#191D64#191D64

#191D64 is a dark, vivid blue. Relative luminance 0.020; OKLCH L 28.2% C 0.122 H 273.0°. Best body text is #FFFFFF at 14.99:1 contrast (WCAG AA passes).

Color values

HEX	#191D64
RGB	rgb(25, 29, 100)
HSL	hsl(237, 60%, 25%)
HSV	hsv(237, 75%, 39%)
CMYK	cmyk(75%, 71%, 0%, 60.8%)
CIE-LAB	lab(15.51, 24.59, -42.28)
CIE-LCH	lch(15.51, 48.91, 300.18°)
OKLab	oklab(28.18% 0.0063 -0.1222)
OKLCH	oklch(28.18% 0.122 273)
XYZ	xyz(3.1397, 2.0052, 12.2757)
Luminance	0.0201 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191D64 #646019

analogous

#194364 #191D64 #3B1964

triadic

#191D64 #64191D #1D6419

tetradic

#191D64 #641943 #646019 #19643B

square

#191D64 #641943 #646019 #19643B

split-complementary

#191D64 #643B19 #436419

monochromatic

#060718 #0D0F33 #191D64 #252B95 #3139C6

Accessibility & contrast

On white

14.99

#191D64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#191D64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191D64

14.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191D64	#FFFFFF	#000000	##FFFFFF
##191D64	1.00	14.99	1.40	14.99
#FFFFFF	14.99	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	14.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A66

Deuteranopia (green-blind)

#002363

Tritanopia (blue-blind)

#00303D

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #191d64;
/* rgb */ color: rgb(25, 29, 100);
/* oklch */ color: oklch(28.2% 0.122 273.0);

Tailwind

colors: {
  custom: {
    50: '#625991',
    500: '#191d64',
    950: '#000000',
  },
}

SCSS

$custom: #191d64;
$custom-light: #625991;
$custom-dark: #000000;

JSON

{
  "hex": "#191d64",
  "rgb": {
    "r": 25,
    "g": 29,
    "b": 100
  },
  "hsl": {
    "h": 236.8,
    "s": 60,
    "l": 24.51
  },
  "oklch": {
    "l": 0.28176,
    "c": 0.12235,
    "h": 273
  },
  "luminance": 0.02006
}

Semantic roles & 50–950 ramp

primary

#191D64

secondary

#9A953F

accent

#DB45E3

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#06030D

muted

#7A787E

Preview Lab

Preview with #191D64

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

Preview Lab → · Contrast checker → · Palette generator →