#0D403B#0D403B

#0D403B is a dark, muted teal. Relative luminance 0.041; OKLCH L 33.7% C 0.053 H 185.4°. Best body text is #FFFFFF at 11.58:1 contrast (WCAG AA passes).

Color values

HEX#0D403B
RGBrgb(13, 64, 59)
HSLhsl(174, 66%, 15%)
HSVhsv(174, 80%, 25%)
CMYKcmyk(79.7%, 0%, 7.8%, 74.9%)
CIE-LABlab(23.89, -17.75, -1.75)
CIE-LCHlch(23.89, 17.84, 185.62°)
OKLaboklab(33.74% -0.0525 -0.005)
OKLCHoklch(33.74% 0.053 185.4)
XYZxyz(2.7884, 4.0678, 4.7750)
Luminance0.0407 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#0D403B #400D12
analogous
#0D4022 #0D403B #0D2B40
triadic
#0D403B #3B0D40 #403B0D
tetradic
#0D403B #220D40 #400D12 #2B400D
square
#0D403B #220D40 #400D12 #2B400D
split-complementary
#0D403B #400D2B #40220D
monochromatic
#051917 #051917 #0D403B #17736A #22A699

Accessibility & contrast

On white

11.58
#0D403B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.81
#0D403B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D403B
11.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##0D403B#FFFFFF#000000##FFFFFF
##0D403B1.0011.581.8111.58
#FFFFFF11.581.0021.001.00
#0000001.8121.001.0021.00
##FFFFFF11.581.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3C3C3B
Deuteranopia (green-blind)
#35373C
Tritanopia (blue-blind)
#00423E
Achromatopsia (no color)
#393939

Design tokens & code

CSS
--color: #0d403b;
/* rgb */ color: rgb(13, 64, 59);
/* oklch */ color: oklch(33.7% 0.053 185.4);
Tailwind
colors: {
  custom: {
    50: '#557570',
    500: '#0d403b',
    950: '#000000',
  },
}
SCSS
$custom: #0d403b;
$custom-light: #557570;
$custom-dark: #000000;
JSON
{
  "hex": "#0d403b",
  "rgb": {
    "r": 13,
    "g": 64,
    "b": 59
  },
  "hsl": {
    "h": 174.118,
    "s": 66.234,
    "l": 15.098
  },
  "oklch": {
    "l": 0.33741,
    "c": 0.05277,
    "h": 185.4
  },
  "luminance": 0.04068
}

Semantic roles & 50–950 ramp

primary
#0D403B
secondary
#7C2D35
accent
#3F4FE9
background
#F5F7F6
surface
#E9EDEC
border
#C5C8C7
text
#030807
muted
#787B7A

Preview Lab

Preview with #0D403B

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

Preview Lab → · Contrast checker → · Palette generator →

#0D403B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva