#0B4B3D#0B4B3D

#0B4B3D is a dark, moderate teal. Relative luminance 0.054; OKLCH L 37.1% C 0.066 H 173.7°. Best body text is #FFFFFF at 10.06:1 contrast (WCAG AA passes).

Color values

HEX	#0B4B3D
RGB	rgb(11, 75, 61)
HSL	hsl(167, 74%, 17%)
HSV	hsv(167, 85%, 29%)
CMYK	cmyk(85.3%, 0%, 18.7%, 70.6%)
CIE-LAB	lab(27.95, -23.17, 2.85)
CIE-LCH	lch(27.95, 23.34, 172.99°)
OKLab	oklab(37.06% -0.0654 0.0072)
OKLCH	oklch(37.06% 0.066 173.7)
XYZ	xyz(3.4960, 5.4398, 5.2797)
Luminance	0.0544 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B4B3D #4B0B19

analogous

#0B4B1D #0B4B3D #0B394B

triadic

#0B4B3D #3D0B4B #4B3D0B

tetradic

#0B4B3D #1D0B4B #4B0B19 #394B0B

square

#0B4B3D #1D0B4B #4B0B19 #394B0B

split-complementary

#0B4B3D #4B0B39 #4B1D0B

monochromatic

#041B16 #041B16 #0B4B3D #138068 #1BB694

Accessibility & contrast

On white

10.06

#0B4B3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#0B4B3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B4B3D

10.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B4B3D	#FFFFFF	#000000	##FFFFFF
##0B4B3D	1.00	10.06	2.09	10.06
#FFFFFF	10.06	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#48453C

Deuteranopia (green-blind)

#403F3E

Tritanopia (blue-blind)

#004C47

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #0b4b3d;
/* rgb */ color: rgb(11, 75, 61);
/* oklch */ color: oklch(37.1% 0.066 173.7);

Tailwind

colors: {
  custom: {
    50: '#577e72',
    500: '#0b4b3d',
    950: '#000000',
  },
}

SCSS

$custom: #0b4b3d;
$custom-light: #577e72;
$custom-dark: #000000;

JSON

{
  "hex": "#0b4b3d",
  "rgb": {
    "r": 11,
    "g": 75,
    "b": 61
  },
  "hsl": {
    "h": 166.875,
    "s": 74.419,
    "l": 16.863
  },
  "oklch": {
    "l": 0.37063,
    "c": 0.06578,
    "h": 173.7
  },
  "luminance": 0.0544
}

Semantic roles & 50–950 ramp

primary

#0B4B3D

secondary

#872B3F

accent

#3760F1

background

#F5F7F6

surface

#E9EEEC

border

#C5C9C7

text

#040A08

muted

#797C7B

Preview Lab

Preview with #0B4B3D

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

Preview Lab → · Contrast checker → · Palette generator →