#0A2D45#0A2D45

#0A2D45 is a dark, muted cyan. Relative luminance 0.024; OKLCH L 28.6% C 0.059 H 243.1°. Best body text is #FFFFFF at 14.25:1 contrast (WCAG AA passes).

Color values

HEX	#0A2D45
RGB	rgb(10, 45, 69)
HSL	hsl(204, 75%, 15%)
HSV	hsv(204, 86%, 27%)
CMYK	cmyk(85.5%, 34.8%, 0%, 72.9%)
CIE-LAB	lab(17.32, -2.51, -18.54)
CIE-LCH	lch(17.32, 18.71, 262.30°)
OKLab	oklab(28.58% -0.0266 -0.0525)
OKLCH	oklch(28.58% 0.059 243.1)
XYZ	xyz(2.1373, 2.3707, 5.9740)
Luminance	0.0237 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A2D45 #45220A

analogous

#0A453F #0A2D45 #0A0F45

triadic

#0A2D45 #450A2D #2D450A

tetradic

#0A2D45 #3F0A45 #45220A #0F450A

square

#0A2D45 #3F0A45 #45220A #0F450A

split-complementary

#0A2D45 #450A0F #453F0A

monochromatic

#04111B #04111B #0A2D45 #12507A #1973B0

Accessibility & contrast

On white

14.25

#0A2D45 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#0A2D45 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A2D45

14.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A2D45	#FFFFFF	#000000	##FFFFFF
##0A2D45	1.00	14.25	1.47	14.25
#FFFFFF	14.25	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#222E46

Deuteranopia (green-blind)

#1A2845

Tritanopia (blue-blind)

#003336

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #0a2d45;
/* rgb */ color: rgb(10, 45, 69);
/* oklch */ color: oklch(28.6% 0.059 243.1);

Tailwind

colors: {
  custom: {
    50: '#546579',
    500: '#0a2d45',
    950: '#000000',
  },
}

SCSS

$custom: #0a2d45;
$custom-light: #546579;
$custom-dark: #000000;

JSON

{
  "hex": "#0a2d45",
  "rgb": {
    "r": 10,
    "g": 45,
    "b": 69
  },
  "hsl": {
    "h": 204.407,
    "s": 74.684,
    "l": 15.49
  },
  "oklch": {
    "l": 0.28583,
    "c": 0.05891,
    "h": 243.1
  },
  "luminance": 0.02371
}

Semantic roles & 50–950 ramp

primary

#0A2D45

secondary

#824D29

accent

#8236F1

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030509

muted

#787A7B

Preview Lab

Preview with #0A2D45

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

Preview Lab → · Contrast checker → · Palette generator →