#104B43#104B43

#104B43 is a dark, moderate teal. Relative luminance 0.055; OKLCH L 37.4% C 0.060 H 181.9°. Best body text is #FFFFFF at 9.95:1 contrast (WCAG AA passes).

Color values

HEX	#104B43
RGB	rgb(16, 75, 67)
HSL	hsl(172, 65%, 18%)
HSV	hsv(172, 79%, 29%)
CMYK	cmyk(78.7%, 0%, 10.7%, 70.6%)
CIE-LAB	lab(28.24, -20.59, -0.60)
CIE-LCH	lch(28.24, 20.60, 181.66°)
OKLab	oklab(37.39% -0.06 -0.0019)
OKLCH	oklch(37.39% 0.06 181.9)
XYZ	xyz(3.7424, 5.5471, 6.1826)
Luminance	0.0555 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#104B43 #4B1018

analogous

#104B25 #104B43 #10354B

triadic

#104B43 #43104B #4B4310

tetradic

#104B43 #25104B #4B1018 #354B10

square

#104B43 #25104B #4B1018 #354B10

split-complementary

#104B43 #4B1035 #4B2510

monochromatic

#051917 #051917 #104B43 #1B7D70 #26B09D

Accessibility & contrast

On white

9.95

#104B43 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#104B43 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #104B43

9.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##104B43	#FFFFFF	#000000	##FFFFFF
##104B43	1.00	9.95	2.11	9.95
#FFFFFF	9.95	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#474643

Deuteranopia (green-blind)

#3F4044

Tritanopia (blue-blind)

#004D49

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #104b43;
/* rgb */ color: rgb(16, 75, 67);
/* oklch */ color: oklch(37.4% 0.060 181.9);

Tailwind

colors: {
  custom: {
    50: '#597d77',
    500: '#104b43',
    950: '#000000',
  },
}

SCSS

$custom: #104b43;
$custom-light: #597d77;
$custom-dark: #000000;

JSON

{
  "hex": "#104b43",
  "rgb": {
    "r": 16,
    "g": 75,
    "b": 67
  },
  "hsl": {
    "h": 171.864,
    "s": 64.835,
    "l": 17.843
  },
  "oklch": {
    "l": 0.37388,
    "c": 0.06003,
    "h": 181.9
  },
  "luminance": 0.05548
}

Semantic roles & 50–950 ramp

primary

#104B43

secondary

#85323D

accent

#4057E8

background

#F5F7F7

surface

#E9EEED

border

#C5C9C8

text

#040A08

muted

#797C7B

Preview Lab

Preview with #104B43

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

Preview Lab → · Contrast checker → · Palette generator →