#0A0948#0A0948

#0A0948 is a very dark, moderate blue. Relative luminance 0.007; OKLCH L 20.5% C 0.111 H 271.7°. Best body text is #FFFFFF at 18.33:1 contrast (WCAG AA passes).

Color values

HEX	#0A0948
RGB	rgb(10, 9, 72)
HSL	hsl(241, 78%, 16%)
HSV	hsv(241, 88%, 28%)
CMYK	cmyk(86.1%, 87.5%, 0%, 71.8%)
CIE-LAB	lab(6.57, 25.04, -38.01)
CIE-LCH	lch(6.57, 45.52, 303.38°)
OKLab	oklab(20.48% 0.0032 -0.1105)
OKLCH	oklch(20.48% 0.111 271.7)
XYZ	xyz(1.3922, 0.7276, 6.1967)
Luminance	0.0073 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A0948 #474809

analogous

#092748 #0A0948 #290948

triadic

#0A0948 #480A09 #09480A

tetradic

#0A0948 #480927 #474809 #094829

square

#0A0948 #480927 #474809 #094829

split-complementary

#0A0948 #482909 #274809

monochromatic

#04031B #04031B #0A0948 #12107E #1917B5

Accessibility & contrast

On white

18.33

#0A0948 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#0A0948 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A0948

18.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A0948	#FFFFFF	#000000	##FFFFFF
##0A0948	1.00	18.33	1.15	18.33
#FFFFFF	18.33	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00184A

Deuteranopia (green-blind)

#001147

Tritanopia (blue-blind)

#001C28

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #0a0948;
/* rgb */ color: rgb(10, 9, 72);
/* oklch */ color: oklch(20.5% 0.111 271.7);

Tailwind

colors: {
  custom: {
    50: '#574a7c',
    500: '#0a0948',
    950: '#000000',
  },
}

SCSS

$custom: #0a0948;
$custom-light: #574a7c;
$custom-dark: #000000;

JSON

{
  "hex": "#0a0948",
  "rgb": {
    "r": 10,
    "g": 9,
    "b": 72
  },
  "hsl": {
    "h": 240.952,
    "s": 77.778,
    "l": 15.882
  },
  "oklch": {
    "l": 0.20479,
    "c": 0.11056,
    "h": 271.7
  },
  "luminance": 0.00728
}

Semantic roles & 50–950 ramp

primary

#0A0948

secondary

#848527

accent

#F434F1

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#040109

muted

#79777B

Preview Lab

Preview with #0A0948

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

Preview Lab → · Contrast checker → · Palette generator →