#0A0634#0A0634

#0A0634 is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 17.3% C 0.086 H 276.9°. Best body text is #FFFFFF at 19.29:1 contrast (WCAG AA passes).

Color values

HEX	#0A0634
RGB	rgb(10, 6, 52)
HSL	hsl(245, 79%, 11%)
HSV	hsv(245, 88%, 20%)
CMYK	cmyk(80.8%, 88.5%, 0%, 79.6%)
CIE-LAB	lab(4.00, 15.94, -27.82)
CIE-LCH	lch(4.00, 32.06, 299.82°)
OKLab	oklab(17.29% 0.0104 -0.0851)
OKLCH	oklch(17.29% 0.086 276.9)
XYZ	xyz(0.8099, 0.4426, 3.2909)
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

#0A0634 #303406

analogous

#061934 #0A0634 #210634

triadic

#0A0634 #340A06 #06340A

tetradic

#0A0634 #340619 #303406 #063421

square

#0A0634 #340619 #303406 #063421

split-complementary

#0A0634 #342106 #193406

monochromatic

#05031B #05031B #0A0634 #150C6B #1F13A2

Accessibility & contrast

On white

19.29

#0A0634 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#0A0634 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A0634

19.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A0634	#FFFFFF	#000000	##FFFFFF
##0A0634	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)

#001035

Deuteranopia (green-blind)

#000C33

Tritanopia (blue-blind)

#00131C

Achromatopsia (no color)

#0E0E0E

Design tokens & code

CSS

--color: #0a0634;
/* rgb */ color: rgb(10, 6, 52);
/* oklch */ color: oklch(17.3% 0.086 276.9);

Tailwind

colors: {
  custom: {
    50: '#4f496c',
    500: '#0a0634',
    950: '#000000',
  },
}

SCSS

$custom: #0a0634;
$custom-light: #4f496c;
$custom-dark: #000000;

JSON

{
  "hex": "#0a0634",
  "rgb": {
    "r": 10,
    "g": 6,
    "b": 52
  },
  "hsl": {
    "h": 245.217,
    "s": 79.31,
    "l": 11.373
  },
  "oklch": {
    "l": 0.17293,
    "c": 0.08576,
    "h": 276.9
  },
  "luminance": 0.00443
}

Semantic roles & 50–950 ramp

primary

#0A0634

secondary

#6D7421

accent

#F632E5

background

#F4F4F6

surface

#E7E6EB

border

#C3C2C6

text

#020007

muted

#78777A

Preview Lab

Preview with #0A0634

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

Preview Lab → · Contrast checker → · Palette generator →