#19256B#19256B

#19256B is a dark, vivid blue. Relative luminance 0.026; OKLCH L 30.4% C 0.122 H 269.9°. Best body text is #FFFFFF at 13.83:1 contrast (WCAG AA passes).

Color values

HEX	#19256B
RGB	rgb(25, 37, 107)
HSL	hsl(231, 62%, 26%)
HSV	hsv(231, 77%, 42%)
CMYK	cmyk(76.6%, 65.4%, 0%, 58%)
CIE-LAB	lab(18.33, 21.74, -42.27)
CIE-LCH	lch(18.33, 47.53, 297.21°)
OKLab	oklab(30.44% -0.0001 -0.1221)
OKLCH	oklch(30.44% 0.122 269.9)
XYZ	xyz(3.7154, 2.5910, 14.2114)
Luminance	0.0259 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#19256B #6B5F19

analogous

#194E6B #19256B #36196B

triadic

#19256B #6B1925 #256B19

tetradic

#19256B #6B194E #6B5F19 #196B36

square

#19256B #6B194E #6B5F19 #196B36

split-complementary

#19256B #6B3619 #4E6B19

monochromatic

#060919 #0D1439 #19256B #25369D #3047CE

Accessibility & contrast

On white

13.83

#19256B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#19256B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #19256B

13.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##19256B	#FFFFFF	#000000	##FFFFFF
##19256B	1.00	13.83	1.52	13.83
#FFFFFF	13.83	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00316D

Deuteranopia (green-blind)

#00296A

Tritanopia (blue-blind)

#003744

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #19256b;
/* rgb */ color: rgb(25, 37, 107);
/* oklch */ color: oklch(30.4% 0.122 269.9);

Tailwind

colors: {
  custom: {
    50: '#635f96',
    500: '#19256b',
    950: '#000000',
  },
}

SCSS

$custom: #19256b;
$custom-light: #635f96;
$custom-dark: #000000;

JSON

{
  "hex": "#19256b",
  "rgb": {
    "r": 25,
    "g": 37,
    "b": 107
  },
  "hsl": {
    "h": 231.22,
    "s": 62.121,
    "l": 25.882
  },
  "oklch": {
    "l": 0.30444,
    "c": 0.12209,
    "h": 269.9
  },
  "luminance": 0.02591
}

Semantic roles & 50–950 ramp

primary

#19256B

secondary

#A1923F

accent

#CD43E5

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06040D

muted

#7A797E

Preview Lab

Preview with #19256B

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

Preview Lab → · Contrast checker → · Palette generator →