#0F403A#0F403A

#0F403A is a dark, muted teal. Relative luminance 0.041; OKLCH L 33.8% C 0.052 H 183.4°. Best body text is #FFFFFF at 11.57:1 contrast (WCAG AA passes).

Color values

HEX	#0F403A
RGB	rgb(15, 64, 58)
HSL	hsl(173, 62%, 15%)
HSV	hsv(173, 77%, 25%)
CMYK	cmyk(76.6%, 0%, 9.4%, 74.9%)
CIE-LAB	lab(23.91, -17.73, -1.05)
CIE-LCH	lch(23.91, 17.76, 183.38°)
OKLab	oklab(33.76% -0.052 -0.0031)
OKLCH	oklch(33.76% 0.052 183.4)
XYZ	xyz(2.7938, 4.0735, 4.6412)
Luminance	0.0407 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F403A #400F15

analogous

#0F4021 #0F403A #0F2D40

triadic

#0F403A #3A0F40 #403A0F

tetradic

#0F403A #210F40 #400F15 #2D400F

square

#0F403A #210F40 #400F15 #2D400F

split-complementary

#0F403A #400F2D #40210F

monochromatic

#061916 #061916 #0F403A #1B7267 #26A394

Accessibility & contrast

On white

11.57

#0F403A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#0F403A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F403A

11.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F403A	#FFFFFF	#000000	##FFFFFF
##0F403A	1.00	11.57	1.81	11.57
#FFFFFF	11.57	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D3C3A

Deuteranopia (green-blind)

#35373B

Tritanopia (blue-blind)

#00413E

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #0f403a;
/* rgb */ color: rgb(15, 64, 58);
/* oklch */ color: oklch(33.8% 0.052 183.4);

Tailwind

colors: {
  custom: {
    50: '#567570',
    500: '#0f403a',
    950: '#000000',
  },
}

SCSS

$custom: #0f403a;
$custom-light: #567570;
$custom-dark: #000000;

JSON

{
  "hex": "#0f403a",
  "rgb": {
    "r": 15,
    "g": 64,
    "b": 58
  },
  "hsl": {
    "h": 172.653,
    "s": 62.025,
    "l": 15.49
  },
  "oklch": {
    "l": 0.3376,
    "c": 0.05213,
    "h": 183.4
  },
  "luminance": 0.04074
}

Semantic roles & 50–950 ramp

primary

#0F403A

secondary

#7A3039

accent

#4357E5

background

#F5F7F6

surface

#E9EDEC

border

#C5C8C7

text

#030807

muted

#787B7A

Preview Lab

Preview with #0F403A

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

Preview Lab → · Contrast checker → · Palette generator →