#0A3345#0A3345

#0A3345 is a dark, muted cyan. Relative luminance 0.029; OKLCH L 30.3% C 0.054 H 231.9°. Best body text is #FFFFFF at 13.36:1 contrast (WCAG AA passes).

Color values

HEX	#0A3345
RGB	rgb(10, 51, 69)
HSL	hsl(198, 75%, 15%)
HSV	hsv(198, 86%, 27%)
CMYK	cmyk(85.5%, 26.1%, 0%, 72.9%)
CIE-LAB	lab(19.48, -6.60, -15.17)
CIE-LCH	lch(19.48, 16.54, 246.49°)
OKLab	oklab(30.3% -0.0335 -0.0427)
OKLCH	oklch(30.3% 0.054 231.9)
XYZ	xyz(2.3827, 2.8616, 6.0558)
Luminance	0.0286 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A3345 #451C0A

analogous

#0A4539 #0A3345 #0A1545

triadic

#0A3345 #450A33 #33450A

tetradic

#0A3345 #390A45 #451C0A #15450A

square

#0A3345 #390A45 #451C0A #15450A

split-complementary

#0A3345 #450A15 #45390A

monochromatic

#04141B #04141B #0A3345 #125B7A #1982B0

Accessibility & contrast

On white

13.36

#0A3345 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#0A3345 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A3345

13.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A3345	#FFFFFF	#000000	##FFFFFF
##0A3345	1.00	13.36	1.57	13.36
#FFFFFF	13.36	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A3246

Deuteranopia (green-blind)

#222D45

Tritanopia (blue-blind)

#003839

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #0a3345;
/* rgb */ color: rgb(10, 51, 69);
/* oklch */ color: oklch(30.3% 0.054 231.9);

Tailwind

colors: {
  custom: {
    50: '#546a78',
    500: '#0a3345',
    950: '#000000',
  },
}

SCSS

$custom: #0a3345;
$custom-light: #546a78;
$custom-dark: #000000;

JSON

{
  "hex": "#0a3345",
  "rgb": {
    "r": 10,
    "g": 51,
    "b": 69
  },
  "hsl": {
    "h": 198.305,
    "s": 74.684,
    "l": 15.49
  },
  "oklch": {
    "l": 0.30297,
    "c": 0.05425,
    "h": 231.9
  },
  "luminance": 0.02862
}

Semantic roles & 50–950 ramp

primary

#0A3345

secondary

#824429

accent

#6F36F1

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030609

muted

#787A7B

Preview Lab

Preview with #0A3345

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

Preview Lab → · Contrast checker → · Palette generator →