#0F4F59#0F4F59

#0F4F59 is a dark, moderate teal. Relative luminance 0.064; OKLCH L 39.4% C 0.063 H 210.7°. Best body text is #FFFFFF at 9.20:1 contrast (WCAG AA passes).

Color values

HEX	#0F4F59
RGB	rgb(15, 79, 89)
HSL	hsl(188, 71%, 20%)
HSV	hsv(188, 83%, 35%)
CMYK	cmyk(83.1%, 11.2%, 0%, 65.1%)
CIE-LAB	lab(30.43, -15.39, -11.46)
CIE-LCH	lch(30.43, 19.19, 216.68°)
OKLab	oklab(39.43% -0.0538 -0.0319)
OKLCH	oklch(39.43% 0.063 210.7)
XYZ	xyz(4.7954, 6.4142, 10.4346)
Luminance	0.0641 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F4F59 #59190F

analogous

#0F593E #0F4F59 #0F2A59

triadic

#0F4F59 #590F4F #4F590F

tetradic

#0F4F59 #3E0F59 #59190F #2A590F

square

#0F4F59 #3E0F59 #59190F #2A590F

split-complementary

#0F4F59 #590F2A #593E0F

monochromatic

#04171A #062125 #0F4F59 #187D8D #21ACC2

Accessibility & contrast

On white

9.20

#0F4F59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#0F4F59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F4F59

9.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F4F59	#FFFFFF	#000000	##FFFFFF
##0F4F59	1.00	9.20	2.28	9.20
#FFFFFF	9.20	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#474C5A

Deuteranopia (green-blind)

#3D4559

Tritanopia (blue-blind)

#005352

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #0f4f59;
/* rgb */ color: rgb(15, 79, 89);
/* oklch */ color: oklch(39.4% 0.063 210.7);

Tailwind

colors: {
  custom: {
    50: '#5c8087',
    500: '#0f4f59',
    950: '#000000',
  },
}

SCSS

$custom: #0f4f59;
$custom-light: #5c8087;
$custom-dark: #000000;

JSON

{
  "hex": "#0f4f59",
  "rgb": {
    "r": 15,
    "g": 79,
    "b": 89
  },
  "hsl": {
    "h": 188.108,
    "s": 71.154,
    "l": 20.392
  },
  "oklch": {
    "l": 0.39427,
    "c": 0.06261,
    "h": 210.7
  },
  "luminance": 0.06415
}

Semantic roles & 50–950 ramp

primary

#0F4F59

secondary

#933E31

accent

#523AEE

background

#F5F7F8

surface

#E9EEEF

border

#C5C9CA

text

#050A0B

muted

#797C7C

Preview Lab

Preview with #0F4F59

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

Preview Lab → · Contrast checker → · Palette generator →