#033739#033739

#033739 is a dark, muted teal. Relative luminance 0.030; OKLCH L 30.7% C 0.050 H 198.9°. Best body text is #FFFFFF at 13.05:1 contrast (WCAG AA passes).

Color values

HEX	#033739
RGB	rgb(3, 55, 57)
HSL	hsl(182, 90%, 12%)
HSV	hsv(182, 95%, 22%)
CMYK	cmyk(94.7%, 3.5%, 0%, 77.6%)
CIE-LAB	lab(20.23, -14.94, -5.88)
CIE-LCH	lch(20.23, 16.05, 201.48°)
OKLab	oklab(30.67% -0.0476 -0.0164)
OKLCH	oklch(30.67% 0.05 198.9)
XYZ	xyz(2.1419, 3.0469, 4.3453)
Luminance	0.0305 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#033739 #390503

analogous

#033920 #033739 #031C39

triadic

#033739 #390337 #373903

tetradic

#033739 #200339 #390503 #1C3903

square

#033739 #200339 #390503 #1C3903

split-complementary

#033739 #39031C #392003

monochromatic

#021C1D #021C1D #033739 #066F73 #09A7AD

Accessibility & contrast

On white

13.05

#033739 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#033739 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #033739

13.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##033739	#FFFFFF	#000000	##FFFFFF
##033739	1.00	13.05	1.61	13.05
#FFFFFF	13.05	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#323439

Deuteranopia (green-blind)

#2B2F39

Tritanopia (blue-blind)

#003937

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #033739;
/* rgb */ color: rgb(3, 55, 57);
/* oklch */ color: oklch(30.7% 0.050 198.9);

Tailwind

colors: {
  custom: {
    50: '#506e6f',
    500: '#033739',
    950: '#000000',
  },
}

SCSS

$custom: #033739;
$custom-light: #506e6f;
$custom-dark: #000000;

JSON

{
  "hex": "#033739",
  "rgb": {
    "r": 3,
    "g": 55,
    "b": 57
  },
  "hsl": {
    "h": 182.222,
    "s": 90,
    "l": 11.765
  },
  "oklch": {
    "l": 0.30668,
    "c": 0.05038,
    "h": 198.9
  },
  "luminance": 0.03047
}

Semantic roles & 50–950 ramp

primary

#033739

secondary

#7C201C

accent

#3129FF

background

#F4F6F6

surface

#E7EBEC

border

#C3C6C7

text

#020707

muted

#787A7A

Preview Lab

Preview with #033739

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

Preview Lab → · Contrast checker → · Palette generator →