#19283F#19283F

#19283F is a dark, muted blue. Relative luminance 0.021; OKLCH L 27.6% C 0.048 H 258.7°. Best body text is #FFFFFF at 14.82:1 contrast (WCAG AA passes).

Color values

HEX	#19283F
RGB	rgb(25, 40, 63)
HSL	hsl(216, 43%, 17%)
HSV	hsv(216, 60%, 25%)
CMYK	cmyk(60.3%, 36.5%, 0%, 75.3%)
CIE-LAB	lab(15.92, 1.76, -16.57)
CIE-LCH	lch(15.92, 16.66, 276.05°)
OKLab	oklab(27.56% -0.0093 -0.0466)
OKLCH	oklch(27.56% 0.048 258.7)
XYZ	xyz(2.0566, 2.0830, 4.9953)
Luminance	0.0208 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#19283F #3F3019

analogous

#193B3F #19283F #1D193F

triadic

#19283F #3F1928 #283F19

tetradic

#19283F #3F193B #3F3019 #193F1D

square

#19283F #3F193B #3F3019 #193F1D

split-complementary

#19283F #3F1D19 #3B3F19

monochromatic

#090E16 #090E16 #19283F #2A446B #3C6097

Accessibility & contrast

On white

14.82

#19283F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#19283F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #19283F

14.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##19283F	#FFFFFF	#000000	##FFFFFF
##19283F	1.00	14.82	1.42	14.82
#FFFFFF	14.82	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F2A40

Deuteranopia (green-blind)

#1A263F

Tritanopia (blue-blind)

#062D30

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #19283f;
/* rgb */ color: rgb(25, 40, 63);
/* oklch */ color: oklch(27.6% 0.048 258.7);

Tailwind

colors: {
  custom: {
    50: '#596174',
    500: '#19283f',
    950: '#000000',
  },
}

SCSS

$custom: #19283f;
$custom-light: #596174;
$custom-dark: #000000;

JSON

{
  "hex": "#19283f",
  "rgb": {
    "r": 25,
    "g": 40,
    "b": 63
  },
  "hsl": {
    "h": 216.316,
    "s": 43.182,
    "l": 17.255
  },
  "oklch": {
    "l": 0.27557,
    "c": 0.04756,
    "h": 258.7
  },
  "luminance": 0.02083
}

Semantic roles & 50–950 ramp

primary

#19283F

secondary

#75603F

accent

#A155D3

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030508

muted

#78797B

Preview Lab

Preview with #19283F

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

Preview Lab → · Contrast checker → · Palette generator →