#1B0D41#1B0D41

#1B0D41 is a very dark, moderate violet. Relative luminance 0.009; OKLCH L 21.8% C 0.092 H 288.7°. Best body text is #FFFFFF at 17.79:1 contrast (WCAG AA passes).

Color values

HEX	#1B0D41
RGB	rgb(27, 13, 65)
HSL	hsl(256, 67%, 15%)
HSV	hsv(256, 80%, 25%)
CMYK	cmyk(58.5%, 80%, 0%, 74.5%)
CIE-LAB	lab(8.15, 22.69, -30.42)
CIE-LCH	lch(8.15, 37.95, 306.72°)
OKLab	oklab(21.82% 0.0295 -0.0874)
OKLCH	oklch(21.82% 0.092 288.7)
XYZ	xyz(1.5498, 0.9024, 5.0925)
Luminance	0.0090 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B0D41 #33410D

analogous

#0D1941 #1B0D41 #350D41

triadic

#1B0D41 #411B0D #0D411B

tetradic

#1B0D41 #410D19 #33410D #0D4135

square

#1B0D41 #410D19 #33410D #0D4135

split-complementary

#1B0D41 #41350D #19410D

monochromatic

#0B051A #0B051A #1B0D41 #301774 #4521A7

Accessibility & contrast

On white

17.79

#1B0D41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#1B0D41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B0D41

17.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B0D41	#FFFFFF	#000000	##FFFFFF
##1B0D41	1.00	17.79	1.18	17.79
#FFFFFF	17.79	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001943

Deuteranopia (green-blind)

#001640

Tritanopia (blue-blind)

#0D1B25

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #1b0d41;
/* rgb */ color: rgb(27, 13, 65);
/* oklch */ color: oklch(21.8% 0.092 288.7);

Tailwind

colors: {
  custom: {
    50: '#5c4d76',
    500: '#1b0d41',
    950: '#000000',
  },
}

SCSS

$custom: #1b0d41;
$custom-light: #5c4d76;
$custom-dark: #000000;

JSON

{
  "hex": "#1b0d41",
  "rgb": {
    "r": 27,
    "g": 13,
    "b": 65
  },
  "hsl": {
    "h": 256.154,
    "s": 66.667,
    "l": 15.294
  },
  "oklch": {
    "l": 0.21816,
    "c": 0.09223,
    "h": 288.7
  },
  "luminance": 0.00903
}

Semantic roles & 50–950 ramp

primary

#1B0D41

secondary

#677D2D

accent

#EA3EBB

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040108

muted

#79777B

Preview Lab

Preview with #1B0D41

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

Preview Lab → · Contrast checker → · Palette generator →