#0F4243#0F4243

#0F4243 is a dark, muted teal. Relative luminance 0.044; OKLCH L 34.7% C 0.052 H 197.0°. Best body text is #FFFFFF at 11.17:1 contrast (WCAG AA passes).

Color values

HEX	#0F4243
RGB	rgb(15, 66, 67)
HSL	hsl(181, 63%, 16%)
HSV	hsv(181, 78%, 26%)
CMYK	cmyk(77.6%, 1.5%, 0%, 73.7%)
CIE-LAB	lab(24.96, -15.82, -5.45)
CIE-LCH	lch(24.96, 16.73, 199.02°)
OKLab	oklab(34.72% -0.0497 -0.0151)
OKLCH	oklch(34.72% 0.052 197)
XYZ	xyz(3.1579, 4.4029, 5.9925)
Luminance	0.0440 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F4243 #43100F

analogous

#0F432A #0F4243 #0F2843

triadic

#0F4243 #430F42 #42430F

tetradic

#0F4243 #2A0F43 #43100F #28430F

square

#0F4243 #2A0F43 #43100F #28430F

split-complementary

#0F4243 #430F28 #432A0F

monochromatic

#061919 #061919 #0F4243 #1A7375 #25A5A7

Accessibility & contrast

On white

11.17

#0F4243 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#0F4243 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F4243

11.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F4243	#FFFFFF	#000000	##FFFFFF
##0F4243	1.00	11.17	1.88	11.17
#FFFFFF	11.17	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D3F43

Deuteranopia (green-blind)

#353943

Tritanopia (blue-blind)

#004442

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #0f4243;
/* rgb */ color: rgb(15, 66, 67);
/* oklch */ color: oklch(34.7% 0.052 197.0);

Tailwind

colors: {
  custom: {
    50: '#577677',
    500: '#0f4243',
    950: '#000000',
  },
}

SCSS

$custom: #0f4243;
$custom-light: #577677;
$custom-dark: #000000;

JSON

{
  "hex": "#0f4243",
  "rgb": {
    "r": 15,
    "g": 66,
    "b": 67
  },
  "hsl": {
    "h": 181.154,
    "s": 63.415,
    "l": 16.078
  },
  "oklch": {
    "l": 0.34716,
    "c": 0.05193,
    "h": 197
  },
  "luminance": 0.04403
}

Semantic roles & 50–950 ramp

primary

#0F4243

secondary

#7D3230

accent

#4541E6

background

#F5F7F7

surface

#E9EDED

border

#C5C8C8

text

#030808

muted

#787B7B

Preview Lab

Preview with #0F4243

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

Preview Lab → · Contrast checker → · Palette generator →