#191D52#191D52

#191D52 is a dark, moderate blue. Relative luminance 0.017; OKLCH L 26.4% C 0.095 H 274.5°. Best body text is #FFFFFF at 15.68:1 contrast (WCAG AA passes).

Color values

HEX	#191D52
RGB	rgb(25, 29, 82)
HSL	hsl(236, 53%, 21%)
HSV	hsv(236, 70%, 32%)
CMYK	cmyk(69.5%, 64.6%, 0%, 67.8%)
CIE-LAB	lab(13.79, 17.50, -33.03)
CIE-LCH	lch(13.79, 37.38, 297.92°)
OKLab	oklab(26.38% 0.0075 -0.0951)
OKLCH	oklch(26.38% 0.095 274.5)
XYZ	xyz(2.3628, 1.6944, 8.1835)
Luminance	0.0169 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191D52 #524E19

analogous

#193952 #191D52 #311952

triadic

#191D52 #52191D #1D5219

tetradic

#191D52 #521939 #524E19 #195231

square

#191D52 #521939 #524E19 #195231

split-complementary

#191D52 #523119 #395219

monochromatic

#070817 #0B0C23 #191D52 #272E81 #363EB0

Accessibility & contrast

On white

15.68

#191D52 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#191D52 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191D52

15.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191D52	#FFFFFF	#000000	##FFFFFF
##191D52	1.00	15.68	1.34	15.68
#FFFFFF	15.68	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002654

Deuteranopia (green-blind)

#002151

Tritanopia (blue-blind)

#002A34

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #191d52;
/* rgb */ color: rgb(25, 29, 82);
/* oklch */ color: oklch(26.4% 0.095 274.5);

Tailwind

colors: {
  custom: {
    50: '#5d5883',
    500: '#191d52',
    950: '#000000',
  },
}

SCSS

$custom: #191d52;
$custom-light: #5d5883;
$custom-dark: #000000;

JSON

{
  "hex": "#191d52",
  "rgb": {
    "r": 25,
    "g": 29,
    "b": 82
  },
  "hsl": {
    "h": 235.789,
    "s": 53.271,
    "l": 20.98
  },
  "oklch": {
    "l": 0.26382,
    "c": 0.09536,
    "h": 274.5
  },
  "luminance": 0.01695
}

Semantic roles & 50–950 ramp

primary

#191D52

secondary

#88833E

accent

#D24BDD

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#05030B

muted

#79787C

Preview Lab

Preview with #191D52

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

Preview Lab → · Contrast checker → · Palette generator →