#191D5D#191D5D

#191D5D is a dark, moderate blue. Relative luminance 0.019; OKLCH L 27.5% C 0.112 H 273.6°. Best body text is #FFFFFF at 15.27:1 contrast (WCAG AA passes).

Color values

HEX	#191D5D
RGB	rgb(25, 29, 93)
HSL	hsl(236, 58%, 23%)
HSV	hsv(236, 73%, 36%)
CMYK	cmyk(73.1%, 68.8%, 0%, 63.5%)
CIE-LAB	lab(14.82, 21.86, -38.77)
CIE-LCH	lch(14.82, 44.51, 299.41°)
OKLab	oklab(27.46% 0.007 -0.1119)
OKLCH	oklch(27.46% 0.112 273.6)
XYZ	xyz(2.8154, 1.8755, 10.5674)
Luminance	0.0188 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191D5D #5D5919

analogous

#193F5D #191D5D #37195D

triadic

#191D5D #5D191D #1D5D19

tetradic

#191D5D #5D193F #5D5919 #195D37

square

#191D5D #5D193F #5D5919 #195D37

split-complementary

#191D5D #5D3719 #3F5D19

monochromatic

#060818 #0C0E2D #191D5D #262C8D #333BBD

Accessibility & contrast

On white

15.27

#191D5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#191D5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191D5D

15.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191D5D	#FFFFFF	#000000	##FFFFFF
##191D5D	1.00	15.27	1.38	15.27
#FFFFFF	15.27	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00285F

Deuteranopia (green-blind)

#00225C

Tritanopia (blue-blind)

#002E3A

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #191d5d;
/* rgb */ color: rgb(25, 29, 93);
/* oklch */ color: oklch(27.5% 0.112 273.6);

Tailwind

colors: {
  custom: {
    50: '#60598c',
    500: '#191d5d',
    950: '#000000',
  },
}

SCSS

$custom: #191d5d;
$custom-light: #60598c;
$custom-dark: #000000;

JSON

{
  "hex": "#191d5d",
  "rgb": {
    "r": 25,
    "g": 29,
    "b": 93
  },
  "hsl": {
    "h": 236.471,
    "s": 57.627,
    "l": 23.137
  },
  "oklch": {
    "l": 0.27456,
    "c": 0.11213,
    "h": 273.6
  },
  "luminance": 0.01876
}

Semantic roles & 50–950 ramp

primary

#191D5D

secondary

#938E3F

accent

#D847E1

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#05030C

muted

#7A787D

Preview Lab

Preview with #191D5D

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

Preview Lab → · Contrast checker → · Palette generator →