#0A404A#0A404A

#0A404A is a dark, muted teal. Relative luminance 0.042; OKLCH L 34.3% C 0.055 H 213.5°. Best body text is #FFFFFF at 11.38:1 contrast (WCAG AA passes).

Color values

HEX	#0A404A
RGB	rgb(10, 64, 74)
HSL	hsl(189, 76%, 16%)
HSV	hsv(189, 86%, 29%)
CMYK	cmyk(86.5%, 13.5%, 0%, 71%)
CIE-LAB	lab(24.40, -12.80, -10.93)
CIE-LCH	lch(24.40, 16.83, 220.51°)
OKLab	oklab(34.32% -0.0461 -0.0305)
OKLCH	oklch(34.32% 0.055 213.5)
XYZ	xyz(3.1941, 4.2253, 7.1245)
Luminance	0.0423 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A404A #4A140A

analogous

#0A4A34 #0A404A #0A204A

triadic

#0A404A #4A0A40 #404A0A

tetradic

#0A404A #340A4A #4A140A #204A0A

square

#0A404A #340A4A #4A140A #204A0A

split-complementary

#0A404A #4A0A20 #4A340A

monochromatic

#04171B #04171B #0A404A #116F80 #199DB6

Accessibility & contrast

On white

11.38

#0A404A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#0A404A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A404A

11.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A404A	#FFFFFF	#000000	##FFFFFF
##0A404A	1.00	11.38	1.85	11.38
#FFFFFF	11.38	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393E4B

Deuteranopia (green-blind)

#30374A

Tritanopia (blue-blind)

#004443

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #0a404a;
/* rgb */ color: rgb(10, 64, 74);
/* oklch */ color: oklch(34.3% 0.055 213.5);

Tailwind

colors: {
  custom: {
    50: '#56757c',
    500: '#0a404a',
    950: '#000000',
  },
}

SCSS

$custom: #0a404a;
$custom-light: #56757c;
$custom-dark: #000000;

JSON

{
  "hex": "#0a404a",
  "rgb": {
    "r": 10,
    "g": 64,
    "b": 74
  },
  "hsl": {
    "h": 189.375,
    "s": 76.19,
    "l": 16.471
  },
  "oklch": {
    "l": 0.34324,
    "c": 0.0553,
    "h": 213.5
  },
  "luminance": 0.04226
}

Semantic roles & 50–950 ramp

primary

#0A404A

secondary

#873829

accent

#5335F3

background

#F5F7F7

surface

#E9EDEE

border

#C5C8C9

text

#030809

muted

#787B7B

Preview Lab

Preview with #0A404A

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

Preview Lab → · Contrast checker → · Palette generator →