#19387D#19387D

#19387D is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.2% C 0.123 H 263.3°. Best body text is #FFFFFF at 11.03:1 contrast (WCAG AA passes).

Color values

HEX	#19387D
RGB	rgb(25, 56, 125)
HSL	hsl(221, 67%, 29%)
HSV	hsv(221, 80%, 49%)
CMYK	cmyk(80%, 55.2%, 0%, 51%)
CIE-LAB	lab(25.31, 15.53, -42.43)
CIE-LCH	lch(25.31, 45.19, 290.10°)
OKLab	oklab(36.15% -0.0143 -0.1223)
OKLCH	oklch(36.15% 0.123 263.3)
XYZ	xyz(5.5154, 4.5151, 19.9789)
Luminance	0.0452 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#19387D #7D5E19

analogous

#196A7D #19387D #2C197D

triadic

#19387D #7D1938 #387D19

tetradic

#19387D #7D196A #7D5E19 #197D2C

square

#19387D #7D196A #7D5E19 #197D2C

split-complementary

#19387D #7D2C19 #6A7D19

monochromatic

#050B1A #0F214A #19387D #234FB0 #396AD7

Accessibility & contrast

On white

11.03

#19387D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#19387D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #19387D

11.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##19387D	#FFFFFF	#000000	##FFFFFF
##19387D	1.00	11.03	1.90	11.03
#FFFFFF	11.03	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#04417F

Deuteranopia (green-blind)

#00387C

Tritanopia (blue-blind)

#004954

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #19387d;
/* rgb */ color: rgb(25, 56, 125);
/* oklch */ color: oklch(36.2% 0.123 263.3);

Tailwind

colors: {
  custom: {
    50: '#676ea3',
    500: '#19387d',
    950: '#000000',
  },
}

SCSS

$custom: #19387d;
$custom-light: #676ea3;
$custom-dark: #000000;

JSON

{
  "hex": "#19387d",
  "rgb": {
    "r": 25,
    "g": 56,
    "b": 125
  },
  "hsl": {
    "h": 221.4,
    "s": 66.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.36154,
    "c": 0.1231,
    "h": 263.3
  },
  "luminance": 0.04516
}

Semantic roles & 50–950 ramp

primary

#19387D

secondary

#B18E40

accent

#B43EEA

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #19387D

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

Preview Lab → · Contrast checker → · Palette generator →