#19397D#19397D

#19397D is a dark, vivid blue. Relative luminance 0.046; OKLCH L 36.4% C 0.122 H 262.9°. Best body text is #FFFFFF at 10.92:1 contrast (WCAG AA passes).

Color values

HEX	#19397D
RGB	rgb(25, 57, 125)
HSL	hsl(221, 67%, 29%)
HSV	hsv(221, 80%, 49%)
CMYK	cmyk(80%, 54.4%, 0%, 51%)
CIE-LAB	lab(25.60, 14.83, -41.95)
CIE-LCH	lch(25.60, 44.49, 289.46°)
OKLab	oklab(36.38% -0.0151 -0.1208)
OKLCH	oklch(36.38% 0.122 262.9)
XYZ	xyz(5.5644, 4.6130, 19.9952)
Luminance	0.0461 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#19397D #7D5D19

analogous

#196B7D #19397D #2B197D

triadic

#19397D #7D1939 #397D19

tetradic

#19397D #7D196B #7D5D19 #197D2B

square

#19397D #7D196B #7D5D19 #197D2B

split-complementary

#19397D #7D2B19 #6B7D19

monochromatic

#050C1A #0F224A #19397D #2350B0 #396CD7

Accessibility & contrast

On white

10.92

#19397D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#19397D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #19397D

10.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##19397D	#FFFFFF	#000000	##FFFFFF
##19397D	1.00	10.92	1.92	10.92
#FFFFFF	10.92	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#08417F

Deuteranopia (green-blind)

#00387C

Tritanopia (blue-blind)

#004A55

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #19397d;
/* rgb */ color: rgb(25, 57, 125);
/* oklch */ color: oklch(36.4% 0.122 262.9);

Tailwind

colors: {
  custom: {
    50: '#666ea3',
    500: '#19397d',
    950: '#000000',
  },
}

SCSS

$custom: #19397d;
$custom-light: #666ea3;
$custom-dark: #000000;

JSON

{
  "hex": "#19397d",
  "rgb": {
    "r": 25,
    "g": 57,
    "b": 125
  },
  "hsl": {
    "h": 220.8,
    "s": 66.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.36379,
    "c": 0.12178,
    "h": 262.9
  },
  "luminance": 0.04614
}

Semantic roles & 50–950 ramp

primary

#19397D

secondary

#B18D40

accent

#B33EEA

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #19397D

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

Preview Lab → · Contrast checker → · Palette generator →