#12154C#12154C

#12154C is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.6% C 0.099 H 273.5°. Best body text is #FFFFFF at 16.97:1 contrast (WCAG AA passes).

Color values

HEX	#12154C
RGB	rgb(18, 21, 76)
HSL	hsl(237, 62%, 18%)
HSV	hsv(237, 76%, 30%)
CMYK	cmyk(76.3%, 72.4%, 0%, 70.2%)
CIE-LAB	lab(10.46, 19.76, -34.38)
CIE-LCH	lch(10.46, 39.66, 299.89°)
OKLab	oklab(23.62% 0.006 -0.0993)
OKLCH	oklch(23.62% 0.099 273.5)
XYZ	xyz(1.8217, 1.1866, 6.9691)
Luminance	0.0119 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12154C #4C4912

analogous

#12324C #12154C #2C124C

triadic

#12154C #4C1215 #154C12

tetradic

#12154C #4C1232 #4C4912 #124C2C

square

#12154C #4C1232 #4C4912 #124C2C

split-complementary

#12154C #4C2C12 #324C12

monochromatic

#060719 #06071B #12154C #1E237D #2930AF

Accessibility & contrast

On white

16.97

#12154C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#12154C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12154C

16.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12154C	#FFFFFF	#000000	##FFFFFF
##12154C	1.00	16.97	1.24	16.97
#FFFFFF	16.97	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001F4E

Deuteranopia (green-blind)

#001A4B

Tritanopia (blue-blind)

#00232E

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #12154c;
/* rgb */ color: rgb(18, 21, 76);
/* oklch */ color: oklch(23.6% 0.099 273.5);

Tailwind

colors: {
  custom: {
    50: '#5a527f',
    500: '#12154c',
    950: '#000000',
  },
}

SCSS

$custom: #12154c;
$custom-light: #5a527f;
$custom-dark: #000000;

JSON

{
  "hex": "#12154c",
  "rgb": {
    "r": 18,
    "g": 21,
    "b": 76
  },
  "hsl": {
    "h": 236.897,
    "s": 61.702,
    "l": 18.431
  },
  "oklch": {
    "l": 0.23615,
    "c": 0.09949,
    "h": 273.5
  },
  "luminance": 0.01187
}

Semantic roles & 50–950 ramp

primary

#12154C

secondary

#858135

accent

#DC43E5

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04020A

muted

#79787C

Preview Lab

Preview with #12154C

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

Preview Lab → · Contrast checker → · Palette generator →