#12125C#12125C

#12125C is a very dark, vivid blue. Relative luminance 0.013; OKLCH L 24.9% C 0.126 H 272.4°. Best body text is #FFFFFF at 16.58:1 contrast (WCAG AA passes).

Color values

HEX	#12125C
RGB	rgb(18, 18, 92)
HSL	hsl(240, 67%, 22%)
HSV	hsv(240, 80%, 36%)
CMYK	cmyk(80.4%, 80.4%, 0%, 63.9%)
CIE-LAB	lab(11.51, 28.05, -43.56)
CIE-LCH	lch(11.51, 51.81, 302.78°)
OKLab	oklab(24.91% 0.0054 -0.1261)
OKLCH	oklch(24.91% 0.126 272.4)
XYZ	xyz(2.3969, 1.3337, 10.2542)
Luminance	0.0133 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12125C #5C5C12

analogous

#12375C #12125C #37125C

triadic

#12125C #5C1212 #125C12

tetradic

#12125C #5C1237 #5C5C12 #125C37

square

#12125C #5C1237 #5C5C12 #125C37

split-complementary

#12125C #5C3712 #375C12

monochromatic

#05051A #080829 #12125C #1C1C8F #2626C2

Accessibility & contrast

On white

16.58

#12125C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#12125C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12125C

16.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12125C	#FFFFFF	#000000	##FFFFFF
##12125C	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)

#00225E

Deuteranopia (green-blind)

#001B5B

Tritanopia (blue-blind)

#002836

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #12125c;
/* rgb */ color: rgb(18, 18, 92);
/* oklch */ color: oklch(24.9% 0.126 272.4);

Tailwind

colors: {
  custom: {
    50: '#5f518b',
    500: '#12125c',
    950: '#000000',
  },
}

SCSS

$custom: #12125c;
$custom-light: #5f518b;
$custom-dark: #000000;

JSON

{
  "hex": "#12125c",
  "rgb": {
    "r": 18,
    "g": 18,
    "b": 92
  },
  "hsl": {
    "h": 240,
    "s": 67.273,
    "l": 21.569
  },
  "oklch": {
    "l": 0.24911,
    "c": 0.1262,
    "h": 272.4
  },
  "luminance": 0.01334
}

Semantic roles & 50–950 ramp

primary

#12125C

secondary

#949435

accent

#EA3EEA

background

#F5F4F8

surface

#EAE7F0

border

#C6C3CB

text

#05020C

muted

#79787D

Preview Lab

Preview with #12125C

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

Preview Lab → · Contrast checker → · Palette generator →