#1B1052#1B1052

#1B1052 is a very dark, moderate violet. Relative luminance 0.012; OKLCH L 24.1% C 0.112 H 281.5°. Best body text is #FFFFFF at 16.90:1 contrast (WCAG AA passes).

Color values

HEX	#1B1052
RGB	rgb(27, 16, 82)
HSL	hsl(250, 67%, 19%)
HSV	hsv(250, 80%, 32%)
CMYK	cmyk(67.1%, 80.5%, 0%, 67.8%)
CIE-LAB	lab(10.65, 26.75, -38.17)
CIE-LCH	lch(10.65, 46.61, 305.02°)
OKLab	oklab(24.15% 0.0225 -0.1101)
OKLCH	oklch(24.15% 0.112 281.5)
XYZ	xyz(2.1598, 1.2126, 8.1013)
Luminance	0.0121 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B1052 #475210

analogous

#102652 #1B1052 #3C1052

triadic

#1B1052 #521B10 #10521B

tetradic

#1B1052 #521026 #475210 #10523C

square

#1B1052 #521026 #475210 #10523C

split-complementary

#1B1052 #523C10 #265210

monochromatic

#08051A #0A061F #1B1052 #2C1A85 #3D24B8

Accessibility & contrast

On white

16.90

#1B1052 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#1B1052 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B1052

16.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B1052	#FFFFFF	#000000	##FFFFFF
##1B1052	1.00	16.90	1.24	16.90
#FFFFFF	16.90	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001F54

Deuteranopia (green-blind)

#001A51

Tritanopia (blue-blind)

#002330

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #1b1052;
/* rgb */ color: rgb(27, 16, 82);
/* oklch */ color: oklch(24.1% 0.112 281.5);

Tailwind

colors: {
  custom: {
    50: '#604f83',
    500: '#1b1052',
    950: '#000000',
  },
}

SCSS

$custom: #1b1052;
$custom-light: #604f83;
$custom-dark: #000000;

JSON

{
  "hex": "#1b1052",
  "rgb": {
    "r": 27,
    "g": 16,
    "b": 82
  },
  "hsl": {
    "h": 250,
    "s": 67.347,
    "l": 19.216
  },
  "oklch": {
    "l": 0.24147,
    "c": 0.11235,
    "h": 281.5
  },
  "luminance": 0.01213
}

Semantic roles & 50–950 ramp

primary

#1B1052

secondary

#7D8C32

accent

#EA3ECD

background

#F5F4F8

surface

#EAE7EF

border

#C6C3CA

text

#05020B

muted

#79787C

Preview Lab

Preview with #1B1052

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

Preview Lab → · Contrast checker → · Palette generator →