#193E5B#193E5B

#193E5B is a dark, moderate cyan. Relative luminance 0.044; OKLCH L 35.2% C 0.066 H 245.0°. Best body text is #FFFFFF at 11.16:1 contrast (WCAG AA passes).

Color values

HEX	#193E5B
RGB	rgb(25, 62, 91)
HSL	hsl(206, 57%, 23%)
HSV	hsv(206, 73%, 36%)
CMYK	cmyk(72.5%, 31.9%, 0%, 64.3%)
CIE-LAB	lab(24.97, -2.53, -21.17)
CIE-LCH	lch(24.97, 21.32, 263.19°)
OKLab	oklab(35.18% -0.0279 -0.0598)
OKLCH	oklch(35.18% 0.066 245)
XYZ	xyz(4.0111, 4.4068, 10.5347)
Luminance	0.0441 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#193E5B #5B3619

analogous

#195B57 #193E5B #191D5B

triadic

#193E5B #5B193E #3E5B19

tetradic

#193E5B #57195B #5B3619 #1D5B19

square

#193E5B #57195B #5B3619 #1D5B19

split-complementary

#193E5B #5B191D #5B5719

monochromatic

#071018 #0C1D2B #193E5B #265F8B #337FBB

Accessibility & contrast

On white

11.16

#193E5B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#193E5B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #193E5B

11.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##193E5B	#FFFFFF	#000000	##FFFFFF
##193E5B	1.00	11.16	1.88	11.16
#FFFFFF	11.16	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#313F5C

Deuteranopia (green-blind)

#28385A

Tritanopia (blue-blind)

#004548

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #193e5b;
/* rgb */ color: rgb(25, 62, 91);
/* oklch */ color: oklch(35.2% 0.066 245.0);

Tailwind

colors: {
  custom: {
    50: '#5e7389',
    500: '#193e5b',
    950: '#000000',
  },
}

SCSS

$custom: #193e5b;
$custom-light: #5e7389;
$custom-dark: #000000;

JSON

{
  "hex": "#193e5b",
  "rgb": {
    "r": 25,
    "g": 62,
    "b": 91
  },
  "hsl": {
    "h": 206.364,
    "s": 56.897,
    "l": 22.745
  },
  "oklch": {
    "l": 0.35177,
    "c": 0.06598,
    "h": 245
  },
  "luminance": 0.04407
}

Semantic roles & 50–950 ramp

primary

#193E5B

secondary

#91633F

accent

#8B48E0

background

#F5F6F8

surface

#EAECF0

border

#C6C7CB

text

#05080B

muted

#797B7C

Preview Lab

Preview with #193E5B

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

Preview Lab → · Contrast checker → · Palette generator →