#1B0E53#1B0E53

#1B0E53 is a very dark, moderate violet. Relative luminance 0.012; OKLCH L 24.0% C 0.116 H 281.8°. Best body text is #FFFFFF at 17.01:1 contrast (WCAG AA passes).

Color values

HEX	#1B0E53
RGB	rgb(27, 14, 83)
HSL	hsl(251, 71%, 19%)
HSV	hsv(251, 83%, 33%)
CMYK	cmyk(67.5%, 83.1%, 0%, 67.5%)
CIE-LAB	lab(10.35, 28.28, -39.36)
CIE-LCH	lch(10.35, 48.47, 305.70°)
OKLab	oklab(23.97% 0.0237 -0.1135)
OKLCH	oklch(23.97% 0.116 281.8)
XYZ	xyz(2.1699, 1.1715, 8.2937)
Luminance	0.0117 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B0E53 #46530E

analogous

#0E2453 #1B0E53 #3E0E53

triadic

#1B0E53 #531B0E #0E531B

tetradic

#1B0E53 #530E24 #46530E #0E533E

square

#1B0E53 #530E24 #46530E #0E533E

split-complementary

#1B0E53 #533E0E #24530E

monochromatic

#09041A #0A051F #1B0E53 #2C1787 #3D20BC

Accessibility & contrast

On white

17.01

#1B0E53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#1B0E53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B0E53

17.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B0E53	#FFFFFF	#000000	##FFFFFF
##1B0E53	1.00	17.01	1.23	17.01
#FFFFFF	17.01	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001E55

Deuteranopia (green-blind)

#001A52

Tritanopia (blue-blind)

#002230

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #1b0e53;
/* rgb */ color: rgb(27, 14, 83);
/* oklch */ color: oklch(24.0% 0.116 281.8);

Tailwind

colors: {
  custom: {
    50: '#604e84',
    500: '#1b0e53',
    950: '#000000',
  },
}

SCSS

$custom: #1b0e53;
$custom-light: #604e84;
$custom-dark: #000000;

JSON

{
  "hex": "#1b0e53",
  "rgb": {
    "r": 27,
    "g": 14,
    "b": 83
  },
  "hsl": {
    "h": 251.304,
    "s": 71.134,
    "l": 19.02
  },
  "oklch": {
    "l": 0.23967,
    "c": 0.11597,
    "h": 281.8
  },
  "luminance": 0.01172
}

Semantic roles & 50–950 ramp

primary

#1B0E53

secondary

#7C8D2F

accent

#EE3ACC

background

#F6F4F8

surface

#EBE7EF

border

#C6C3CA

text

#05020B

muted

#7A787C

Preview Lab

Preview with #1B0E53

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

Preview Lab → · Contrast checker → · Palette generator →