#12316C#12316C

#12316C is a dark, moderate blue. Relative luminance 0.034; OKLCH L 32.8% C 0.109 H 261.7°. Best body text is #FFFFFF at 12.49:1 contrast (WCAG AA passes).

Color values

HEX	#12316C
RGB	rgb(18, 49, 108)
HSL	hsl(219, 71%, 25%)
HSV	hsv(219, 83%, 42%)
CMYK	cmyk(83.3%, 54.6%, 0%, 57.6%)
CIE-LAB	lab(21.61, 12.59, -37.59)
CIE-LCH	lch(21.61, 39.65, 288.52°)
OKLab	oklab(32.85% -0.0159 -0.1083)
OKLCH	oklch(32.85% 0.109 261.7)
XYZ	xyz(4.0536, 3.4075, 14.6285)
Luminance	0.0341 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12316C #6C4D12

analogous

#125E6C #12316C #20126C

triadic

#12316C #6C1231 #316C12

tetradic

#12316C #6C125E #6C4D12 #126C20

square

#12316C #6C125E #6C4D12 #126C20

split-complementary

#12316C #6C2012 #5E6C12

monochromatic

#040C1A #091938 #12316C #1B49A0 #2361D5

Accessibility & contrast

On white

12.49

#12316C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#12316C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12316C

12.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12316C	#FFFFFF	#000000	##FFFFFF
##12316C	1.00	12.49	1.68	12.49
#FFFFFF	12.49	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#08386E

Deuteranopia (green-blind)

#00306B

Tritanopia (blue-blind)

#003F49

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #12316c;
/* rgb */ color: rgb(18, 49, 108);
/* oklch */ color: oklch(32.8% 0.109 261.7);

Tailwind

colors: {
  custom: {
    50: '#606897',
    500: '#12316c',
    950: '#000000',
  },
}

SCSS

$custom: #12316c;
$custom-light: #606897;
$custom-dark: #000000;

JSON

{
  "hex": "#12316c",
  "rgb": {
    "r": 18,
    "g": 49,
    "b": 108
  },
  "hsl": {
    "h": 219.333,
    "s": 71.429,
    "l": 24.706
  },
  "oklch": {
    "l": 0.32847,
    "c": 0.10945,
    "h": 261.7
  },
  "luminance": 0.03408
}

Semantic roles & 50–950 ramp

primary

#12316C

secondary

#A37E36

accent

#B03AEE

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#05060D

muted

#7A7A7E

Preview Lab

Preview with #12316C

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

Preview Lab → · Contrast checker → · Palette generator →