#12154D#12154D

#12154D is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.7% C 0.101 H 273.4°. Best body text is #FFFFFF at 16.93:1 contrast (WCAG AA passes).

Color values

HEX	#12154D
RGB	rgb(18, 21, 77)
HSL	hsl(237, 62%, 19%)
HSV	hsv(237, 77%, 30%)
CMYK	cmyk(76.6%, 72.7%, 0%, 69.8%)
CIE-LAB	lab(10.56, 20.17, -34.91)
CIE-LCH	lch(10.56, 40.31, 300.02°)
OKLab	oklab(23.72% 0.0059 -0.1008)
OKLCH	oklch(23.72% 0.101 273.4)
XYZ	xyz(1.8567, 1.2006, 7.1536)
Luminance	0.0120 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12154D #4D4A12

analogous

#12324D #12154D #2C124D

triadic

#12154D #4D1215 #154D12

tetradic

#12154D #4D1232 #4D4A12 #124D2C

square

#12154D #4D1232 #4D4A12 #124D2C

split-complementary

#12154D #4D2C12 #324D12

monochromatic

#060719 #06071B #12154D #1E237F #2930B0

Accessibility & contrast

On white

16.93

#12154D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#12154D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12154D

16.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12154D	#FFFFFF	#000000	##FFFFFF
##12154D	1.00	16.93	1.24	16.93
#FFFFFF	16.93	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001F4F

Deuteranopia (green-blind)

#001A4C

Tritanopia (blue-blind)

#00242E

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #12154d;
/* rgb */ color: rgb(18, 21, 77);
/* oklch */ color: oklch(23.7% 0.101 273.4);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#12154d",
  "rgb": {
    "r": 18,
    "g": 21,
    "b": 77
  },
  "hsl": {
    "h": 236.949,
    "s": 62.105,
    "l": 18.627
  },
  "oklch": {
    "l": 0.23723,
    "c": 0.101,
    "h": 273.4
  },
  "luminance": 0.01201
}

Semantic roles & 50–950 ramp

primary

#12154D

secondary

#868235

accent

#DD43E5

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04020A

muted

#79787C

Preview Lab

Preview with #12154D

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

Preview Lab → · Contrast checker → · Palette generator →