#0B3F48#0B3F48

#0B3F48 is a dark, muted teal. Relative luminance 0.041; OKLCH L 34.0% C 0.054 H 212.1°. Best body text is #FFFFFF at 11.55:1 contrast (WCAG AA passes).

Color values

HEX	#0B3F48
RGB	rgb(11, 63, 72)
HSL	hsl(189, 73%, 16%)
HSV	hsv(189, 85%, 28%)
CMYK	cmyk(84.7%, 12.5%, 0%, 71.8%)
CIE-LAB	lab(23.98, -12.83, -10.25)
CIE-LCH	lch(23.98, 16.43, 218.62°)
OKLab	oklab(33.96% -0.0455 -0.0286)
OKLCH	oklch(33.96% 0.054 212.1)
XYZ	xyz(3.0847, 4.0937, 6.7572)
Luminance	0.0409 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B3F48 #48140B

analogous

#0B4833 #0B3F48 #0B2148

triadic

#0B3F48 #480B3F #3F480B

tetradic

#0B3F48 #330B48 #48140B #21480B

square

#0B3F48 #330B48 #48140B #21480B

split-complementary

#0B3F48 #480B21 #48330B

monochromatic

#04171B #04171B #0B3F48 #136D7D #1B9CB2

Accessibility & contrast

On white

11.55

#0B3F48 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#0B3F48 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B3F48

11.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B3F48	#FFFFFF	#000000	##FFFFFF
##0B3F48	1.00	11.55	1.82	11.55
#FFFFFF	11.55	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#383C49

Deuteranopia (green-blind)

#303648

Tritanopia (blue-blind)

#004342

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #0b3f48;
/* rgb */ color: rgb(11, 63, 72);
/* oklch */ color: oklch(34.0% 0.054 212.1);

Tailwind

colors: {
  custom: {
    50: '#56747b',
    500: '#0b3f48',
    950: '#000000',
  },
}

SCSS

$custom: #0b3f48;
$custom-light: #56747b;
$custom-dark: #000000;

JSON

{
  "hex": "#0b3f48",
  "rgb": {
    "r": 11,
    "g": 63,
    "b": 72
  },
  "hsl": {
    "h": 188.852,
    "s": 73.494,
    "l": 16.275
  },
  "oklch": {
    "l": 0.3396,
    "c": 0.05375,
    "h": 212.1
  },
  "luminance": 0.04094
}

Semantic roles & 50–950 ramp

primary

#0B3F48

secondary

#84382A

accent

#5338F0

background

#F5F7F7

surface

#E9EDED

border

#C5C8C8

text

#030809

muted

#787B7B

Preview Lab

Preview with #0B3F48

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

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