#1B0D55#1B0D55

#1B0D55 is a very dark, moderate violet. Relative luminance 0.012; OKLCH L 24.1% C 0.120 H 281.4°. Best body text is #FFFFFF at 17.00:1 contrast (WCAG AA passes).

Color values

HEX	#1B0D55
RGB	rgb(27, 13, 85)
HSL	hsl(252, 73%, 19%)
HSV	hsv(252, 85%, 33%)
CMYK	cmyk(68.2%, 84.7%, 0%, 66.7%)
CIE-LAB	lab(10.38, 29.53, -40.66)
CIE-LCH	lch(10.38, 50.25, 305.99°)
OKLab	oklab(24.06% 0.0238 -0.1173)
OKLCH	oklch(24.06% 0.12 281.4)
XYZ	xyz(2.2351, 1.1766, 8.7019)
Luminance	0.0118 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B0D55 #47550D

analogous

#0D2355 #1B0D55 #3F0D55

triadic

#1B0D55 #551B0D #0D551B

tetradic

#1B0D55 #550D23 #47550D #0D553F

square

#1B0D55 #550D23 #47550D #0D553F

split-complementary

#1B0D55 #553F0D #23550D

monochromatic

#08041B #0A0520 #1B0D55 #2C158A #3D1DBF

Accessibility & contrast

On white

17.00

#1B0D55 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#1B0D55 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B0D55

17.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B0D55	#FFFFFF	#000000	##FFFFFF
##1B0D55	1.00	17.00	1.24	17.00
#FFFFFF	17.00	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	17.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001F57

Deuteranopia (green-blind)

#001A54

Tritanopia (blue-blind)

#002231

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #1b0d55;
/* rgb */ color: rgb(27, 13, 85);
/* oklch */ color: oklch(24.1% 0.120 281.4);

Tailwind

colors: {
  custom: {
    50: '#614e86',
    500: '#1b0d55',
    950: '#000000',
  },
}

SCSS

$custom: #1b0d55;
$custom-light: #614e86;
$custom-dark: #000000;

JSON

{
  "hex": "#1b0d55",
  "rgb": {
    "r": 27,
    "g": 13,
    "b": 85
  },
  "hsl": {
    "h": 251.667,
    "s": 73.469,
    "l": 19.216
  },
  "oklch": {
    "l": 0.24064,
    "c": 0.1197,
    "h": 281.4
  },
  "luminance": 0.01177
}

Semantic roles & 50–950 ramp

primary

#1B0D55

secondary

#7D902E

accent

#F038CC

background

#F6F4F8

surface

#EBE7EF

border

#C6C3CA

text

#05020B

muted

#7A787C

Preview Lab

Preview with #1B0D55

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

Preview Lab → · Contrast checker → · Palette generator →