#12336E#12336E

#12336E is a dark, moderate blue. Relative luminance 0.036; OKLCH L 33.5% C 0.110 H 261.0°. Best body text is #FFFFFF at 12.18:1 contrast (WCAG AA passes).

Color values

HEX	#12336E
RGB	rgb(18, 51, 110)
HSL	hsl(218, 72%, 25%)
HSV	hsv(218, 84%, 43%)
CMYK	cmyk(83.6%, 53.6%, 0%, 56.9%)
CIE-LAB	lab(22.38, 12.00, -37.64)
CIE-LCH	lch(22.38, 39.50, 287.68°)
OKLab	oklab(33.49% -0.0172 -0.1084)
OKLCH	oklch(33.49% 0.11 261)
XYZ	xyz(4.2467, 3.6215, 15.2240)
Luminance	0.0362 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12336E #6E4D12

analogous

#12616E #12336E #1F126E

triadic

#12336E #6E1233 #336E12

tetradic

#12336E #6E1261 #6E4D12 #126E1F

square

#12336E #6E1261 #6E4D12 #126E1F

split-complementary

#12336E #6E1F12 #616E12

monochromatic

#040C1A #091B39 #12336E #1B4BA3 #2364D7

Accessibility & contrast

On white

12.18

#12336E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#12336E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12336E

12.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12336E	#FFFFFF	#000000	##FFFFFF
##12336E	1.00	12.18	1.72	12.18
#FFFFFF	12.18	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C3A70

Deuteranopia (green-blind)

#00326D

Tritanopia (blue-blind)

#00414B

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #12336e;
/* rgb */ color: rgb(18, 51, 110);
/* oklch */ color: oklch(33.5% 0.110 261.0);

Tailwind

colors: {
  custom: {
    50: '#616a98',
    500: '#12336e',
    950: '#000000',
  },
}

SCSS

$custom: #12336e;
$custom-light: #616a98;
$custom-dark: #000000;

JSON

{
  "hex": "#12336e",
  "rgb": {
    "r": 18,
    "g": 51,
    "b": 110
  },
  "hsl": {
    "h": 218.478,
    "s": 71.875,
    "l": 25.098
  },
  "oklch": {
    "l": 0.33485,
    "c": 0.10973,
    "h": 261
  },
  "luminance": 0.03622
}

Semantic roles & 50–950 ramp

primary

#12336E

secondary

#A57E37

accent

#AE39EF

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #12336E

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

Preview Lab → · Contrast checker → · Palette generator →