#0A282D#0A282D

#0A282D is a dark, muted teal. Relative luminance 0.018; OKLCH L 25.7% C 0.036 H 210.3°. Best body text is #FFFFFF at 15.51:1 contrast (WCAG AA passes).

Color values

HEX	#0A282D
RGB	rgb(10, 40, 45)
HSL	hsl(189, 64%, 11%)
HSV	hsv(189, 78%, 18%)
CMYK	cmyk(77.8%, 11.1%, 0%, 82.4%)
CIE-LAB	lab(14.24, -9.03, -6.56)
CIE-LCH	lch(14.24, 11.16, 216.00°)
OKLab	oklab(25.72% -0.0311 -0.0182)
OKLCH	oklch(25.72% 0.036 210.3)
XYZ	xyz(1.3574, 1.7714, 2.7525)
Luminance	0.0177 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A282D #2D0F0A

analogous

#0A2D20 #0A282D #0A162D

triadic

#0A282D #2D0A28 #282D0A

tetradic

#0A282D #200A2D #2D0F0A #162D0A

square

#0A282D #200A2D #2D0F0A #162D0A

split-complementary

#0A282D #2D0A16 #2D200A

monochromatic

#061619 #061619 #0A282D #15555F #208191

Accessibility & contrast

On white

15.51

#0A282D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#0A282D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A282D

15.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A282D	#FFFFFF	#000000	##FFFFFF
##0A282D	1.00	15.51	1.35	15.51
#FFFFFF	15.51	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#24262D

Deuteranopia (green-blind)

#1F222D

Tritanopia (blue-blind)

#002A29

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #0a282d;
/* rgb */ color: rgb(10, 40, 45);
/* oklch */ color: oklch(25.7% 0.036 210.3);

Tailwind

colors: {
  custom: {
    50: '#4e6265',
    500: '#0a282d',
    950: '#000000',
  },
}

SCSS

$custom: #0a282d;
$custom-light: #4e6265;
$custom-dark: #000000;

JSON

{
  "hex": "#0a282d",
  "rgb": {
    "r": 10,
    "g": 40,
    "b": 45
  },
  "hsl": {
    "h": 188.571,
    "s": 63.636,
    "l": 10.784
  },
  "oklch": {
    "l": 0.25717,
    "c": 0.03605,
    "h": 210.3
  },
  "luminance": 0.01772
}

Semantic roles & 50–950 ramp

primary

#0A282D

secondary

#6A3229

accent

#5941E7

background

#F4F5F6

surface

#E7EAEB

border

#C3C6C6

text

#020505

muted

#78797A

Preview Lab

Preview with #0A282D

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

Preview Lab → · Contrast checker → · Palette generator →