#19104E#19104E

#19104E is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 23.5% C 0.107 H 280.9°. Best body text is #FFFFFF at 17.14:1 contrast (WCAG AA passes).

Color values

HEX	#19104E
RGB	rgb(25, 16, 78)
HSL	hsl(249, 66%, 18%)
HSV	hsv(249, 79%, 31%)
CMYK	cmyk(67.9%, 79.5%, 0%, 69.4%)
CIE-LAB	lab(10.01, 25.02, -36.48)
CIE-LCH	lch(10.01, 44.24, 304.45°)
OKLab	oklab(23.51% 0.0202 -0.1052)
OKLCH	oklch(23.51% 0.107 280.9)
XYZ	xyz(1.9609, 1.1272, 7.3205)
Luminance	0.0113 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.92

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#19104E #454E10

analogous

#10264E #19104E #38104E

triadic

#19104E #4E1910 #104E19

tetradic

#19104E #4E1026 #454E10 #104E38

square

#19104E #4E1026 #454E10 #104E38

split-complementary

#19104E #4E3810 #264E10

monochromatic

#080519 #09061B #19104E #291A81 #3A25B4

Accessibility & contrast

On white

17.14

#19104E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#19104E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #19104E

17.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##19104E	#FFFFFF	#000000	##FFFFFF
##19104E	1.00	17.14	1.23	17.14
#FFFFFF	17.14	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001E50

Deuteranopia (green-blind)

#00194D

Tritanopia (blue-blind)

#00212E

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #19104e;
/* rgb */ color: rgb(25, 16, 78);
/* oklch */ color: oklch(23.5% 0.107 280.9);

Tailwind

colors: {
  custom: {
    50: '#5e4f80',
    500: '#19104e',
    950: '#000000',
  },
}

SCSS

$custom: #19104e;
$custom-light: #5e4f80;
$custom-dark: #000000;

JSON

{
  "hex": "#19104e",
  "rgb": {
    "r": 25,
    "g": 16,
    "b": 78
  },
  "hsl": {
    "h": 248.71,
    "s": 65.957,
    "l": 18.431
  },
  "oklch": {
    "l": 0.2351,
    "c": 0.10713,
    "h": 280.9
  },
  "luminance": 0.01127
}

Semantic roles & 50–950 ramp

primary

#19104E

secondary

#7B8832

accent

#E93FD0

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#05020A

muted

#79787C

Preview Lab

Preview with #19104E

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

Preview Lab → · Contrast checker → · Palette generator →