#0F4F57#0F4F57

#0F4F57 is a dark, moderate teal. Relative luminance 0.064; OKLCH L 39.3% C 0.062 H 207.6°. Best body text is #FFFFFF at 9.23:1 contrast (WCAG AA passes).

Color values

HEX	#0F4F57
RGB	rgb(15, 79, 87)
HSL	hsl(187, 71%, 20%)
HSV	hsv(187, 83%, 34%)
CMYK	cmyk(82.8%, 9.2%, 0%, 65.9%)
CIE-LAB	lab(30.35, -16.12, -10.31)
CIE-LCH	lch(30.35, 19.13, 212.60°)
OKLab	oklab(39.34% -0.0548 -0.0287)
OKLCH	oklch(39.34% 0.062 207.6)
XYZ	xyz(4.7125, 6.3811, 9.9983)
Luminance	0.0638 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F4F57 #57170F

analogous

#0F573B #0F4F57 #0F2B57

triadic

#0F4F57 #570F4F #4F570F

tetradic

#0F4F57 #3B0F57 #57170F #2B570F

square

#0F4F57 #3B0F57 #57170F #2B570F

split-complementary

#0F4F57 #570F2B #573B0F

monochromatic

#05181A #062023 #0F4F57 #187E8B #21AEBF

Accessibility & contrast

On white

9.23

#0F4F57 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#0F4F57 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F4F57

9.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F4F57	#FFFFFF	#000000	##FFFFFF
##0F4F57	1.00	9.23	2.28	9.23
#FFFFFF	9.23	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#474C58

Deuteranopia (green-blind)

#3D4457

Tritanopia (blue-blind)

#005351

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #0f4f57;
/* rgb */ color: rgb(15, 79, 87);
/* oklch */ color: oklch(39.3% 0.062 207.6);

Tailwind

colors: {
  custom: {
    50: '#5c8086',
    500: '#0f4f57',
    950: '#000000',
  },
}

SCSS

$custom: #0f4f57;
$custom-light: #5c8086;
$custom-dark: #000000;

JSON

{
  "hex": "#0f4f57",
  "rgb": {
    "r": 15,
    "g": 79,
    "b": 87
  },
  "hsl": {
    "h": 186.667,
    "s": 70.588,
    "l": 20
  },
  "oklch": {
    "l": 0.39336,
    "c": 0.06186,
    "h": 207.6
  },
  "luminance": 0.06382
}

Semantic roles & 50–950 ramp

primary

#0F4F57

secondary

#913C31

accent

#4E3AED

background

#F5F7F8

surface

#E9EEEF

border

#C5C9CA

text

#050A0B

muted

#797C7C

Preview Lab

Preview with #0F4F57

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

Preview Lab → · Contrast checker → · Palette generator →