#192B5B#192B5B

#192B5B is a dark, moderate blue. Relative luminance 0.027; OKLCH L 30.3% C 0.089 H 265.8°. Best body text is #FFFFFF at 13.65:1 contrast (WCAG AA passes).

Color values

HEX	#192B5B
RGB	rgb(25, 43, 91)
HSL	hsl(224, 57%, 23%)
HSV	hsv(224, 73%, 36%)
CMYK	cmyk(72.5%, 52.7%, 0%, 64.3%)
CIE-LAB	lab(18.75, 10.84, -31.05)
CIE-LCH	lch(18.75, 32.89, 289.25°)
OKLab	oklab(30.35% -0.0065 -0.089)
OKLCH	oklch(30.35% 0.089 265.8)
XYZ	xyz(3.1525, 2.6895, 10.2485)
Luminance	0.0269 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#192B5B #5B4919

analogous

#194C5B #192B5B #28195B

triadic

#192B5B #5B192B #2B5B19

tetradic

#192B5B #5B194C #5B4919 #195B28

square

#192B5B #5B194C #5B4919 #195B28

split-complementary

#192B5B #5B2819 #4C5B19

monochromatic

#070B18 #0C142B #192B5B #26428B #3358BB

Accessibility & contrast

On white

13.65

#192B5B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#192B5B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #192B5B

13.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##192B5B	#FFFFFF	#000000	##FFFFFF
##192B5B	1.00	13.65	1.54	13.65
#FFFFFF	13.65	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#11315D

Deuteranopia (green-blind)

#022B5A

Tritanopia (blue-blind)

#00363E

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #192b5b;
/* rgb */ color: rgb(25, 43, 91);
/* oklch */ color: oklch(30.3% 0.089 265.8);

Tailwind

colors: {
  custom: {
    50: '#5f638a',
    500: '#192b5b',
    950: '#000000',
  },
}

SCSS

$custom: #192b5b;
$custom-light: #5f638a;
$custom-dark: #000000;

JSON

{
  "hex": "#192b5b",
  "rgb": {
    "r": 25,
    "g": 43,
    "b": 91
  },
  "hsl": {
    "h": 223.636,
    "s": 56.897,
    "l": 22.745
  },
  "oklch": {
    "l": 0.30345,
    "c": 0.08928,
    "h": 265.8
  },
  "luminance": 0.0269
}

Semantic roles & 50–950 ramp

primary

#192B5B

secondary

#917B3F

accent

#B748E0

background

#F5F5F8

surface

#EAEAF0

border

#C6C6CB

text

#05050B

muted

#79797C

Preview Lab

Preview with #192B5B

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

Preview Lab → · Contrast checker → · Palette generator →