#191A4E#191A4E

#191A4E is a dark, moderate blue. Relative luminance 0.015; OKLCH L 25.4% C 0.093 H 276.6°. Best body text is #FFFFFF at 16.16:1 contrast (WCAG AA passes).

Color values

HEX	#191A4E
RGB	rgb(25, 26, 78)
HSL	hsl(239, 51%, 20%)
HSV	hsv(239, 68%, 31%)
CMYK	cmyk(67.9%, 66.7%, 0%, 69.4%)
CIE-LAB	lab(12.58, 18.11, -32.28)
CIE-LCH	lch(12.58, 37.01, 299.30°)
OKLab	oklab(25.37% 0.0107 -0.0929)
OKLCH	oklch(25.37% 0.093 276.6)
XYZ	xyz(2.1450, 1.4954, 7.3818)
Luminance	0.0150 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.24

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191A4E #4E4D19

analogous

#19344E #191A4E #32194E

triadic

#191A4E #4E191A #1A4E19

tetradic

#191A4E #4E1934 #4E4D19 #194E32

square

#191A4E #4E1934 #4E4D19 #194E32

split-complementary

#191A4E #4E3219 #344E19

monochromatic

#070817 #0A0B20 #191A4E #28297C #3739AB

Accessibility & contrast

On white

16.16

#191A4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#191A4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191A4E

16.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191A4E	#FFFFFF	#000000	##FFFFFF
##191A4E	1.00	16.16	1.30	16.16
#FFFFFF	16.16	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002350

Deuteranopia (green-blind)

#001E4D

Tritanopia (blue-blind)

#002731

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #191a4e;
/* rgb */ color: rgb(25, 26, 78);
/* oklch */ color: oklch(25.4% 0.093 276.6);

Tailwind

colors: {
  custom: {
    50: '#5d5680',
    500: '#191a4e',
    950: '#000000',
  },
}

SCSS

$custom: #191a4e;
$custom-light: #5d5680;
$custom-dark: #000000;

JSON

{
  "hex": "#191a4e",
  "rgb": {
    "r": 25,
    "g": 26,
    "b": 78
  },
  "hsl": {
    "h": 238.868,
    "s": 51.456,
    "l": 20.196
  },
  "oklch": {
    "l": 0.2537,
    "c": 0.09349,
    "h": 276.6
  },
  "luminance": 0.01496
}

Semantic roles & 50–950 ramp

primary

#191A4E

secondary

#84833E

accent

#D84DDB

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#04030A

muted

#79787C

Preview Lab

Preview with #191A4E

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

Preview Lab → · Contrast checker → · Palette generator →