#19397C#19397C

#19397C is a dark, vivid blue. Relative luminance 0.046; OKLCH L 36.3% C 0.120 H 262.7°. Best body text is #FFFFFF at 10.95:1 contrast (WCAG AA passes).

Color values

HEX	#19397C
RGB	rgb(25, 57, 124)
HSL	hsl(221, 66%, 29%)
HSV	hsv(221, 80%, 49%)
CMYK	cmyk(79.8%, 54%, 0%, 51.4%)
CIE-LAB	lab(25.53, 14.41, -41.45)
CIE-LCH	lch(25.53, 43.88, 289.18°)
OKLab	oklab(36.3% -0.0152 -0.1193)
OKLCH	oklch(36.3% 0.12 262.7)
XYZ	xyz(5.5008, 4.5875, 19.6604)
Luminance	0.0459 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#19397C #7C5C19

analogous

#196B7C #19397C #2B197C

triadic

#19397C #7C1939 #397C19

tetradic

#19397C #7C196B #7C5C19 #197C2B

square

#19397C #7C196B #7C5C19 #197C2B

split-complementary

#19397C #7C2B19 #6B7C19

monochromatic

#050C19 #0F2249 #19397C #2350AF #386CD7

Accessibility & contrast

On white

10.95

#19397C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#19397C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #19397C

10.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##19397C	#FFFFFF	#000000	##FFFFFF
##19397C	1.00	10.95	1.92	10.95
#FFFFFF	10.95	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B417E

Deuteranopia (green-blind)

#00387B

Tritanopia (blue-blind)

#004954

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #19397c;
/* rgb */ color: rgb(25, 57, 124);
/* oklch */ color: oklch(36.3% 0.120 262.7);

Tailwind

colors: {
  custom: {
    50: '#666ea2',
    500: '#19397c',
    950: '#000000',
  },
}

SCSS

$custom: #19397c;
$custom-light: #666ea2;
$custom-dark: #000000;

JSON

{
  "hex": "#19397c",
  "rgb": {
    "r": 25,
    "g": 57,
    "b": 124
  },
  "hsl": {
    "h": 220.606,
    "s": 66.443,
    "l": 29.216
  },
  "oklch": {
    "l": 0.36296,
    "c": 0.12032,
    "h": 262.7
  },
  "luminance": 0.04588
}

Semantic roles & 50–950 ramp

primary

#19397C

secondary

#B08C40

accent

#B23EE9

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #19397C

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

Preview Lab → · Contrast checker → · Palette generator →