#0A3E47#0A3E47

#0A3E47 is a dark, muted teal. Relative luminance 0.040; OKLCH L 33.6% C 0.054 H 212.2°. Best body text is #FFFFFF at 11.71:1 contrast (WCAG AA passes).

Color values

HEX	#0A3E47
RGB	rgb(10, 62, 71)
HSL	hsl(189, 75%, 16%)
HSV	hsv(189, 86%, 28%)
CMYK	cmyk(85.9%, 12.7%, 0%, 72.2%)
CIE-LAB	lab(23.55, -12.74, -10.24)
CIE-LCH	lch(23.55, 16.35, 218.79°)
OKLab	oklab(33.6% -0.0453 -0.0285)
OKLCH	oklch(33.6% 0.054 212.2)
XYZ	xyz(2.9846, 3.9643, 6.5679)
Luminance	0.0396 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A3E47 #47130A

analogous

#0A4731 #0A3E47 #0A1F47

triadic

#0A3E47 #470A3E #3E470A

tetradic

#0A3E47 #310A47 #47130A #1F470A

square

#0A3E47 #310A47 #47130A #1F470A

split-complementary

#0A3E47 #470A1F #47310A

monochromatic

#04171B #04171B #0A3E47 #126D7D #199CB2

Accessibility & contrast

On white

11.71

#0A3E47 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#0A3E47 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A3E47

11.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A3E47	#FFFFFF	#000000	##FFFFFF
##0A3E47	1.00	11.71	1.79	11.71
#FFFFFF	11.71	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#373C48

Deuteranopia (green-blind)

#2F3547

Tritanopia (blue-blind)

#004241

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #0a3e47;
/* rgb */ color: rgb(10, 62, 71);
/* oklch */ color: oklch(33.6% 0.054 212.2);

Tailwind

colors: {
  custom: {
    50: '#56737a',
    500: '#0a3e47',
    950: '#000000',
  },
}

SCSS

$custom: #0a3e47;
$custom-light: #56737a;
$custom-dark: #000000;

JSON

{
  "hex": "#0a3e47",
  "rgb": {
    "r": 10,
    "g": 62,
    "b": 71
  },
  "hsl": {
    "h": 188.852,
    "s": 75.309,
    "l": 15.882
  },
  "oklch": {
    "l": 0.33596,
    "c": 0.05353,
    "h": 212.2
  },
  "luminance": 0.03965
}

Semantic roles & 50–950 ramp

primary

#0A3E47

secondary

#843629

accent

#5236F2

background

#F5F7F7

surface

#E9EDED

border

#C5C8C8

text

#030809

muted

#787B7B

Preview Lab

Preview with #0A3E47

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

Preview Lab → · Contrast checker → · Palette generator →