#12154A#12154A

#12154A is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.4% C 0.096 H 273.7°. Best body text is #FFFFFF at 17.05:1 contrast (WCAG AA passes).

Color values

HEX	#12154A
RGB	rgb(18, 21, 74)
HSL	hsl(237, 61%, 18%)
HSV	hsv(237, 76%, 29%)
CMYK	cmyk(75.7%, 71.6%, 0%, 71%)
CIE-LAB	lab(10.25, 18.95, -33.33)
CIE-LCH	lch(10.25, 38.34, 299.62°)
OKLab	oklab(23.4% 0.0062 -0.0962)
OKLCH	oklch(23.4% 0.096 273.7)
XYZ	xyz(1.7532, 1.1592, 6.6086)
Luminance	0.0116 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12154A #4A4712

analogous

#12314A #12154A #2B124A

triadic

#12154A #4A1215 #154A12

tetradic

#12154A #4A1231 #4A4712 #124A2B

square

#12154A #4A1231 #4A4712 #124A2B

split-complementary

#12154A #4A2B12 #314A12

monochromatic

#060719 #060719 #12154A #1E237B #2A31AC

Accessibility & contrast

On white

17.05

#12154A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#12154A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12154A

17.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12154A	#FFFFFF	#000000	##FFFFFF
##12154A	1.00	17.05	1.23	17.05
#FFFFFF	17.05	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001F4C

Deuteranopia (green-blind)

#001949

Tritanopia (blue-blind)

#00232D

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #12154a;
/* rgb */ color: rgb(18, 21, 74);
/* oklch */ color: oklch(23.4% 0.096 273.7);

Tailwind

colors: {
  custom: {
    50: '#59527d',
    500: '#12154a',
    950: '#000000',
  },
}

SCSS

$custom: #12154a;
$custom-light: #59527d;
$custom-dark: #000000;

JSON

{
  "hex": "#12154a",
  "rgb": {
    "r": 18,
    "g": 21,
    "b": 74
  },
  "hsl": {
    "h": 236.786,
    "s": 60.87,
    "l": 18.039
  },
  "oklch": {
    "l": 0.23403,
    "c": 0.09643,
    "h": 273.7
  },
  "luminance": 0.01159
}

Semantic roles & 50–950 ramp

primary

#12154A

secondary

#837F35

accent

#DB44E4

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04020A

muted

#79787C

Preview Lab

Preview with #12154A

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

Preview Lab → · Contrast checker → · Palette generator →