#03403C#03403C

#03403C is a dark, muted teal. Relative luminance 0.040; OKLCH L 33.5% C 0.057 H 187.7°. Best body text is #FFFFFF at 11.65:1 contrast (WCAG AA passes).

Color values

HEX	#03403C
RGB	rgb(3, 64, 60)
HSL	hsl(176, 91%, 13%)
HSV	hsv(176, 95%, 25%)
CMYK	cmyk(95.3%, 0%, 6.2%, 74.9%)
CIE-LAB	lab(23.71, -18.87, -2.71)
CIE-LCH	lch(23.71, 19.06, 188.16°)
OKLab	oklab(33.54% -0.0564 -0.0076)
OKLCH	oklch(33.54% 0.057 187.7)
XYZ	xyz(2.6862, 4.0120, 4.9069)
Luminance	0.0401 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#03403C #400307

analogous

#03401D #03403C #032540

triadic

#03403C #3C0340 #403C03

tetradic

#03403C #1D0340 #400307 #254003

square

#03403C #1D0340 #400307 #254003

split-complementary

#03403C #400325 #401D03

monochromatic

#011D1B #011D1B #03403C #067A73 #08B5AA

Accessibility & contrast

On white

11.65

#03403C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#03403C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #03403C

11.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##03403C	#FFFFFF	#000000	##FFFFFF
##03403C	1.00	11.65	1.80	11.65
#FFFFFF	11.65	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C3C3C

Deuteranopia (green-blind)

#34363D

Tritanopia (blue-blind)

#00423F

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #03403c;
/* rgb */ color: rgb(3, 64, 60);
/* oklch */ color: oklch(33.5% 0.057 187.7);

Tailwind

colors: {
  custom: {
    50: '#527571',
    500: '#03403c',
    950: '#000000',
  },
}

SCSS

$custom: #03403c;
$custom-light: #527571;
$custom-dark: #000000;

JSON

{
  "hex": "#03403c",
  "rgb": {
    "r": 3,
    "g": 64,
    "b": 60
  },
  "hsl": {
    "h": 176.066,
    "s": 91.045,
    "l": 13.137
  },
  "oklch": {
    "l": 0.3354,
    "c": 0.0569,
    "h": 187.7
  },
  "luminance": 0.04012
}

Semantic roles & 50–950 ramp

primary

#03403C

secondary

#821D23

accent

#2937FF

background

#F5F7F6

surface

#E9EDEC

border

#C5C8C7

text

#030807

muted

#787B7A

Preview Lab

Preview with #03403C

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

Preview Lab → · Contrast checker → · Palette generator →