#033F40#033F40

#033F40 is a dark, muted teal. Relative luminance 0.039; OKLCH L 33.4% C 0.055 H 196.6°. Best body text is #FFFFFF at 11.74:1 contrast (WCAG AA passes).

Color values

HEX	#033F40
RGB	rgb(3, 63, 64)
HSL	hsl(181, 91%, 13%)
HSV	hsv(181, 95%, 25%)
CMYK	cmyk(95.3%, 1.6%, 0%, 74.9%)
CIE-LAB	lab(23.49, -16.89, -5.70)
CIE-LCH	lch(23.49, 17.82, 198.66°)
OKLab	oklab(33.41% -0.0531 -0.0159)
OKLCH	oklch(33.41% 0.055 196.6)
XYZ	xyz(2.7400, 3.9442, 5.4664)
Luminance	0.0394 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#033F40 #400403

analogous

#034022 #033F40 #032040

triadic

#033F40 #40033F #3F4003

tetradic

#033F40 #220340 #400403 #204003

square

#033F40 #220340 #400403 #204003

split-complementary

#033F40 #400320 #402203

monochromatic

#011D1D #011D1D #033F40 #06797A #08B2B5

Accessibility & contrast

On white

11.74

#033F40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#033F40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #033F40

11.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##033F40	#FFFFFF	#000000	##FFFFFF
##033F40	1.00	11.74	1.79	11.74
#FFFFFF	11.74	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A3B40

Deuteranopia (green-blind)

#323540

Tritanopia (blue-blind)

#00423F

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #033f40;
/* rgb */ color: rgb(3, 63, 64);
/* oklch */ color: oklch(33.4% 0.055 196.6);

Tailwind

colors: {
  custom: {
    50: '#537474',
    500: '#033f40',
    950: '#000000',
  },
}

SCSS

$custom: #033f40;
$custom-light: #537474;
$custom-dark: #000000;

JSON

{
  "hex": "#033f40",
  "rgb": {
    "r": 3,
    "g": 63,
    "b": 64
  },
  "hsl": {
    "h": 180.984,
    "s": 91.045,
    "l": 13.137
  },
  "oklch": {
    "l": 0.33405,
    "c": 0.05539,
    "h": 196.6
  },
  "luminance": 0.03945
}

Semantic roles & 50–950 ramp

primary

#033F40

secondary

#821E1D

accent

#2C29FF

background

#F5F7F7

surface

#E9EDED

border

#C5C8C8

text

#030808

muted

#787B7B

Preview Lab

Preview with #033F40

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

Preview Lab → · Contrast checker → · Palette generator →