#0A082F#0A082F

#0A082F is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 17.1% C 0.075 H 277.4°. Best body text is #FFFFFF at 19.29:1 contrast (WCAG AA passes).

Color values

HEX	#0A082F
RGB	rgb(10, 8, 47)
HSL	hsl(243, 71%, 11%)
HSV	hsv(243, 83%, 18%)
CMYK	cmyk(78.7%, 83%, 0%, 81.6%)
CIE-LAB	lab(4.01, 12.43, -24.09)
CIE-LCH	lch(4.01, 27.11, 297.30°)
OKLab	oklab(17.12% 0.0096 -0.0742)
OKLCH	oklch(17.12% 0.075 277.4)
XYZ	xyz(0.7249, 0.4434, 2.7361)
Luminance	0.0044 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A082F #2D2F08

analogous

#08192F #0A082F #1D082F

triadic

#0A082F #2F0A08 #082F0A

tetradic

#0A082F #2F0819 #2D2F08 #082F1D

square

#0A082F #2F0819 #2D2F08 #082F1D

split-complementary

#0A082F #2F1D08 #192F08

monochromatic

#06041A #06041A #0A082F #151163 #201A98

Accessibility & contrast

On white

19.29

#0A082F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#0A082F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A082F

19.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A082F	#FFFFFF	#000000	##FFFFFF
##0A082F	1.00	19.29	1.09	19.29
#FFFFFF	19.29	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001030

Deuteranopia (green-blind)

#000C2E

Tritanopia (blue-blind)

#00121A

Achromatopsia (no color)

#0E0E0E

Design tokens & code

CSS

--color: #0a082f;
/* rgb */ color: rgb(10, 8, 47);
/* oklch */ color: oklch(17.1% 0.075 277.4);

Tailwind

colors: {
  custom: {
    50: '#4d4a68',
    500: '#0a082f',
    950: '#000000',
  },
}

SCSS

$custom: #0a082f;
$custom-light: #4d4a68;
$custom-dark: #000000;

JSON

{
  "hex": "#0a082f",
  "rgb": {
    "r": 10,
    "g": 8,
    "b": 47
  },
  "hsl": {
    "h": 243.077,
    "s": 70.909,
    "l": 10.784
  },
  "oklch": {
    "l": 0.17116,
    "c": 0.07486,
    "h": 277.4
  },
  "luminance": 0.00443
}

Semantic roles & 50–950 ramp

primary

#0A082F

secondary

#6A6E25

accent

#EE3AE4

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#020106

muted

#78777A

Preview Lab

Preview with #0A082F

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

Preview Lab → · Contrast checker → · Palette generator →