#0A124A#0A124A

#0A124A is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.3% C 0.103 H 269.2°. Best body text is #FFFFFF at 17.52:1 contrast (WCAG AA passes).

Color values

HEX	#0A124A
RGB	rgb(10, 18, 74)
HSL	hsl(233, 76%, 16%)
HSV	hsv(233, 86%, 29%)
CMYK	cmyk(86.5%, 75.7%, 0%, 71%)
CIE-LAB	lab(8.92, 20.12, -35.54)
CIE-LCH	lch(8.92, 40.84, 299.51°)
OKLab	oklab(22.29% -0.0015 -0.1029)
OKLCH	oklch(22.29% 0.103 269.2)
XYZ	xyz(1.5771, 0.9914, 6.5855)
Luminance	0.0099 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A124A #4A420A

analogous

#0A324A #0A124A #220A4A

triadic

#0A124A #4A0A12 #124A0A

tetradic

#0A124A #4A0A32 #4A420A #0A4A22

square

#0A124A #4A0A32 #4A420A #0A4A22

split-complementary

#0A124A #4A220A #324A0A

monochromatic

#04071B #04071B #0A124A #111F80 #192CB6

Accessibility & contrast

On white

17.52

#0A124A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#0A124A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A124A

17.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A124A	#FFFFFF	#000000	##FFFFFF
##0A124A	1.00	17.52	1.20	17.52
#FFFFFF	17.52	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C4C

Deuteranopia (green-blind)

#001649

Tritanopia (blue-blind)

#00212C

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #0a124a;
/* rgb */ color: rgb(10, 18, 74);
/* oklch */ color: oklch(22.3% 0.103 269.2);

Tailwind

colors: {
  custom: {
    50: '#564f7d',
    500: '#0a124a',
    950: '#000000',
  },
}

SCSS

$custom: #0a124a;
$custom-light: #564f7d;
$custom-dark: #000000;

JSON

{
  "hex": "#0a124a",
  "rgb": {
    "r": 10,
    "g": 18,
    "b": 74
  },
  "hsl": {
    "h": 232.5,
    "s": 76.19,
    "l": 16.471
  },
  "oklch": {
    "l": 0.22294,
    "c": 0.10292,
    "h": 269.2
  },
  "luminance": 0.00992
}

Semantic roles & 50–950 ramp

primary

#0A124A

secondary

#877B29

accent

#DB35F3

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04020A

muted

#79787C

Preview Lab

Preview with #0A124A

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

Preview Lab → · Contrast checker → · Palette generator →