#0A3833#0A3833

#0A3833 is a dark, muted teal. Relative luminance 0.031; OKLCH L 30.9% C 0.049 H 184.4°. Best body text is #FFFFFF at 12.91:1 contrast (WCAG AA passes).

Color values

HEX	#0A3833
RGB	rgb(10, 56, 51)
HSL	hsl(173, 70%, 13%)
HSV	hsv(173, 82%, 22%)
CMYK	cmyk(82.1%, 0%, 8.9%, 78%)
CIE-LAB	lab(20.56, -16.49, -1.29)
CIE-LCH	lch(20.56, 16.54, 184.47°)
OKLab	oklab(30.92% -0.0486 -0.0037)
OKLCH	oklch(30.92% 0.049 184.4)
XYZ	xyz(2.1366, 3.1316, 3.6232)
Luminance	0.0313 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A3833 #380A0F

analogous

#0A381C #0A3833 #0A2638

triadic

#0A3833 #330A38 #38330A

tetradic

#0A3833 #1C0A38 #380A0F #26380A

square

#0A3833 #1C0A38 #380A0F #26380A

split-complementary

#0A3833 #380A26 #381C0A

monochromatic

#051A18 #051A18 #0A3833 #136C62 #1DA092

Accessibility & contrast

On white

12.91

#0A3833 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#0A3833 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A3833

12.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A3833	#FFFFFF	#000000	##FFFFFF
##0A3833	1.00	12.91	1.63	12.91
#FFFFFF	12.91	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#353433

Deuteranopia (green-blind)

#2E3034

Tritanopia (blue-blind)

#003936

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #0a3833;
/* rgb */ color: rgb(10, 56, 51);
/* oklch */ color: oklch(30.9% 0.049 184.4);

Tailwind

colors: {
  custom: {
    50: '#526f6a',
    500: '#0a3833',
    950: '#000000',
  },
}

SCSS

$custom: #0a3833;
$custom-light: #526f6a;
$custom-dark: #000000;

JSON

{
  "hex": "#0a3833",
  "rgb": {
    "r": 10,
    "g": 56,
    "b": 51
  },
  "hsl": {
    "h": 173.478,
    "s": 69.697,
    "l": 12.941
  },
  "oklch": {
    "l": 0.30917,
    "c": 0.04872,
    "h": 184.4
  },
  "luminance": 0.03132
}

Semantic roles & 50–950 ramp

primary

#0A3833

secondary

#752831

accent

#3B4FED

background

#F4F6F6

surface

#E7ECEB

border

#C3C7C6

text

#020706

muted

#787A7A

Preview Lab

Preview with #0A3833

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

Preview Lab → · Contrast checker → · Palette generator →