#12135A#12135A

#12135A is a very dark, vivid blue. Relative luminance 0.013; OKLCH L 24.8% C 0.122 H 272.5°. Best body text is #FFFFFF at 16.58:1 contrast (WCAG AA passes).

Color values

HEX	#12135A
RGB	rgb(18, 19, 90)
HSL	hsl(239, 67%, 21%)
HSV	hsv(239, 80%, 35%)
CMYK	cmyk(80%, 78.9%, 0%, 64.7%)
CIE-LAB	lab(11.50, 26.66, -42.23)
CIE-LCH	lch(11.50, 49.94, 302.26°)
OKLab	oklab(24.83% 0.0053 -0.1222)
OKLCH	oklch(24.83% 0.122 272.5)
XYZ	xyz(2.3272, 1.3323, 9.8054)
Luminance	0.0133 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12135A #5A5912

analogous

#12375A #12135A #35125A

triadic

#12135A #5A1213 #135A12

tetradic

#12135A #5A1237 #5A5912 #125A35

square

#12135A #5A1237 #5A5912 #125A35

split-complementary

#12135A #5A3512 #375A12

monochromatic

#05051A #080827 #12135A #1C1E8D #2629C0

Accessibility & contrast

On white

16.58

#12135A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#12135A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12135A

16.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12135A	#FFFFFF	#000000	##FFFFFF
##12135A	1.00	16.58	1.27	16.58
#FFFFFF	16.58	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00225C

Deuteranopia (green-blind)

#001B59

Tritanopia (blue-blind)

#002735

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #12135a;
/* rgb */ color: rgb(18, 19, 90);
/* oklch */ color: oklch(24.8% 0.122 272.5);

Tailwind

colors: {
  custom: {
    50: '#5e518a',
    500: '#12135a',
    950: '#000000',
  },
}

SCSS

$custom: #12135a;
$custom-light: #5e518a;
$custom-dark: #000000;

JSON

{
  "hex": "#12135a",
  "rgb": {
    "r": 18,
    "g": 19,
    "b": 90
  },
  "hsl": {
    "h": 239.167,
    "s": 66.667,
    "l": 21.176
  },
  "oklch": {
    "l": 0.24833,
    "c": 0.12233,
    "h": 272.5
  },
  "luminance": 0.01333
}

Semantic roles & 50–950 ramp

primary

#12135A

secondary

#939135

accent

#E73EEA

background

#F5F4F8

surface

#EAE7F0

border

#C6C3CB

text

#05020C

muted

#79787D

Preview Lab

Preview with #12135A

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

Preview Lab → · Contrast checker → · Palette generator →