#03383B#03383B

#03383B is a dark, muted teal. Relative luminance 0.032; OKLCH L 31.1% C 0.051 H 200.9°. Best body text is #FFFFFF at 12.86:1 contrast (WCAG AA passes).

Color values

HEX	#03383B
RGB	rgb(3, 56, 59)
HSL	hsl(183, 90%, 12%)
HSV	hsv(183, 95%, 23%)
CMYK	cmyk(94.9%, 5.1%, 0%, 76.9%)
CIE-LAB	lab(20.69, -14.76, -6.55)
CIE-LCH	lch(20.69, 16.15, 203.94°)
OKLab	oklab(31.06% -0.0477 -0.0182)
OKLCH	oklch(31.06% 0.051 200.9)
XYZ	xyz(2.2408, 3.1632, 4.6293)
Luminance	0.0316 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#03383B #3B0603

analogous

#033B22 #03383B #031C3B

triadic

#03383B #3B0338 #383B03

tetradic

#03383B #22033B #3B0603 #1C3B03

square

#03383B #22033B #3B0603 #1C3B03

split-complementary

#03383B #3B031C #3B2203

monochromatic

#011C1D #011C1D #03383B #066F75 #09A7AF

Accessibility & contrast

On white

12.86

#03383B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#03383B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #03383B

12.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##03383B	#FFFFFF	#000000	##FFFFFF
##03383B	1.00	12.86	1.63	12.86
#FFFFFF	12.86	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#33353B

Deuteranopia (green-blind)

#2B2F3B

Tritanopia (blue-blind)

#003B39

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #03383b;
/* rgb */ color: rgb(3, 56, 59);
/* oklch */ color: oklch(31.1% 0.051 200.9);

Tailwind

colors: {
  custom: {
    50: '#516f70',
    500: '#03383b',
    950: '#000000',
  },
}

SCSS

$custom: #03383b;
$custom-light: #516f70;
$custom-dark: #000000;

JSON

{
  "hex": "#03383b",
  "rgb": {
    "r": 3,
    "g": 56,
    "b": 59
  },
  "hsl": {
    "h": 183.214,
    "s": 90.323,
    "l": 12.157
  },
  "oklch": {
    "l": 0.31064,
    "c": 0.0511,
    "h": 200.9
  },
  "luminance": 0.03163
}

Semantic roles & 50–950 ramp

primary

#03383B

secondary

#7E211C

accent

#3429FF

background

#F4F6F6

surface

#E7ECEC

border

#C3C7C7

text

#020707

muted

#787A7A

Preview Lab

Preview with #03383B

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

Preview Lab → · Contrast checker → · Palette generator →