#0B4B3F#0B4B3F

#0B4B3F is a dark, moderate teal. Relative luminance 0.055; OKLCH L 37.1% C 0.064 H 176.4°. Best body text is #FFFFFF at 10.04:1 contrast (WCAG AA passes).

Color values

HEX	#0B4B3F
RGB	rgb(11, 75, 63)
HSL	hsl(169, 74%, 17%)
HSV	hsv(169, 85%, 29%)
CMYK	cmyk(85.3%, 0%, 16%, 70.6%)
CIE-LAB	lab(28.01, -22.56, 1.64)
CIE-LCH	lch(28.01, 22.62, 175.83°)
OKLab	oklab(37.13% -0.0643 0.004)
OKLCH	oklch(37.13% 0.064 176.4)
XYZ	xyz(3.5508, 5.4617, 5.5687)
Luminance	0.0546 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B4B3F #4B0B17

analogous

#0B4B1F #0B4B3F #0B374B

triadic

#0B4B3F #3F0B4B #4B3F0B

tetradic

#0B4B3F #1F0B4B #4B0B17 #374B0B

square

#0B4B3F #1F0B4B #4B0B17 #374B0B

split-complementary

#0B4B3F #4B0B37 #4B1F0B

monochromatic

#041B16 #041B16 #0B4B3F #13806C #1BB699

Accessibility & contrast

On white

10.04

#0B4B3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#0B4B3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B4B3F

10.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B4B3F	#FFFFFF	#000000	##FFFFFF
##0B4B3F	1.00	10.04	2.09	10.04
#FFFFFF	10.04	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#48463E

Deuteranopia (green-blind)

#3F4040

Tritanopia (blue-blind)

#004C47

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #0b4b3f;
/* rgb */ color: rgb(11, 75, 63);
/* oklch */ color: oklch(37.1% 0.064 176.4);

Tailwind

colors: {
  custom: {
    50: '#577e74',
    500: '#0b4b3f',
    950: '#000000',
  },
}

SCSS

$custom: #0b4b3f;
$custom-light: #577e74;
$custom-dark: #000000;

JSON

{
  "hex": "#0b4b3f",
  "rgb": {
    "r": 11,
    "g": 75,
    "b": 63
  },
  "hsl": {
    "h": 168.75,
    "s": 74.419,
    "l": 16.863
  },
  "oklch": {
    "l": 0.37131,
    "c": 0.0644,
    "h": 176.4
  },
  "luminance": 0.05462
}

Semantic roles & 50–950 ramp

primary

#0B4B3F

secondary

#872B3C

accent

#375AF1

background

#F5F7F7

surface

#E9EEED

border

#C5C9C8

text

#040A08

muted

#797C7B

Preview Lab

Preview with #0B4B3F

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

Preview Lab → · Contrast checker → · Palette generator →