#0A0E43#0A0E43

#0A0E43 is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.7% C 0.098 H 271.0°. Best body text is #FFFFFF at 18.15:1 contrast (WCAG AA passes).

Color values

HEX	#0A0E43
RGB	rgb(10, 14, 67)
HSL	hsl(236, 74%, 15%)
HSV	hsv(236, 85%, 26%)
CMYK	cmyk(85.1%, 79.1%, 0%, 73.7%)
CIE-LAB	lab(7.08, 19.94, -33.65)
CIE-LCH	lch(7.08, 39.12, 300.65°)
OKLab	oklab(20.69% 0.0018 -0.0976)
OKLCH	oklch(20.69% 0.098 271)
XYZ	xyz(1.2950, 0.7837, 5.3921)
Luminance	0.0078 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Navy Blue (survey)

#001146

ΔE00 1.92

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A0E43 #433F0A

analogous

#0A2B43 #0A0E43 #220A43

triadic

#0A0E43 #430A0E #0E430A

tetradic

#0A0E43 #430A2B #433F0A #0A4322

square

#0A0E43 #430A2B #433F0A #0A4322

split-complementary

#0A0E43 #43220A #2B430A

monochromatic

#04061B #04061B #0A0E43 #121978 #1A24AE

Accessibility & contrast

On white

18.15

#0A0E43 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#0A0E43 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A0E43

18.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A0E43	#FFFFFF	#000000	##FFFFFF
##0A0E43	1.00	18.15	1.16	18.15
#FFFFFF	18.15	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001845

Deuteranopia (green-blind)

#001342

Tritanopia (blue-blind)

#001D27

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #0a0e43;
/* rgb */ color: rgb(10, 14, 67);
/* oklch */ color: oklch(20.7% 0.098 271.0);

Tailwind

colors: {
  custom: {
    50: '#554c78',
    500: '#0a0e43',
    950: '#000000',
  },
}

SCSS

$custom: #0a0e43;
$custom-light: #554c78;
$custom-dark: #000000;

JSON

{
  "hex": "#0a0e43",
  "rgb": {
    "r": 10,
    "g": 14,
    "b": 67
  },
  "hsl": {
    "h": 235.789,
    "s": 74.026,
    "l": 15.098
  },
  "oklch": {
    "l": 0.20693,
    "c": 0.09762,
    "h": 271
  },
  "luminance": 0.00784
}

Semantic roles & 50–950 ramp

primary

#0A0E43

secondary

#807A29

accent

#E437F1

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030109

muted

#78777B

Preview Lab

Preview with #0A0E43

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

Preview Lab → · Contrast checker → · Palette generator →