#16403B#16403B

#16403B is a dark, muted teal. Relative luminance 0.042; OKLCH L 34.0% C 0.047 H 184.6°. Best body text is #FFFFFF at 11.47:1 contrast (WCAG AA passes).

Color values

HEX	#16403B
RGB	rgb(22, 64, 59)
HSL	hsl(173, 49%, 17%)
HSV	hsv(173, 66%, 25%)
CMYK	cmyk(65.6%, 0%, 7.8%, 74.9%)
CIE-LAB	lab(24.17, -15.96, -1.31)
CIE-LCH	lch(24.17, 16.01, 184.69°)
OKLab	oklab(34.04% -0.0471 -0.0038)
OKLCH	oklch(34.04% 0.047 184.6)
XYZ	xyz(2.9533, 4.1528, 4.7828)
Luminance	0.0415 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16403B #40161B

analogous

#164026 #16403B #163040

triadic

#16403B #3B1640 #403B16

tetradic

#16403B #261640 #40161B #304016

square

#16403B #261640 #40161B #304016

split-complementary

#16403B #401630 #402616

monochromatic

#081715 #081715 #16403B #266E65 #359B8F

Accessibility & contrast

On white

11.47

#16403B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#16403B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16403B

11.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16403B	#FFFFFF	#000000	##FFFFFF
##16403B	1.00	11.47	1.83	11.47
#FFFFFF	11.47	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D3C3B

Deuteranopia (green-blind)

#36373C

Tritanopia (blue-blind)

#00413E

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #16403b;
/* rgb */ color: rgb(22, 64, 59);
/* oklch */ color: oklch(34.0% 0.047 184.6);

Tailwind

colors: {
  custom: {
    50: '#597570',
    500: '#16403b',
    950: '#000000',
  },
}

SCSS

$custom: #16403b;
$custom-light: #597570;
$custom-dark: #000000;

JSON

{
  "hex": "#16403b",
  "rgb": {
    "r": 22,
    "g": 64,
    "b": 59
  },
  "hsl": {
    "h": 172.857,
    "s": 48.837,
    "l": 16.863
  },
  "oklch": {
    "l": 0.34043,
    "c": 0.04729,
    "h": 184.6
  },
  "luminance": 0.04153
}

Semantic roles & 50–950 ramp

primary

#16403B

secondary

#773B42

accent

#4F60D8

background

#F5F7F6

surface

#E9EDEC

border

#C5C8C7

text

#040807

muted

#797B7A

Preview Lab

Preview with #16403B

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

Preview Lab → · Contrast checker → · Palette generator →