#0A0430#0A0430

#0A0430 is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 16.3% C 0.083 H 279.4°. Best body text is #FFFFFF at 19.57:1 contrast (WCAG AA passes).

Color values

HEX	#0A0430
RGB	rgb(10, 4, 48)
HSL	hsl(248, 85%, 10%)
HSV	hsv(248, 92%, 19%)
CMYK	cmyk(79.2%, 91.7%, 0%, 81.2%)
CIE-LAB	lab(3.29, 14.55, -25.97)
CIE-LCH	lch(3.29, 29.77, 299.26°)
OKLab	oklab(16.3% 0.0136 -0.0822)
OKLCH	oklch(16.3% 0.083 279.4)
XYZ	xyz(0.7019, 0.3647, 2.8291)
Luminance	0.0037 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A0430 #2A3004

analogous

#041430 #0A0430 #200430

triadic

#0A0430 #300A04 #04300A

tetradic

#0A0430 #300414 #2A3004 #043020

square

#0A0430 #300414 #2A3004 #043020

split-complementary

#0A0430 #302004 #143004

monochromatic

#06021C #06021C #0A0430 #160968 #220DA1

Accessibility & contrast

On white

19.57

#0A0430 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.07

#0A0430 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A0430

19.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A0430	#FFFFFF	#000000	##FFFFFF
##0A0430	1.00	19.57	1.07	19.57
#FFFFFF	19.57	1.00	21.00	1.00
#000000	1.07	21.00	1.00	21.00
##FFFFFF	19.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000E31

Deuteranopia (green-blind)

#000A2F

Tritanopia (blue-blind)

#001019

Achromatopsia (no color)

#0C0C0C

Design tokens & code

CSS

--color: #0a0430;
/* rgb */ color: rgb(10, 4, 48);
/* oklch */ color: oklch(16.3% 0.083 279.4);

Tailwind

colors: {
  custom: {
    50: '#4d4869',
    500: '#0a0430',
    950: '#000000',
  },
}

SCSS

$custom: #0a0430;
$custom-light: #4d4869;
$custom-dark: #000000;

JSON

{
  "hex": "#0a0430",
  "rgb": {
    "r": 10,
    "g": 4,
    "b": 48
  },
  "hsl": {
    "h": 248.182,
    "s": 84.615,
    "l": 10.196
  },
  "oklch": {
    "l": 0.16303,
    "c": 0.08328,
    "h": 279.4
  },
  "luminance": 0.00365
}

Semantic roles & 50–950 ramp

primary

#0A0430

secondary

#67721D

accent

#FB2DDF

background

#F4F4F6

surface

#E7E6EB

border

#C3C2C6

text

#020006

muted

#78777A

Preview Lab

Preview with #0A0430

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

Preview Lab → · Contrast checker → · Palette generator →