#0F4F5A#0F4F5A

#0F4F5A is a dark, moderate teal. Relative luminance 0.064; OKLCH L 39.5% C 0.063 H 212.2°. Best body text is #FFFFFF at 9.18:1 contrast (WCAG AA passes).

Color values

HEX	#0F4F5A
RGB	rgb(15, 79, 90)
HSL	hsl(189, 71%, 21%)
HSV	hsv(189, 83%, 35%)
CMYK	cmyk(83.3%, 12.2%, 0%, 64.7%)
CIE-LAB	lab(30.48, -15.03, -12.04)
CIE-LCH	lch(30.48, 19.26, 218.70°)
OKLab	oklab(39.47% -0.0534 -0.0336)
OKLCH	oklch(39.47% 0.063 212.2)
XYZ	xyz(4.8376, 6.4311, 10.6572)
Luminance	0.0643 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F4F5A #5A1A0F

analogous

#0F5A3F #0F4F5A #0F295A

triadic

#0F4F5A #5A0F4F #4F5A0F

tetradic

#0F4F5A #3F0F5A #5A1A0F #295A0F

square

#0F4F5A #3F0F5A #5A1A0F #295A0F

split-complementary

#0F4F5A #5A0F29 #5A3F0F

monochromatic

#04171A #062126 #0F4F5A #187D8E #20ABC3

Accessibility & contrast

On white

9.18

#0F4F5A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#0F4F5A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F4F5A

9.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F4F5A	#FFFFFF	#000000	##FFFFFF
##0F4F5A	1.00	9.18	2.29	9.18
#FFFFFF	9.18	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#464C5B

Deuteranopia (green-blind)

#3C455A

Tritanopia (blue-blind)

#005352

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #0f4f5a;
/* rgb */ color: rgb(15, 79, 90);
/* oklch */ color: oklch(39.5% 0.063 212.2);

Tailwind

colors: {
  custom: {
    50: '#5c8088',
    500: '#0f4f5a',
    950: '#000000',
  },
}

SCSS

$custom: #0f4f5a;
$custom-light: #5c8088;
$custom-dark: #000000;

JSON

{
  "hex": "#0f4f5a",
  "rgb": {
    "r": 15,
    "g": 79,
    "b": 90
  },
  "hsl": {
    "h": 188.8,
    "s": 71.429,
    "l": 20.588
  },
  "oklch": {
    "l": 0.39474,
    "c": 0.06306,
    "h": 212.2
  },
  "luminance": 0.06432
}

Semantic roles & 50–950 ramp

primary

#0F4F5A

secondary

#944031

accent

#543AEE

background

#F5F7F8

surface

#E9EEEF

border

#C5C9CA

text

#050A0B

muted

#797C7C

Preview Lab

Preview with #0F4F5A

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

Preview Lab → · Contrast checker → · Palette generator →