#191C64#191C64

#191C64 is a dark, vivid blue. Relative luminance 0.020; OKLCH L 28.0% C 0.124 H 273.3°. Best body text is #FFFFFF at 15.09:1 contrast (WCAG AA passes).

Color values

HEX	#191C64
RGB	rgb(25, 28, 100)
HSL	hsl(238, 60%, 25%)
HSV	hsv(238, 75%, 39%)
CMYK	cmyk(75%, 72%, 0%, 60.8%)
CIE-LAB	lab(15.26, 25.28, -42.70)
CIE-LCH	lch(15.26, 49.62, 300.62°)
OKLab	oklab(27.99% 0.0071 -0.1234)
OKLCH	oklch(27.99% 0.124 273.3)
XYZ	xyz(3.1156, 1.9570, 12.2677)
Luminance	0.0196 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191C64 #646119

analogous

#194264 #191C64 #3C1964

triadic

#191C64 #64191C #1C6419

tetradic

#191C64 #641942 #646119 #19643C

square

#191C64 #641942 #646119 #19643C

split-complementary

#191C64 #643C19 #426419

monochromatic

#060718 #0D0E33 #191C64 #252A95 #3137C6

Accessibility & contrast

On white

15.09

#191C64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#191C64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191C64

15.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191C64	#FFFFFF	#000000	##FFFFFF
##191C64	1.00	15.09	1.39	15.09
#FFFFFF	15.09	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A66

Deuteranopia (green-blind)

#002363

Tritanopia (blue-blind)

#002F3D

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #191c64;
/* rgb */ color: rgb(25, 28, 100);
/* oklch */ color: oklch(28.0% 0.124 273.3);

Tailwind

colors: {
  custom: {
    50: '#625891',
    500: '#191c64',
    950: '#000000',
  },
}

SCSS

$custom: #191c64;
$custom-light: #625891;
$custom-dark: #000000;

JSON

{
  "hex": "#191c64",
  "rgb": {
    "r": 25,
    "g": 28,
    "b": 100
  },
  "hsl": {
    "h": 237.6,
    "s": 60,
    "l": 24.51
  },
  "oklch": {
    "l": 0.27991,
    "c": 0.12362,
    "h": 273.3
  },
  "luminance": 0.01957
}

Semantic roles & 50–950 ramp

primary

#191C64

secondary

#9A963F

accent

#DD45E3

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#06030D

muted

#7A787E

Preview Lab

Preview with #191C64

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

Preview Lab → · Contrast checker → · Palette generator →