#191E4A#191E4A

#191E4A is a dark, moderate blue. Relative luminance 0.016; OKLCH L 25.9% C 0.081 H 274.4°. Best body text is #FFFFFF at 15.84:1 contrast (WCAG AA passes).

Color values

HEX	#191E4A
RGB	rgb(25, 30, 74)
HSL	hsl(234, 49%, 19%)
HSV	hsv(234, 66%, 29%)
CMYK	cmyk(66.2%, 59.5%, 0%, 71%)
CIE-LAB	lab(13.41, 13.56, -28.18)
CIE-LCH	lch(13.41, 31.27, 295.69°)
OKLab	oklab(25.88% 0.0062 -0.0808)
OKLCH	oklch(25.88% 0.081 274.4)
XYZ	xyz(2.1008, 1.6295, 6.6811)
Luminance	0.0163 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.94

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191E4A #4A4519

analogous

#19374A #191E4A #2D194A

triadic

#191E4A #4A191E #1E4A19

tetradic

#191E4A #4A1937 #4A4519 #194A2D

square

#191E4A #4A1937 #4A4519 #194A2D

split-complementary

#191E4A #4A2D19 #374A19

monochromatic

#080917 #0A0B1C #191E4A #283178 #3843A5

Accessibility & contrast

On white

15.84

#191E4A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#191E4A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191E4A

15.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191E4A	#FFFFFF	#000000	##FFFFFF
##191E4A	1.00	15.84	1.33	15.84
#FFFFFF	15.84	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#04254C

Deuteranopia (green-blind)

#002049

Tritanopia (blue-blind)

#002830

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #191e4a;
/* rgb */ color: rgb(25, 30, 74);
/* oklch */ color: oklch(25.9% 0.081 274.4);

Tailwind

colors: {
  custom: {
    50: '#5b597d',
    500: '#191e4a',
    950: '#000000',
  },
}

SCSS

$custom: #191e4a;
$custom-light: #5b597d;
$custom-dark: #000000;

JSON

{
  "hex": "#191e4a",
  "rgb": {
    "r": 25,
    "g": 30,
    "b": 74
  },
  "hsl": {
    "h": 233.878,
    "s": 49.495,
    "l": 19.412
  },
  "oklch": {
    "l": 0.25879,
    "c": 0.08102,
    "h": 274.4
  },
  "luminance": 0.0163
}

Semantic roles & 50–950 ramp

primary

#191E4A

secondary

#807A3E

accent

#CB4FD9

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#040309

muted

#79787B

Preview Lab

Preview with #191E4A

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

Preview Lab → · Contrast checker → · Palette generator →