#03403F#03403F

#03403F is a dark, muted teal. Relative luminance 0.040; OKLCH L 33.7% C 0.056 H 193.0°. Best body text is #FFFFFF at 11.61:1 contrast (WCAG AA passes).

Color values

HEX#03403F
RGBrgb(3, 64, 63)
HSLhsl(179, 91%, 13%)
HSVhsv(179, 95%, 25%)
CMYKcmyk(95.3%, 0%, 1.6%, 74.9%)
CIE-LABlab(23.82, -17.81, -4.54)
CIE-LCHlch(23.82, 18.38, 194.30°)
OKLaboklab(33.66% -0.0547 -0.0127)
OKLCHoklch(33.66% 0.056 193)
XYZxyz(2.7677, 4.0447, 5.3365)
Luminance0.0404 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#03403F #400304
analogous
#034020 #03403F #032240
triadic
#03403F #3F0340 #403F03
tetradic
#03403F #200340 #400304 #224003
square
#03403F #200340 #400304 #224003
split-complementary
#03403F #400322 #402003
monochromatic
#011D1D #011D1D #03403F #067A79 #08B5B2

Accessibility & contrast

On white

11.61
#03403F on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.81
#03403F on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #03403F
11.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##03403F#FFFFFF#000000##FFFFFF
##03403F1.0011.611.8111.61
#FFFFFF11.611.0021.001.00
#0000001.8121.001.0021.00
##FFFFFF11.611.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3B3C3F
Deuteranopia (green-blind)
#33363F
Tritanopia (blue-blind)
#004240
Achromatopsia (no color)
#393939

Design tokens & code

CSS
--color: #03403f;
/* rgb */ color: rgb(3, 64, 63);
/* oklch */ color: oklch(33.7% 0.056 193.0);
Tailwind
colors: {
  custom: {
    50: '#537574',
    500: '#03403f',
    950: '#000000',
  },
}
SCSS
$custom: #03403f;
$custom-light: #537574;
$custom-dark: #000000;
JSON
{
  "hex": "#03403f",
  "rgb": {
    "r": 3,
    "g": 64,
    "b": 63
  },
  "hsl": {
    "h": 179.016,
    "s": 91.045,
    "l": 13.137
  },
  "oklch": {
    "l": 0.33663,
    "c": 0.05618,
    "h": 193
  },
  "luminance": 0.04045
}

Semantic roles & 50–950 ramp

primary
#03403F
secondary
#821D1E
accent
#292CFF
background
#F5F7F7
surface
#E9EDED
border
#C5C8C8
text
#030808
muted
#787B7B

Preview Lab

Preview with #03403F

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

Preview Lab → · Contrast checker → · Palette generator →

#03403F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva