#121166#121166

#121166 is a dark, vivid blue. Relative luminance 0.015; OKLCH L 26.0% C 0.141 H 271.5°. Best body text is #FFFFFF at 16.18:1 contrast (WCAG AA passes).

Color values

HEX	#121166
RGB	rgb(18, 17, 102)
HSL	hsl(241, 71%, 23%)
HSV	hsv(241, 83%, 40%)
CMYK	cmyk(82.4%, 83.3%, 0%, 60%)
CIE-LAB	lab(12.53, 32.29, -48.53)
CIE-LCH	lch(12.53, 58.30, 303.64°)
OKLab	oklab(26% 0.0036 -0.1405)
OKLCH	oklch(26% 0.141 271.5)
XYZ	xyz(2.8474, 1.4885, 12.7050)
Luminance	0.0149 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121166 #656611

analogous

#113A66 #121166 #3C1166

triadic

#121166 #661211 #116612

tetradic

#121166 #66113A #656611 #11663C

square

#121166 #66113A #656611 #11663C

split-complementary

#121166 #663C11 #3A6611

monochromatic

#05041A #090832 #121166 #1B1A9A #2522CF

Accessibility & contrast

On white

16.18

#121166 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#121166 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121166

16.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121166	#FFFFFF	#000000	##FFFFFF
##121166	1.00	16.18	1.30	16.18
#FFFFFF	16.18	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002568

Deuteranopia (green-blind)

#001C65

Tritanopia (blue-blind)

#002B3B

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #121166;
/* rgb */ color: rgb(18, 17, 102);
/* oklch */ color: oklch(26.0% 0.141 271.5);

Tailwind

colors: {
  custom: {
    50: '#625193',
    500: '#121166',
    950: '#000000',
  },
}

SCSS

$custom: #121166;
$custom-light: #625193;
$custom-dark: #000000;

JSON

{
  "hex": "#121166",
  "rgb": {
    "r": 18,
    "g": 17,
    "b": 102
  },
  "hsl": {
    "h": 240.706,
    "s": 71.429,
    "l": 23.333
  },
  "oklch": {
    "l": 0.25995,
    "c": 0.14055,
    "h": 271.5
  },
  "luminance": 0.01489
}

Semantic roles & 50–950 ramp

primary

#121166

secondary

#9D9E35

accent

#EE3AEC

background

#F6F4F9

surface

#EBE7F1

border

#C6C3CB

text

#06020D

muted

#7A787E

Preview Lab

Preview with #121166

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

Preview Lab → · Contrast checker → · Palette generator →