#0B4A3F#0B4A3F

#0B4A3F is a dark, moderate teal. Relative luminance 0.053; OKLCH L 36.8% C 0.063 H 177.6°. Best body text is #FFFFFF at 10.17:1 contrast (WCAG AA passes).

Color values

HEX	#0B4A3F
RGB	rgb(11, 74, 63)
HSL	hsl(170, 74%, 17%)
HSV	hsv(170, 85%, 29%)
CMYK	cmyk(85.1%, 0%, 14.9%, 71%)
CIE-LAB	lab(27.65, -22.05, 1.12)
CIE-LCH	lch(27.65, 22.08, 177.10°)
OKLab	oklab(36.83% -0.0631 0.0026)
OKLCH	oklch(36.83% 0.063 177.6)
XYZ	xyz(3.4835, 5.3272, 5.5463)
Luminance	0.0533 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B4A3F #4A0B16

analogous

#0B4A20 #0B4A3F #0B364A

triadic

#0B4A3F #3F0B4A #4A3F0B

tetradic

#0B4A3F #200B4A #4A0B16 #364A0B

square

#0B4A3F #200B4A #4A0B16 #364A0B

split-complementary

#0B4A3F #4A0B36 #4A200B

monochromatic

#041B17 #041B17 #0B4A3F #137F6C #1BB59A

Accessibility & contrast

On white

10.17

#0B4A3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#0B4A3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B4A3F

10.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B4A3F	#FFFFFF	#000000	##FFFFFF
##0B4A3F	1.00	10.17	2.07	10.17
#FFFFFF	10.17	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#47453F

Deuteranopia (green-blind)

#3E3F40

Tritanopia (blue-blind)

#004B47

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #0b4a3f;
/* rgb */ color: rgb(11, 74, 63);
/* oklch */ color: oklch(36.8% 0.063 177.6);

Tailwind

colors: {
  custom: {
    50: '#577d74',
    500: '#0b4a3f',
    950: '#000000',
  },
}

SCSS

$custom: #0b4a3f;
$custom-light: #577d74;
$custom-dark: #000000;

JSON

{
  "hex": "#0b4a3f",
  "rgb": {
    "r": 11,
    "g": 74,
    "b": 63
  },
  "hsl": {
    "h": 169.524,
    "s": 74.118,
    "l": 16.667
  },
  "oklch": {
    "l": 0.36833,
    "c": 0.06317,
    "h": 177.6
  },
  "luminance": 0.05328
}

Semantic roles & 50–950 ramp

primary

#0B4A3F

secondary

#862B3B

accent

#3757F1

background

#F5F7F7

surface

#E9EEED

border

#C5C9C8

text

#040908

muted

#797B7B

Preview Lab

Preview with #0B4A3F

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

Preview Lab → · Contrast checker → · Palette generator →