#0A072C#0A072C

#0A072C is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 16.5% C 0.072 H 279.1°. Best body text is #FFFFFF at 19.45:1 contrast (WCAG AA passes).

Color values

HEX	#0A072C
RGB	rgb(10, 7, 44)
HSL	hsl(245, 73%, 10%)
HSV	hsv(245, 84%, 17%)
CMYK	cmyk(77.3%, 84.1%, 0%, 82.7%)
CIE-LAB	lab(3.60, 11.35, -22.48)
CIE-LCH	lch(3.60, 25.18, 296.79°)
OKLab	oklab(16.53% 0.0113 -0.0708)
OKLCH	oklch(16.53% 0.072 279.1)
XYZ	xyz(0.6556, 0.3983, 2.4247)
Luminance	0.0040 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A072C #292C07

analogous

#07162C #0A072C #1D072C

triadic

#0A072C #2C0A07 #072C0A

tetradic

#0A072C #2C0716 #292C07 #072C1D

square

#0A072C #2C0716 #292C07 #072C1D

split-complementary

#0A072C #2C1D07 #162C07

monochromatic

#06041A #06041A #0A072C #160F61 #221896

Accessibility & contrast

On white

19.45

#0A072C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#0A072C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A072C

19.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A072C	#FFFFFF	#000000	##FFFFFF
##0A072C	1.00	19.45	1.08	19.45
#FFFFFF	19.45	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000E2D

Deuteranopia (green-blind)

#000B2B

Tritanopia (blue-blind)

#001118

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #0a072c;
/* rgb */ color: rgb(10, 7, 44);
/* oklch */ color: oklch(16.5% 0.072 279.1);

Tailwind

colors: {
  custom: {
    50: '#4c4965',
    500: '#0a072c',
    950: '#000000',
  },
}

SCSS

$custom: #0a072c;
$custom-light: #4c4965;
$custom-dark: #000000;

JSON

{
  "hex": "#0a072c",
  "rgb": {
    "r": 10,
    "g": 7,
    "b": 44
  },
  "hsl": {
    "h": 244.865,
    "s": 72.549,
    "l": 10
  },
  "oklch": {
    "l": 0.16529,
    "c": 0.07175,
    "h": 279.1
  },
  "luminance": 0.00398
}

Semantic roles & 50–950 ramp

primary

#0A072C

secondary

#666C23

accent

#EF39E0

background

#F4F4F6

surface

#E7E6EB

border

#C3C2C6

text

#010105

muted

#77777A

Preview Lab

Preview with #0A072C

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

Preview Lab → · Contrast checker → · Palette generator →