#0A2147#0A2147

#0A2147 is a dark, moderate blue. Relative luminance 0.016; OKLCH L 25.5% C 0.077 H 260.0°. Best body text is #FFFFFF at 15.89:1 contrast (WCAG AA passes).

Color values

HEX	#0A2147
RGB	rgb(10, 33, 71)
HSL	hsl(217, 75%, 16%)
HSV	hsv(217, 86%, 28%)
CMYK	cmyk(85.9%, 53.5%, 0%, 72.2%)
CIE-LAB	lab(13.27, 7.24, -26.37)
CIE-LCH	lch(13.27, 27.35, 285.36°)
OKLab	oklab(25.47% -0.0134 -0.0757)
OKLCH	oklch(25.47% 0.077 260)
XYZ	xyz(1.8059, 1.6070, 6.1750)
Luminance	0.0161 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A2147 #47300A

analogous

#0A3F47 #0A2147 #110A47

triadic

#0A2147 #470A21 #21470A

tetradic

#0A2147 #470A3F #47300A #0A4711

square

#0A2147 #470A3F #47300A #0A4711

split-complementary

#0A2147 #47110A #3F470A

monochromatic

#040C1B #040C1B #0A2147 #123A7D #1953B2

Accessibility & contrast

On white

15.89

#0A2147 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#0A2147 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A2147

15.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A2147	#FFFFFF	#000000	##FFFFFF
##0A2147	1.00	15.89	1.32	15.89
#FFFFFF	15.89	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C2548

Deuteranopia (green-blind)

#001F46

Tritanopia (blue-blind)

#002A30

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #0a2147;
/* rgb */ color: rgb(10, 33, 71);
/* oklch */ color: oklch(25.5% 0.077 260.0);

Tailwind

colors: {
  custom: {
    50: '#545b7a',
    500: '#0a2147',
    950: '#000000',
  },
}

SCSS

$custom: #0a2147;
$custom-light: #545b7a;
$custom-dark: #000000;

JSON

{
  "hex": "#0a2147",
  "rgb": {
    "r": 10,
    "g": 33,
    "b": 71
  },
  "hsl": {
    "h": 217.377,
    "s": 75.309,
    "l": 15.882
  },
  "oklch": {
    "l": 0.25466,
    "c": 0.07693,
    "h": 260
  },
  "luminance": 0.01607
}

Semantic roles & 50–950 ramp

primary

#0A2147

secondary

#846229

accent

#AB36F2

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030409

muted

#78797B

Preview Lab

Preview with #0A2147

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

Preview Lab → · Contrast checker → · Palette generator →