#0B454B#0B454B

#0B454B is a dark, muted teal. Relative luminance 0.048; OKLCH L 35.8% C 0.056 H 205.6°. Best body text is #FFFFFF at 10.68:1 contrast (WCAG AA passes).

Color values

HEX	#0B454B
RGB	rgb(11, 69, 75)
HSL	hsl(186, 74%, 17%)
HSV	hsv(186, 85%, 29%)
CMYK	cmyk(85.3%, 8%, 0%, 70.6%)
CIE-LAB	lab(26.26, -15.24, -8.76)
CIE-LCH	lch(26.26, 17.58, 209.90°)
OKLab	oklab(35.84% -0.051 -0.0244)
OKLCH	oklch(35.84% 0.056 205.6)
XYZ	xyz(3.5356, 4.8350, 7.4021)
Luminance	0.0483 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B454B #4B110B

analogous

#0B4B31 #0B454B #0B254B

triadic

#0B454B #4B0B45 #454B0B

tetradic

#0B454B #310B4B #4B110B #254B0B

square

#0B454B #310B4B #4B110B #254B0B

split-complementary

#0B454B #4B0B25 #4B310B

monochromatic

#04191B #04191B #0B454B #137680 #1BA7B6

Accessibility & contrast

On white

10.68

#0B454B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#0B454B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B454B

10.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B454B	#FFFFFF	#000000	##FFFFFF
##0B454B	1.00	10.68	1.97	10.68
#FFFFFF	10.68	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E424B

Deuteranopia (green-blind)

#363B4B

Tritanopia (blue-blind)

#004847

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #0b454b;
/* rgb */ color: rgb(11, 69, 75);
/* oklch */ color: oklch(35.8% 0.056 205.6);

Tailwind

colors: {
  custom: {
    50: '#57797d',
    500: '#0b454b',
    950: '#000000',
  },
}

SCSS

$custom: #0b454b;
$custom-light: #57797d;
$custom-dark: #000000;

JSON

{
  "hex": "#0b454b",
  "rgb": {
    "r": 11,
    "g": 69,
    "b": 75
  },
  "hsl": {
    "h": 185.625,
    "s": 74.419,
    "l": 16.863
  },
  "oklch": {
    "l": 0.35843,
    "c": 0.05649,
    "h": 205.6
  },
  "luminance": 0.04835
}

Semantic roles & 50–950 ramp

primary

#0B454B

secondary

#87332B

accent

#4837F1

background

#F5F7F7

surface

#E9EDEE

border

#C5C8C9

text

#040909

muted

#797B7B

Preview Lab

Preview with #0B454B

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

Preview Lab → · Contrast checker → · Palette generator →