#0B434B#0B434B

#0B434B is a dark, muted teal. Relative luminance 0.046; OKLCH L 35.3% C 0.056 H 209.4°. Best body text is #FFFFFF at 10.95:1 contrast (WCAG AA passes).

Color values

HEX	#0B434B
RGB	rgb(11, 67, 75)
HSL	hsl(188, 74%, 17%)
HSV	hsv(188, 85%, 29%)
CMYK	cmyk(85.3%, 10.7%, 0%, 70.6%)
CIE-LAB	lab(25.54, -14.08, -9.85)
CIE-LCH	lch(25.54, 17.18, 214.99°)
OKLab	oklab(35.26% -0.0487 -0.0274)
OKLCH	oklch(35.26% 0.056 209.4)
XYZ	xyz(3.4146, 4.5930, 7.3618)
Luminance	0.0459 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B434B #4B130B

analogous

#0B4B33 #0B434B #0B234B

triadic

#0B434B #4B0B43 #434B0B

tetradic

#0B434B #330B4B #4B130B #234B0B

square

#0B434B #330B4B #4B130B #234B0B

split-complementary

#0B434B #4B0B23 #4B330B

monochromatic

#04181B #04181B #0B434B #137380 #1BA2B6

Accessibility & contrast

On white

10.95

#0B434B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#0B434B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B434B

10.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B434B	#FFFFFF	#000000	##FFFFFF
##0B434B	1.00	10.95	1.92	10.95
#FFFFFF	10.95	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C404B

Deuteranopia (green-blind)

#333A4B

Tritanopia (blue-blind)

#004745

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #0b434b;
/* rgb */ color: rgb(11, 67, 75);
/* oklch */ color: oklch(35.3% 0.056 209.4);

Tailwind

colors: {
  custom: {
    50: '#57777d',
    500: '#0b434b',
    950: '#000000',
  },
}

SCSS

$custom: #0b434b;
$custom-light: #57777d;
$custom-dark: #000000;

JSON

{
  "hex": "#0b434b",
  "rgb": {
    "r": 11,
    "g": 67,
    "b": 75
  },
  "hsl": {
    "h": 187.5,
    "s": 74.419,
    "l": 16.863
  },
  "oklch": {
    "l": 0.35264,
    "c": 0.05587,
    "h": 209.4
  },
  "luminance": 0.04593
}

Semantic roles & 50–950 ramp

primary

#0B434B

secondary

#87362B

accent

#4E37F1

background

#F5F7F7

surface

#E9EDEE

border

#C5C8C9

text

#040809

muted

#797B7B

Preview Lab

Preview with #0B434B

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

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