#12115B#12115B

#12115B is a very dark, vivid blue. Relative luminance 0.013; OKLCH L 24.6% C 0.126 H 272.8°. Best body text is #FFFFFF at 16.71:1 contrast (WCAG AA passes).

Color values

HEX	#12115B
RGB	rgb(18, 17, 91)
HSL	hsl(241, 69%, 21%)
HSV	hsv(241, 81%, 36%)
CMYK	cmyk(80.2%, 81.3%, 0%, 64.3%)
CIE-LAB	lab(11.17, 28.30, -43.46)
CIE-LCH	lch(11.17, 51.86, 303.08°)
OKLab	oklab(24.63% 0.0061 -0.1258)
OKLCH	oklch(24.63% 0.126 272.8)
XYZ	xyz(2.3376, 1.2846, 10.0203)
Luminance	0.0129 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12115B #5A5B11

analogous

#11355B #12115B #37115B

triadic

#12115B #5B1211 #115B12

tetradic

#12115B #5B1135 #5A5B11 #115B37

square

#12115B #5B1135 #5A5B11 #115B37

split-complementary

#12115B #5B3711 #355B11

monochromatic

#05051A #080727 #12115B #1C1B8F #2624C2

Accessibility & contrast

On white

16.71

#12115B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#12115B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12115B

16.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12115B	#FFFFFF	#000000	##FFFFFF
##12115B	1.00	16.71	1.26	16.71
#FFFFFF	16.71	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00215D

Deuteranopia (green-blind)

#001A5A

Tritanopia (blue-blind)

#002735

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #12115b;
/* rgb */ color: rgb(18, 17, 91);
/* oklch */ color: oklch(24.6% 0.126 272.8);

Tailwind

colors: {
  custom: {
    50: '#5e508a',
    500: '#12115b',
    950: '#000000',
  },
}

SCSS

$custom: #12115b;
$custom-light: #5e508a;
$custom-dark: #000000;

JSON

{
  "hex": "#12115b",
  "rgb": {
    "r": 18,
    "g": 17,
    "b": 91
  },
  "hsl": {
    "h": 240.811,
    "s": 68.519,
    "l": 21.176
  },
  "oklch": {
    "l": 0.24633,
    "c": 0.12591,
    "h": 272.8
  },
  "luminance": 0.01285
}

Semantic roles & 50–950 ramp

primary

#12115B

secondary

#939434

accent

#EB3CE9

background

#F5F4F8

surface

#EAE7F0

border

#C6C3CB

text

#05020C

muted

#79787D

Preview Lab

Preview with #12115B

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

Preview Lab → · Contrast checker → · Palette generator →