#0A2340#0A2340

#0A2340 is a dark, moderate cyan. Relative luminance 0.016; OKLCH L 25.4% C 0.063 H 254.2°. Best body text is #FFFFFF at 15.82:1 contrast (WCAG AA passes).

Color values

HEX	#0A2340
RGB	rgb(10, 35, 64)
HSL	hsl(212, 73%, 15%)
HSV	hsv(212, 84%, 25%)
CMYK	cmyk(84.4%, 45.3%, 0%, 74.9%)
CIE-LAB	lab(13.45, 2.55, -21.21)
CIE-LCH	lch(13.45, 21.37, 276.86°)
OKLab	oklab(25.44% -0.0171 -0.0605)
OKLCH	oklch(25.44% 0.063 254.2)
XYZ	xyz(1.6513, 1.6366, 5.0784)
Luminance	0.0164 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A2340 #40270A

analogous

#0A3E40 #0A2340 #0C0A40

triadic

#0A2340 #400A23 #23400A

tetradic

#0A2340 #400A3E #40270A #0A400C

square

#0A2340 #400A3E #40270A #0A400C

split-complementary

#0A2340 #400C0A #3E400A

monochromatic

#040E1A #040E1A #0A2340 #124075 #1B5DAA

Accessibility & contrast

On white

15.82

#0A2340 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#0A2340 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A2340

15.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A2340	#FFFFFF	#000000	##FFFFFF
##0A2340	1.00	15.82	1.33	15.82
#FFFFFF	15.82	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#152541

Deuteranopia (green-blind)

#0D203F

Tritanopia (blue-blind)

#002A2E

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #0a2340;
/* rgb */ color: rgb(10, 35, 64);
/* oklch */ color: oklch(25.4% 0.063 254.2);

Tailwind

colors: {
  custom: {
    50: '#525d75',
    500: '#0a2340',
    950: '#000000',
  },
}

SCSS

$custom: #0a2340;
$custom-light: #525d75;
$custom-dark: #000000;

JSON

{
  "hex": "#0a2340",
  "rgb": {
    "r": 10,
    "g": 35,
    "b": 64
  },
  "hsl": {
    "h": 212.222,
    "s": 72.973,
    "l": 14.51
  },
  "oklch": {
    "l": 0.2544,
    "c": 0.06292,
    "h": 254.2
  },
  "luminance": 0.01637
}

Semantic roles & 50–950 ramp

primary

#0A2340

secondary

#7D5629

accent

#9B38F0

background

#F4F5F7

surface

#E7E9ED

border

#C3C5C8

text

#030408

muted

#78797B

Preview Lab

Preview with #0A2340

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

Preview Lab → · Contrast checker → · Palette generator →