#19397B#19397B

#19397B is a dark, moderate blue. Relative luminance 0.046; OKLCH L 36.2% C 0.119 H 262.6°. Best body text is #FFFFFF at 10.98:1 contrast (WCAG AA passes).

Color values

HEX	#19397B
RGB	rgb(25, 57, 123)
HSL	hsl(220, 66%, 29%)
HSV	hsv(220, 80%, 48%)
CMYK	cmyk(79.7%, 53.7%, 0%, 51.8%)
CIE-LAB	lab(25.45, 14.00, -40.94)
CIE-LCH	lch(25.45, 43.27, 288.88°)
OKLab	oklab(36.21% -0.0153 -0.1178)
OKLCH	oklch(36.21% 0.119 262.6)
XYZ	xyz(5.4379, 4.5624, 19.3291)
Luminance	0.0456 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#19397B #7B5B19

analogous

#196A7B #19397B #2A197B

triadic

#19397B #7B1939 #397B19

tetradic

#19397B #7B196A #7B5B19 #197B2A

square

#19397B #7B196A #7B5B19 #197B2A

split-complementary

#19397B #7B2A19 #6A7B19

monochromatic

#050C19 #0F2148 #19397B #2351AE #386CD7

Accessibility & contrast

On white

10.98

#19397B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#19397B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #19397B

10.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##19397B	#FFFFFF	#000000	##FFFFFF
##19397B	1.00	10.98	1.91	10.98
#FFFFFF	10.98	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D417D

Deuteranopia (green-blind)

#00387A

Tritanopia (blue-blind)

#004954

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #19397b;
/* rgb */ color: rgb(25, 57, 123);
/* oklch */ color: oklch(36.2% 0.119 262.6);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#19397b",
  "rgb": {
    "r": 25,
    "g": 57,
    "b": 123
  },
  "hsl": {
    "h": 220.408,
    "s": 66.216,
    "l": 29.02
  },
  "oklch": {
    "l": 0.36214,
    "c": 0.11885,
    "h": 262.6
  },
  "luminance": 0.04563
}

Semantic roles & 50–950 ramp

primary

#19397B

secondary

#AF8B40

accent

#B13FE9

background

#F6F6FA

surface

#EBEBF3

border

#C6C6CD

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #19397B

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

Preview Lab → · Contrast checker → · Palette generator →