#12118E#12118E

#12118E is a dark, vivid blue. Relative luminance 0.025; OKLCH L 31.2% C 0.189 H 268.4°. Best body text is #FFFFFF at 14.03:1 contrast (WCAG AA passes).

Color values

HEX	#12118E
RGB	rgb(18, 17, 142)
HSL	hsl(240, 79%, 31%)
HSV	hsv(240, 88%, 56%)
CMYK	cmyk(87.3%, 88%, 0%, 44.3%)
CIE-LAB	lab(17.84, 45.54, -65.40)
CIE-LCH	lch(17.84, 79.69, 304.85°)
OKLab	oklab(31.18% -0.0054 -0.1893)
OKLCH	oklch(31.18% 0.189 268.4)
XYZ	xyz(5.3307, 2.4818, 25.7840)
Luminance	0.0248 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12118E #8D8E11

analogous

#114E8E #12118E #50118E

triadic

#12118E #8E1211 #118E12

tetradic

#12118E #8E114E #8D8E11 #118E50

square

#12118E #8E114E #8D8E11 #118E50

split-complementary

#12118E #8E5011 #4E8E11

monochromatic

#040421 #0B0A57 #12118E #1918C5 #3433E7

Accessibility & contrast

On white

14.03

#12118E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#12118E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12118E

14.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12118E	#FFFFFF	#000000	##FFFFFF
##12118E	1.00	14.03	1.50	14.03
#FFFFFF	14.03	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003291

Deuteranopia (green-blind)

#00258C

Tritanopia (blue-blind)

#003C53

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #12118e;
/* rgb */ color: rgb(18, 17, 142);
/* oklch */ color: oklch(31.2% 0.189 268.4);

Tailwind

colors: {
  custom: {
    50: '#6d54b1',
    500: '#12118e',
    950: '#000000',
  },
}

SCSS

$custom: #12118e;
$custom-light: #6d54b1;
$custom-dark: #000000;

JSON

{
  "hex": "#12118e",
  "rgb": {
    "r": 18,
    "g": 17,
    "b": 142
  },
  "hsl": {
    "h": 240.48,
    "s": 78.616,
    "l": 31.176
  },
  "oklch": {
    "l": 0.31177,
    "c": 0.18935,
    "h": 268.4
  },
  "luminance": 0.02482
}

Semantic roles & 50–950 ramp

primary

#12118E

secondary

#C1C238

accent

#F533F4

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090311

muted

#7B7880

Preview Lab

Preview with #12118E

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

Preview Lab → · Contrast checker → · Palette generator →