#12154E#12154E

#12154E is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.8% C 0.103 H 273.2°. Best body text is #FFFFFF at 16.89:1 contrast (WCAG AA passes).

Color values

HEX	#12154E
RGB	rgb(18, 21, 78)
HSL	hsl(237, 63%, 19%)
HSV	hsv(237, 77%, 31%)
CMYK	cmyk(76.9%, 73.1%, 0%, 69.4%)
CIE-LAB	lab(10.67, 20.57, -35.42)
CIE-LCH	lch(10.67, 40.97, 300.15°)
OKLab	oklab(23.83% 0.0058 -0.1023)
OKLCH	oklch(23.83% 0.103 273.2)
XYZ	xyz(1.8923, 1.2148, 7.3410)
Luminance	0.0121 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12154E #4E4B12

analogous

#12334E #12154E #2D124E

triadic

#12154E #4E1215 #154E12

tetradic

#12154E #4E1233 #4E4B12 #124E2D

square

#12154E #4E1233 #4E4B12 #124E2D

split-complementary

#12154E #4E2D12 #334E12

monochromatic

#060719 #07081C #12154E #1D2280 #2930B1

Accessibility & contrast

On white

16.89

#12154E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#12154E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12154E

16.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12154E	#FFFFFF	#000000	##FFFFFF
##12154E	1.00	16.89	1.24	16.89
#FFFFFF	16.89	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002050

Deuteranopia (green-blind)

#001A4D

Tritanopia (blue-blind)

#00242F

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #12154e;
/* rgb */ color: rgb(18, 21, 78);
/* oklch */ color: oklch(23.8% 0.103 273.2);

Tailwind

colors: {
  custom: {
    50: '#5a5280',
    500: '#12154e',
    950: '#000000',
  },
}

SCSS

$custom: #12154e;
$custom-light: #5a5280;
$custom-dark: #000000;

JSON

{
  "hex": "#12154e",
  "rgb": {
    "r": 18,
    "g": 21,
    "b": 78
  },
  "hsl": {
    "h": 237,
    "s": 62.5,
    "l": 18.824
  },
  "oklch": {
    "l": 0.23831,
    "c": 0.10251,
    "h": 273.2
  },
  "luminance": 0.01215
}

Semantic roles & 50–950 ramp

primary

#12154E

secondary

#878335

accent

#DD42E6

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04020A

muted

#79787C

Preview Lab

Preview with #12154E

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

Preview Lab → · Contrast checker → · Palette generator →