#0B4A52#0B4A52

#0B4A52 is a dark, moderate teal. Relative luminance 0.056; OKLCH L 37.6% C 0.060 H 208.1°. Best body text is #FFFFFF at 9.93:1 contrast (WCAG AA passes).

Color values

HEX	#0B4A52
RGB	rgb(11, 74, 82)
HSL	hsl(187, 76%, 18%)
HSV	hsv(187, 87%, 32%)
CMYK	cmyk(86.6%, 9.8%, 0%, 67.8%)
CIE-LAB	lab(28.32, -15.55, -10.19)
CIE-LCH	lch(28.32, 18.59, 213.24°)
OKLab	oklab(37.6% -0.0532 -0.0284)
OKLCH	oklch(37.6% 0.06 208.1)
XYZ	xyz(4.1091, 5.5774, 8.8410)
Luminance	0.0558 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B4A52 #52130B

analogous

#0B5236 #0B4A52 #0B2652

triadic

#0B4A52 #520B4A #4A520B

tetradic

#0B4A52 #360B52 #52130B #26520B

square

#0B4A52 #360B52 #52130B #26520B

split-complementary

#0B4A52 #520B26 #52360B

monochromatic

#04181B #04191C #0B4A52 #127B88 #19ABBE

Accessibility & contrast

On white

9.93

#0B4A52 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#0B4A52 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B4A52

9.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B4A52	#FFFFFF	#000000	##FFFFFF
##0B4A52	1.00	9.93	2.12	9.93
#FFFFFF	9.93	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#434753

Deuteranopia (green-blind)

#394052

Tritanopia (blue-blind)

#004E4C

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #0b4a52;
/* rgb */ color: rgb(11, 74, 82);
/* oklch */ color: oklch(37.6% 0.060 208.1);

Tailwind

colors: {
  custom: {
    50: '#597c82',
    500: '#0b4a52',
    950: '#000000',
  },
}

SCSS

$custom: #0b4a52;
$custom-light: #597c82;
$custom-dark: #000000;

JSON

{
  "hex": "#0b4a52",
  "rgb": {
    "r": 11,
    "g": 74,
    "b": 82
  },
  "hsl": {
    "h": 186.761,
    "s": 76.344,
    "l": 18.235
  },
  "oklch": {
    "l": 0.37603,
    "c": 0.06028,
    "h": 208.1
  },
  "luminance": 0.05578
}

Semantic roles & 50–950 ramp

primary

#0B4A52

secondary

#8E362B

accent

#4A35F3

background

#F5F7F7

surface

#E9EEEE

border

#C5C9C9

text

#04090A

muted

#797B7C

Preview Lab

Preview with #0B4A52

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

Preview Lab → · Contrast checker → · Palette generator →