#1B114C#1B114C

#1B114C is a very dark, moderate violet. Relative luminance 0.012; OKLCH L 23.6% C 0.103 H 283.0°. Best body text is #FFFFFF at 17.06:1 contrast (WCAG AA passes).

Color values

HEX	#1B114C
RGB	rgb(27, 17, 76)
HSL	hsl(250, 63%, 18%)
HSV	hsv(250, 78%, 30%)
CMYK	cmyk(64.5%, 77.6%, 0%, 70.2%)
CIE-LAB	lab(10.23, 23.99, -34.74)
CIE-LCH	lch(10.23, 42.21, 304.63°)
OKLab	oklab(23.65% 0.023 -0.1)
OKLCH	oklch(23.65% 0.103 283)
XYZ	xyz(1.9565, 1.1556, 6.9560)
Luminance	0.0116 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B114C #424C11

analogous

#11244C #1B114C #38114C

triadic

#1B114C #4C1B11 #114C1B

tetradic

#1B114C #4C1124 #424C11 #114C38

square

#1B114C #4C1124 #424C11 #114C38

split-complementary

#1B114C #4C3811 #244C11

monochromatic

#090619 #09061A #1B114C #2D1C7E #3F27B0

Accessibility & contrast

On white

17.06

#1B114C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#1B114C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B114C

17.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B114C	#FFFFFF	#000000	##FFFFFF
##1B114C	1.00	17.06	1.23	17.06
#FFFFFF	17.06	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001E4E

Deuteranopia (green-blind)

#001A4B

Tritanopia (blue-blind)

#01212D

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #1b114c;
/* rgb */ color: rgb(27, 17, 76);
/* oklch */ color: oklch(23.6% 0.103 283.0);

Tailwind

colors: {
  custom: {
    50: '#5e507f',
    500: '#1b114c',
    950: '#000000',
  },
}

SCSS

$custom: #1b114c;
$custom-light: #5e507f;
$custom-dark: #000000;

JSON

{
  "hex": "#1b114c",
  "rgb": {
    "r": 27,
    "g": 17,
    "b": 76
  },
  "hsl": {
    "h": 250.169,
    "s": 63.441,
    "l": 18.235
  },
  "oklch": {
    "l": 0.23648,
    "c": 0.10266,
    "h": 283
  },
  "luminance": 0.01156
}

Semantic roles & 50–950 ramp

primary

#1B114C

secondary

#788533

accent

#E641CA

background

#F5F4F7

surface

#EAE7EE

border

#C6C3C9

text

#05020A

muted

#79787C

Preview Lab

Preview with #1B114C

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

Preview Lab → · Contrast checker → · Palette generator →