#193D5B#193D5B

#193D5B is a dark, moderate cyan. Relative luminance 0.043; OKLCH L 34.9% C 0.067 H 246.5°. Best body text is #FFFFFF at 11.29:1 contrast (WCAG AA passes).

Color values

HEX	#193D5B
RGB	rgb(25, 61, 91)
HSL	hsl(207, 57%, 23%)
HSV	hsv(207, 73%, 36%)
CMYK	cmyk(72.5%, 33%, 0%, 64.3%)
CIE-LAB	lab(24.64, -1.86, -21.70)
CIE-LCH	lch(24.64, 21.78, 265.10°)
OKLab	oklab(34.91% -0.0267 -0.0613)
OKLCH	oklch(34.91% 0.067 246.5)
XYZ	xyz(3.9573, 4.2991, 10.5168)
Luminance	0.0430 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#193D5B #5B3719

analogous

#195B58 #193D5B #191C5B

triadic

#193D5B #5B193D #3D5B19

tetradic

#193D5B #58195B #5B3719 #1C5B19

square

#193D5B #58195B #5B3719 #1C5B19

split-complementary

#193D5B #5B191C #5B5819

monochromatic

#071018 #0C1D2B #193D5B #265D8B #337DBB

Accessibility & contrast

On white

11.29

#193D5B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#193D5B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #193D5B

11.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##193D5B	#FFFFFF	#000000	##FFFFFF
##193D5B	1.00	11.29	1.86	11.29
#FFFFFF	11.29	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#303E5C

Deuteranopia (green-blind)

#27385A

Tritanopia (blue-blind)

#004448

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #193d5b;
/* rgb */ color: rgb(25, 61, 91);
/* oklch */ color: oklch(34.9% 0.067 246.5);

Tailwind

colors: {
  custom: {
    50: '#5e7289',
    500: '#193d5b',
    950: '#000000',
  },
}

SCSS

$custom: #193d5b;
$custom-light: #5e7289;
$custom-dark: #000000;

JSON

{
  "hex": "#193d5b",
  "rgb": {
    "r": 25,
    "g": 61,
    "b": 91
  },
  "hsl": {
    "h": 207.273,
    "s": 56.897,
    "l": 22.745
  },
  "oklch": {
    "l": 0.34911,
    "c": 0.06691,
    "h": 246.5
  },
  "luminance": 0.04299
}

Semantic roles & 50–950 ramp

primary

#193D5B

secondary

#91643F

accent

#8D48E0

background

#F5F6F8

surface

#EAECF0

border

#C6C7CB

text

#05070B

muted

#797A7C

Preview Lab

Preview with #193D5B

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

Preview Lab → · Contrast checker → · Palette generator →