#03403A#03403A

#03403A is a dark, muted teal. Relative luminance 0.040; OKLCH L 33.5% C 0.058 H 184.3°. Best body text is #FFFFFF at 11.68:1 contrast (WCAG AA passes).

Color values

HEX	#03403A
RGB	rgb(3, 64, 58)
HSL	hsl(174, 91%, 13%)
HSV	hsv(174, 95%, 25%)
CMYK	cmyk(95.3%, 0%, 9.4%, 74.9%)
CIE-LAB	lab(23.64, -19.56, -1.48)
CIE-LCH	lch(23.64, 19.62, 184.32°)
OKLab	oklab(33.46% -0.0575 -0.0043)
OKLCH	oklch(33.46% 0.058 184.3)
XYZ	xyz(2.6343, 3.9913, 4.6337)
Luminance	0.0399 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#03403A #400309

analogous

#03401B #03403A #032740

triadic

#03403A #3A0340 #403A03

tetradic

#03403A #1B0340 #400309 #274003

square

#03403A #1B0340 #400309 #274003

split-complementary

#03403A #400327 #401B03

monochromatic

#011D1A #011D1A #03403A #067A6F #08B5A4

Accessibility & contrast

On white

11.68

#03403A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#03403A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #03403A

11.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##03403A	#FFFFFF	#000000	##FFFFFF
##03403A	1.00	11.68	1.80	11.68
#FFFFFF	11.68	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C3C3A

Deuteranopia (green-blind)

#34363B

Tritanopia (blue-blind)

#00423E

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #03403a;
/* rgb */ color: rgb(3, 64, 58);
/* oklch */ color: oklch(33.5% 0.058 184.3);

Tailwind

colors: {
  custom: {
    50: '#527570',
    500: '#03403a',
    950: '#000000',
  },
}

SCSS

$custom: #03403a;
$custom-light: #527570;
$custom-dark: #000000;

JSON

{
  "hex": "#03403a",
  "rgb": {
    "r": 3,
    "g": 64,
    "b": 58
  },
  "hsl": {
    "h": 174.098,
    "s": 91.045,
    "l": 13.137
  },
  "oklch": {
    "l": 0.33461,
    "c": 0.05765,
    "h": 184.3
  },
  "luminance": 0.03992
}

Semantic roles & 50–950 ramp

primary

#03403A

secondary

#821D27

accent

#293EFF

background

#F5F7F6

surface

#E8EDEC

border

#C4C8C7

text

#030807

muted

#787B7A

Preview Lab

Preview with #03403A

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

Preview Lab → · Contrast checker → · Palette generator →