#190D5B#190D5B

#190D5B is a very dark, vivid blue. Relative luminance 0.013; OKLCH L 24.6% C 0.128 H 278.3°. Best body text is #FFFFFF at 16.80:1 contrast (WCAG AA passes).

Color values

HEX	#190D5B
RGB	rgb(25, 13, 91)
HSL	hsl(249, 75%, 20%)
HSV	hsv(249, 86%, 36%)
CMYK	cmyk(72.5%, 85.7%, 0%, 64.3%)
CIE-LAB	lab(10.92, 31.32, -43.85)
CIE-LCH	lch(10.92, 53.89, 305.54°)
OKLab	oklab(24.6% 0.0185 -0.1267)
OKLCH	oklch(24.6% 0.128 278.3)
XYZ	xyz(2.4325, 1.2496, 10.0085)
Luminance	0.0125 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#190D5B #4F5B0D

analogous

#0D285B #190D5B #400D5B

triadic

#190D5B #5B190D #0D5B19

tetradic

#190D5B #5B0D28 #4F5B0D #0D5B40

square

#190D5B #5B0D28 #4F5B0D #0D5B40

split-complementary

#190D5B #5B400D #285B0D

monochromatic

#07041B #0A0525 #190D5B #281591 #361CC6

Accessibility & contrast

On white

16.80

#190D5B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#190D5B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #190D5B

16.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##190D5B	#FFFFFF	#000000	##FFFFFF
##190D5B	1.00	16.80	1.25	16.80
#FFFFFF	16.80	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00205D

Deuteranopia (green-blind)

#001A5A

Tritanopia (blue-blind)

#002534

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #190d5b;
/* rgb */ color: rgb(25, 13, 91);
/* oklch */ color: oklch(24.6% 0.128 278.3);

Tailwind

colors: {
  custom: {
    50: '#624e8a',
    500: '#190d5b',
    950: '#000000',
  },
}

SCSS

$custom: #190d5b;
$custom-light: #624e8a;
$custom-dark: #000000;

JSON

{
  "hex": "#190d5b",
  "rgb": {
    "r": 25,
    "g": 13,
    "b": 91
  },
  "hsl": {
    "h": 249.231,
    "s": 75,
    "l": 20.392
  },
  "oklch": {
    "l": 0.24603,
    "c": 0.128,
    "h": 278.3
  },
  "luminance": 0.0125
}

Semantic roles & 50–950 ramp

primary

#190D5B

secondary

#85952F

accent

#F236D5

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #190D5B

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

Preview Lab → · Contrast checker → · Palette generator →