#12223C#12223C

#12223C is a dark, muted blue. Relative luminance 0.016; OKLCH L 25.3% C 0.054 H 259.7°. Best body text is #FFFFFF at 15.91:1 contrast (WCAG AA passes).

Color values

HEX	#12223C
RGB	rgb(18, 34, 60)
HSL	hsl(217, 54%, 15%)
HSV	hsv(217, 70%, 24%)
CMYK	cmyk(70%, 43.3%, 0%, 76.5%)
CIE-LAB	lab(13.22, 3.16, -18.75)
CIE-LCH	lch(13.22, 19.01, 279.56°)
OKLab	oklab(25.28% -0.0097 -0.0532)
OKLCH	oklch(25.28% 0.054 259.7)
XYZ	xyz(1.6368, 1.5988, 4.4964)
Luminance	0.0160 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12223C #3C2C12

analogous

#12373C #12223C #17123C

triadic

#12223C #3C1222 #223C12

tetradic

#12223C #3C1237 #3C2C12 #123C17

square

#12223C #3C1237 #3C2C12 #123C17

split-complementary

#12223C #3C1712 #373C12

monochromatic

#070D18 #070D18 #12223C #203D6B #2E579A

Accessibility & contrast

On white

15.91

#12223C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#12223C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12223C

15.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12223C	#FFFFFF	#000000	##FFFFFF
##12223C	1.00	15.91	1.32	15.91
#FFFFFF	15.91	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#17243D

Deuteranopia (green-blind)

#11203B

Tritanopia (blue-blind)

#00282C

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #12223c;
/* rgb */ color: rgb(18, 34, 60);
/* oklch */ color: oklch(25.3% 0.054 259.7);

Tailwind

colors: {
  custom: {
    50: '#545c72',
    500: '#12223c',
    950: '#000000',
  },
}

SCSS

$custom: #12223c;
$custom-light: #545c72;
$custom-dark: #000000;

JSON

{
  "hex": "#12223c",
  "rgb": {
    "r": 18,
    "g": 34,
    "b": 60
  },
  "hsl": {
    "h": 217.143,
    "s": 53.846,
    "l": 15.294
  },
  "oklch": {
    "l": 0.25283,
    "c": 0.05407,
    "h": 259.7
  },
  "luminance": 0.01599
}

Semantic roles & 50–950 ramp

primary

#12223C

secondary

#755D35

accent

#A54BDD

background

#F5F5F6

surface

#E9E9EC

border

#C5C5C7

text

#030408

muted

#78797B

Preview Lab

Preview with #12223C

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

Preview Lab → · Contrast checker → · Palette generator →