#19318F#19318F

#19318F is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.3% C 0.158 H 266.7°. Best body text is #FFFFFF at 11.19:1 contrast (WCAG AA passes).

Color values

HEX	#19318F
RGB	rgb(25, 49, 143)
HSL	hsl(228, 70%, 33%)
HSV	hsv(228, 83%, 56%)
CMYK	cmyk(82.5%, 65.7%, 0%, 43.9%)
CIE-LAB	lab(24.91, 27.67, -54.32)
CIE-LCH	lch(24.91, 60.96, 297.00°)
OKLab	oklab(36.34% -0.0089 -0.1573)
OKLCH	oklch(36.34% 0.158 266.7)
XYZ	xyz(6.4554, 4.3857, 26.4876)
Luminance	0.0439 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#19318F #8F7719

analogous

#196C8F #19318F #3C198F

triadic

#19318F #8F1931 #318F19

tetradic

#19318F #8F196C #8F7719 #198F3C

square

#19318F #8F196C #8F7719 #198F3C

split-complementary

#19318F #8F3C19 #6C8F19

monochromatic

#070D27 #101F5B #19318F #2243C3 #4463DE

Accessibility & contrast

On white

11.19

#19318F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#19318F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #19318F

11.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##19318F	#FFFFFF	#000000	##FFFFFF
##19318F	1.00	11.19	1.88	11.19
#FFFFFF	11.19	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004192

Deuteranopia (green-blind)

#00368D

Tritanopia (blue-blind)

#004A5B

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #19318f;
/* rgb */ color: rgb(25, 49, 143);
/* oklch */ color: oklch(36.3% 0.158 266.7);

Tailwind

colors: {
  custom: {
    50: '#6c69b1',
    500: '#19318f',
    950: '#000000',
  },
}

SCSS

$custom: #19318f;
$custom-light: #6c69b1;
$custom-dark: #000000;

JSON

{
  "hex": "#19318f",
  "rgb": {
    "r": 25,
    "g": 49,
    "b": 143
  },
  "hsl": {
    "h": 227.797,
    "s": 70.238,
    "l": 32.941
  },
  "oklch": {
    "l": 0.36338,
    "c": 0.15751,
    "h": 266.7
  },
  "luminance": 0.04386
}

Semantic roles & 50–950 ramp

primary

#19318F

secondary

#BFA644

accent

#C93BED

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#080611

muted

#7B7A80

Preview Lab

Preview with #19318F

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

Preview Lab → · Contrast checker → · Palette generator →