  },
  "oklch": {
    "l": 0.18412,
    "c": 0.08887,
    "h": 304.8
  },
  "luminance": 0.00512
}

Semantic roles & 50–950 ramp

primary

#1C0231

secondary

#437519

accent

#FF2989

background

#F5F4F6

surface

#E9E6EB

border

#C5C2C6

text

#040006

muted

#79777A

Preview Lab

Preview with #1C0231

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

Preview Lab → · Contrast checker → · Palette generator →