#191A40#191A40

#191A40 is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.1% C 0.071 H 278.5°. Best body text is #FFFFFF at 16.62:1 contrast (WCAG AA passes).

Color values

HEX	#191A40
RGB	rgb(25, 26, 64)
HSL	hsl(238, 44%, 17%)
HSV	hsv(238, 61%, 25%)
CMYK	cmyk(60.9%, 59.4%, 0%, 74.9%)
CIE-LAB	lab(11.38, 12.61, -24.47)
CIE-LCH	lch(11.38, 27.53, 297.26°)
OKLab	oklab(24.1% 0.0105 -0.0699)
OKLCH	oklch(24.1% 0.071 278.5)
XYZ	xyz(1.6954, 1.3155, 5.0141)
Luminance	0.0132 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191A40 #403F19

analogous

#192D40 #191A40 #2C1940

triadic

#191A40 #40191A #1A4019

tetradic

#191A40 #40192D #403F19 #19402C

square

#191A40 #40192D #403F19 #19402C

split-complementary

#191A40 #402C19 #2D4019

monochromatic

#090916 #090916 #191A40 #2A2C6C #3B3E98

Accessibility & contrast

On white

16.62

#191A40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#191A40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191A40

16.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191A40	#FFFFFF	#000000	##FFFFFF
##191A40	1.00	16.62	1.26	16.62
#FFFFFF	16.62	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#062041

Deuteranopia (green-blind)

#031D3F

Tritanopia (blue-blind)

#07232A

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #191a40;
/* rgb */ color: rgb(25, 26, 64);
/* oklch */ color: oklch(24.1% 0.071 278.5);

Tailwind

colors: {
  custom: {
    50: '#5a5675',
    500: '#191a40',
    950: '#000000',
  },
}

SCSS

$custom: #191a40;
$custom-light: #5a5675;
$custom-dark: #000000;

JSON

{
  "hex": "#191a40",
  "rgb": {
    "r": 25,
    "g": 26,
    "b": 64
  },
  "hsl": {
    "h": 238.462,
    "s": 43.82,
    "l": 17.451
  },
  "oklch": {
    "l": 0.24104,
    "c": 0.0707,
    "h": 278.5
  },
  "luminance": 0.01316
}

Semantic roles & 50–950 ramp

primary

#191A40

secondary

#76753F

accent

#D054D4

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#040308

muted

#79787B

Preview Lab

Preview with #191A40

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

Preview Lab → · Contrast checker → · Palette generator →