#19104D#19104D

#19104D is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 23.4% C 0.106 H 281.1°. Best body text is #FFFFFF at 17.18:1 contrast (WCAG AA passes).

Color values

HEX	#19104D
RGB	rgb(25, 16, 77)
HSL	hsl(249, 66%, 18%)
HSV	hsv(249, 79%, 30%)
CMYK	cmyk(67.5%, 79.2%, 0%, 69.8%)
CIE-LAB	lab(9.90, 24.67, -35.97)
CIE-LCH	lch(9.90, 43.62, 304.44°)
OKLab	oklab(23.4% 0.0204 -0.1037)
OKLCH	oklch(23.4% 0.106 281.1)
XYZ	xyz(1.9253, 1.1129, 7.1331)
Luminance	0.0111 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.78

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#19104D #444D10

analogous

#10254D #19104D #37104D

triadic

#19104D #4D1910 #104D19

tetradic

#19104D #4D1025 #444D10 #104D37

square

#19104D #4D1025 #444D10 #104D37

split-complementary

#19104D #4D3710 #254D10

monochromatic

#080519 #09051A #19104D #291B80 #3A25B2

Accessibility & contrast

On white

17.18

#19104D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#19104D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #19104D

17.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##19104D	#FFFFFF	#000000	##FFFFFF
##19104D	1.00	17.18	1.22	17.18
#FFFFFF	17.18	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D4F

Deuteranopia (green-blind)

#00194C

Tritanopia (blue-blind)

#00212D

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #19104d;
/* rgb */ color: rgb(25, 16, 77);
/* oklch */ color: oklch(23.4% 0.106 281.1);

Tailwind

colors: {
  custom: {
    50: '#5e4f7f',
    500: '#19104d',
    950: '#000000',
  },
}

SCSS

$custom: #19104d;
$custom-light: #5e4f7f;
$custom-dark: #000000;

JSON

{
  "hex": "#19104d",
  "rgb": {
    "r": 25,
    "g": 16,
    "b": 77
  },
  "hsl": {
    "h": 248.852,
    "s": 65.591,
    "l": 18.235
  },
  "oklch": {
    "l": 0.23398,
    "c": 0.10571,
    "h": 281.1
  },
  "luminance": 0.01113
}

Semantic roles & 50–950 ramp

primary

#19104D

secondary

#7A8732

accent

#E93FD0

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#05020A

muted

#79787C

Preview Lab

Preview with #19104D

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

Preview Lab → · Contrast checker → · Palette generator →