#0F403B#0F403B

#0F403B is a dark, muted teal. Relative luminance 0.041; OKLCH L 33.8% C 0.052 H 185.3°. Best body text is #FFFFFF at 11.56:1 contrast (WCAG AA passes).

Color values

HEX	#0F403B
RGB	rgb(15, 64, 59)
HSL	hsl(174, 62%, 15%)
HSV	hsv(174, 77%, 25%)
CMYK	cmyk(76.6%, 0%, 7.8%, 74.9%)
CIE-LAB	lab(23.95, -17.41, -1.66)
CIE-LCH	lch(23.95, 17.48, 185.46°)
OKLab	oklab(33.8% -0.0515 -0.0048)
OKLCH	oklch(33.8% 0.052 185.3)
XYZ	xyz(2.8194, 4.0838, 4.7765)
Luminance	0.0408 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F403B #400F14

analogous

#0F4022 #0F403B #0F2C40

triadic

#0F403B #3B0F40 #403B0F

tetradic

#0F403B #220F40 #400F14 #2C400F

square

#0F403B #220F40 #400F14 #2C400F

split-complementary

#0F403B #400F2C #40220F

monochromatic

#061917 #061917 #0F403B #1B7269 #26A396

Accessibility & contrast

On white

11.56

#0F403B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#0F403B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F403B

11.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F403B	#FFFFFF	#000000	##FFFFFF
##0F403B	1.00	11.56	1.82	11.56
#FFFFFF	11.56	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C3C3B

Deuteranopia (green-blind)

#35373C

Tritanopia (blue-blind)

#00423E

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #0f403b;
/* rgb */ color: rgb(15, 64, 59);
/* oklch */ color: oklch(33.8% 0.052 185.3);

Tailwind

colors: {
  custom: {
    50: '#567570',
    500: '#0f403b',
    950: '#000000',
  },
}

SCSS

$custom: #0f403b;
$custom-light: #567570;
$custom-dark: #000000;

JSON

{
  "hex": "#0f403b",
  "rgb": {
    "r": 15,
    "g": 64,
    "b": 59
  },
  "hsl": {
    "h": 173.878,
    "s": 62.025,
    "l": 15.49
  },
  "oklch": {
    "l": 0.33798,
    "c": 0.05172,
    "h": 185.3
  },
  "luminance": 0.04084
}

Semantic roles & 50–950 ramp

primary

#0F403B

secondary

#7A3038

accent

#4353E5

background

#F5F7F6

surface

#E9EDEC

border

#C5C8C7

text

#030807

muted

#787B7A

Preview Lab

Preview with #0F403B

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

Preview Lab → · Contrast checker → · Palette generator →