#19174F#19174F

#19174F is a very dark, moderate blue. Relative luminance 0.014; OKLCH L 24.9% C 0.099 H 277.9°. Best body text is #FFFFFF at 16.45:1 contrast (WCAG AA passes).

Color values

HEX	#19174F
RGB	rgb(25, 23, 79)
HSL	hsl(242, 55%, 20%)
HSV	hsv(242, 71%, 31%)
CMYK	cmyk(68.4%, 70.9%, 0%, 69%)
CIE-LAB	lab(11.85, 20.66, -34.15)
CIE-LCH	lch(11.85, 39.92, 301.17°)
OKLab	oklab(24.87% 0.0137 -0.0984)
OKLCH	oklch(24.87% 0.099 277.9)
XYZ	xyz(2.1181, 1.3838, 7.5511)
Luminance	0.0138 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#19174F #4D4F17

analogous

#17314F #19174F #35174F

triadic

#19174F #4F1917 #174F19

tetradic

#19174F #4F1731 #4D4F17 #174F35

square

#19174F #4F1731 #4D4F17 #174F35

split-complementary

#19174F #4F3517 #314F17

monochromatic

#080718 #0A0920 #19174F #28257E #3733AE

Accessibility & contrast

On white

16.45

#19174F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#19174F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #19174F

16.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##19174F	#FFFFFF	#000000	##FFFFFF
##19174F	1.00	16.45	1.28	16.45
#FFFFFF	16.45	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002251

Deuteranopia (green-blind)

#001D4E

Tritanopia (blue-blind)

#002530

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #19174f;
/* rgb */ color: rgb(25, 23, 79);
/* oklch */ color: oklch(24.9% 0.099 277.9);

Tailwind

colors: {
  custom: {
    50: '#5d5481',
    500: '#19174f',
    950: '#000000',
  },
}

SCSS

$custom: #19174f;
$custom-light: #5d5481;
$custom-dark: #000000;

JSON

{
  "hex": "#19174f",
  "rgb": {
    "r": 25,
    "g": 23,
    "b": 79
  },
  "hsl": {
    "h": 242.143,
    "s": 54.902,
    "l": 20
  },
  "oklch": {
    "l": 0.24866,
    "c": 0.09935,
    "h": 277.9
  },
  "luminance": 0.01384
}

Semantic roles & 50–950 ramp

primary

#19174F

secondary

#83863C

accent

#DE4AD9

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#05020A

muted

#79787C

Preview Lab

Preview with #19174F

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

Preview Lab → · Contrast checker → · Palette generator →