#0A073C#0A073C

#0A073C is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 18.5% C 0.096 H 274.4°. Best body text is #FFFFFF at 18.94:1 contrast (WCAG AA passes).

Color values

HEX	#0A073C
RGB	rgb(10, 7, 60)
HSL	hsl(243, 79%, 13%)
HSV	hsv(243, 88%, 24%)
CMYK	cmyk(83.3%, 88.3%, 0%, 76.5%)
CIE-LAB	lab(4.90, 20.07, -32.20)
CIE-LCH	lch(4.90, 37.95, 301.93°)
OKLab	oklab(18.54% 0.0074 -0.0957)
OKLCH	oklch(18.54% 0.096 274.4)
XYZ	xyz(1.0165, 0.5426, 4.3253)
Luminance	0.0054 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A073C #393C07

analogous

#071E3C #0A073C #24073C

triadic

#0A073C #3C0A07 #073C0A

tetradic

#0A073C #3C071E #393C07 #073C24

square

#0A073C #3C071E #393C07 #073C24

split-complementary

#0A073C #3C2407 #1E3C07

monochromatic

#05031B #05031B #0A073C #130D73 #1C14AA

Accessibility & contrast

On white

18.94

#0A073C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#0A073C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A073C

18.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A073C	#FFFFFF	#000000	##FFFFFF
##0A073C	1.00	18.94	1.11	18.94
#FFFFFF	18.94	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00133E

Deuteranopia (green-blind)

#000E3B

Tritanopia (blue-blind)

#001721

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #0a073c;
/* rgb */ color: rgb(10, 7, 60);
/* oklch */ color: oklch(18.5% 0.096 274.4);

Tailwind

colors: {
  custom: {
    50: '#524972',
    500: '#0a073c',
    950: '#000000',
  },
}

SCSS

$custom: #0a073c;
$custom-light: #524972;
$custom-dark: #000000;

JSON

{
  "hex": "#0a073c",
  "rgb": {
    "r": 10,
    "g": 7,
    "b": 60
  },
  "hsl": {
    "h": 243.396,
    "s": 79.104,
    "l": 13.137
  },
  "oklch": {
    "l": 0.18543,
    "c": 0.09601,
    "h": 274.4
  },
  "luminance": 0.00543
}

Semantic roles & 50–950 ramp

primary

#0A073C

secondary

#767B23

accent

#F632EB

background

#F4F4F7

surface

#E8E6ED

border

#C4C2C8

text

#030008

muted

#78777B

Preview Lab

Preview with #0A073C

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

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