#19318D#19318D

#19318D is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.1% C 0.155 H 266.7°. Best body text is #FFFFFF at 11.26:1 contrast (WCAG AA passes).

Color values

HEX	#19318D
RGB	rgb(25, 49, 141)
HSL	hsl(228, 70%, 33%)
HSV	hsv(228, 82%, 55%)
CMYK	cmyk(82.3%, 65.2%, 0%, 44.7%)
CIE-LAB	lab(24.72, 26.89, -53.39)
CIE-LCH	lch(24.72, 59.78, 296.73°)
OKLab	oklab(36.14% -0.0089 -0.1545)
OKLCH	oklch(36.14% 0.155 266.7)
XYZ	xyz(6.3053, 4.3256, 25.6968)
Luminance	0.0433 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#19318D #8D7519

analogous

#196B8D #19318D #3B198D

triadic

#19318D #8D1931 #318D19

tetradic

#19318D #8D196B #8D7519 #198D3B

square

#19318D #8D196B #8D7519 #198D3B

split-complementary

#19318D #8D3B19 #6B8D19

monochromatic

#070D25 #101F59 #19318D #2243C1 #4363DE

Accessibility & contrast

On white

11.26

#19318D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#19318D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #19318D

11.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##19318D	#FFFFFF	#000000	##FFFFFF
##19318D	1.00	11.26	1.87	11.26
#FFFFFF	11.26	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004090

Deuteranopia (green-blind)

#00358B

Tritanopia (blue-blind)

#00495A

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #19318d;
/* rgb */ color: rgb(25, 49, 141);
/* oklch */ color: oklch(36.1% 0.155 266.7);

Tailwind

colors: {
  custom: {
    50: '#6b68af',
    500: '#19318d',
    950: '#000000',
  },
}

SCSS

$custom: #19318d;
$custom-light: #6b68af;
$custom-dark: #000000;

JSON

{
  "hex": "#19318d",
  "rgb": {
    "r": 25,
    "g": 49,
    "b": 141
  },
  "hsl": {
    "h": 227.586,
    "s": 69.88,
    "l": 32.549
  },
  "oklch": {
    "l": 0.36142,
    "c": 0.1548,
    "h": 266.7
  },
  "luminance": 0.04326
}

Semantic roles & 50–950 ramp

primary

#19318D

secondary

#BFA543

accent

#C83BED

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #19318D

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

Preview Lab → · Contrast checker → · Palette generator →