#12109D#12109D

#12109D is a dark, highly saturated blue. Relative luminance 0.029; OKLCH L 33.1% C 0.207 H 267.6°. Best body text is #FFFFFF at 13.23:1 contrast (WCAG AA passes).

Color values

HEX	#12109D
RGB	rgb(18, 16, 157)
HSL	hsl(241, 82%, 34%)
HSV	hsv(241, 90%, 62%)
CMYK	cmyk(88.5%, 89.8%, 0%, 38.4%)
CIE-LAB	lab(19.77, 50.47, -71.45)
CIE-LCH	lch(19.77, 87.48, 305.24°)
OKLab	oklab(33.08% -0.0085 -0.2067)
OKLCH	oklch(33.08% 0.207 267.6)
XYZ	xyz(6.5185, 2.9327, 32.1143)
Luminance	0.0293 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12109D #9B9D10

analogous

#10559D #12109D #59109D

triadic

#12109D #9D1210 #109D12

tetradic

#12109D #9D1055 #9B9D10 #109D59

square

#12109D #9D1055 #9B9D10 #109D59

split-complementary

#12109D #9D5910 #559D10

monochromatic

#05052E #0C0A65 #12109D #1816D5 #3F3CEB

Accessibility & contrast

On white

13.23

#12109D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#12109D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12109D

13.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12109D	#FFFFFF	#000000	##FFFFFF
##12109D	1.00	13.23	1.59	13.23
#FFFFFF	13.23	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0037A1

Deuteranopia (green-blind)

#00289B

Tritanopia (blue-blind)

#00425C

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #12109d;
/* rgb */ color: rgb(18, 16, 157);
/* oklch */ color: oklch(33.1% 0.207 267.6);

Tailwind

colors: {
  custom: {
    50: '#7156bc',
    500: '#12109d',
    950: '#000000',
  },
}

SCSS

$custom: #12109d;
$custom-light: #7156bc;
$custom-dark: #000000;

JSON

{
  "hex": "#12109d",
  "rgb": {
    "r": 18,
    "g": 16,
    "b": 157
  },
  "hsl": {
    "h": 240.851,
    "s": 81.503,
    "l": 33.922
  },
  "oklch": {
    "l": 0.33078,
    "c": 0.20689,
    "h": 267.6
  },
  "luminance": 0.02934
}

Semantic roles & 50–950 ramp

primary

#12109D

secondary

#C8CA3E

accent

#F830F5

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0312

muted

#7C7881

Preview Lab

Preview with #12109D

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

Preview Lab → · Contrast checker → · Palette generator →