#133A3D#133A3D

#133A3D is a dark, muted teal. Relative luminance 0.035; OKLCH L 32.2% C 0.044 H 202.2°. Best body text is #FFFFFF at 12.35:1 contrast (WCAG AA passes).

Color values

HEX	#133A3D
RGB	rgb(19, 58, 61)
HSL	hsl(184, 53%, 16%)
HSV	hsv(184, 69%, 24%)
CMYK	cmyk(68.9%, 4.9%, 0%, 76.1%)
CIE-LAB	lab(21.95, -12.46, -5.96)
CIE-LCH	lch(21.95, 13.81, 205.55°)
OKLab	oklab(32.24% -0.0403 -0.0165)
OKLCH	oklch(32.24% 0.044 202.2)
XYZ	xyz(2.6236, 3.5012, 4.9515)
Luminance	0.0350 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133A3D #3D1613

analogous

#133D2B #133A3D #13253D

triadic

#133A3D #3D133A #3A3D13

tetradic

#133A3D #2B133D #3D1613 #253D13

square

#133A3D #2B133D #3D1613 #253D13

split-complementary

#133A3D #3D1325 #3D2B13

monochromatic

#071617 #071617 #133A3D #22666C #30939A

Accessibility & contrast

On white

12.35

#133A3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#133A3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133A3D

12.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133A3D	#FFFFFF	#000000	##FFFFFF
##133A3D	1.00	12.35	1.70	12.35
#FFFFFF	12.35	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#35373D

Deuteranopia (green-blind)

#2F323D

Tritanopia (blue-blind)

#003C3B

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #133a3d;
/* rgb */ color: rgb(19, 58, 61);
/* oklch */ color: oklch(32.2% 0.044 202.2);

Tailwind

colors: {
  custom: {
    50: '#577072',
    500: '#133a3d',
    950: '#000000',
  },
}

SCSS

$custom: #133a3d;
$custom-light: #577072;
$custom-dark: #000000;

JSON

{
  "hex": "#133a3d",
  "rgb": {
    "r": 19,
    "g": 58,
    "b": 61
  },
  "hsl": {
    "h": 184.286,
    "s": 52.5,
    "l": 15.686
  },
  "oklch": {
    "l": 0.3224,
    "c": 0.04357,
    "h": 202.2
  },
  "luminance": 0.03501
}

Semantic roles & 50–950 ramp

primary

#133A3D

secondary

#753B36

accent

#564CDC

background

#F5F6F6

surface

#E9ECEC

border

#C5C7C7

text

#030708

muted

#787A7B

Preview Lab

Preview with #133A3D

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

Preview Lab → · Contrast checker → · Palette generator →