#191D55#191D55

#191D55 is a dark, moderate blue. Relative luminance 0.017; OKLCH L 26.7% C 0.100 H 274.3°. Best body text is #FFFFFF at 15.58:1 contrast (WCAG AA passes).

Color values

HEX	#191D55
RGB	rgb(25, 29, 85)
HSL	hsl(236, 55%, 22%)
HSV	hsv(236, 71%, 33%)
CMYK	cmyk(70.6%, 65.9%, 0%, 66.7%)
CIE-LAB	lab(14.07, 18.70, -34.63)
CIE-LCH	lch(14.07, 39.35, 298.37°)
OKLab	oklab(26.67% 0.0075 -0.0997)
OKLCH	oklch(26.67% 0.1 274.3)
XYZ	xyz(2.4794, 1.7411, 8.7980)
Luminance	0.0174 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191D55 #555119

analogous

#193B55 #191D55 #331955

triadic

#191D55 #55191D #1D5519

tetradic

#191D55 #55193B #555119 #195533

square

#191D55 #55193B #555119 #195533

split-complementary

#191D55 #553319 #3B5519

monochromatic

#070818 #0B0D26 #191D55 #272D84 #353DB4

Accessibility & contrast

On white

15.58

#191D55 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#191D55 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191D55

15.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191D55	#FFFFFF	#000000	##FFFFFF
##191D55	1.00	15.58	1.35	15.58
#FFFFFF	15.58	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002657

Deuteranopia (green-blind)

#002154

Tritanopia (blue-blind)

#002B35

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #191d55;
/* rgb */ color: rgb(25, 29, 85);
/* oklch */ color: oklch(26.7% 0.100 274.3);

Tailwind

colors: {
  custom: {
    50: '#5e5985',
    500: '#191d55',
    950: '#000000',
  },
}

SCSS

$custom: #191d55;
$custom-light: #5e5985;
$custom-dark: #000000;

JSON

{
  "hex": "#191d55",
  "rgb": {
    "r": 25,
    "g": 29,
    "b": 85
  },
  "hsl": {
    "h": 236,
    "s": 54.545,
    "l": 21.569
  },
  "oklch": {
    "l": 0.26667,
    "c": 0.10003,
    "h": 274.3
  },
  "luminance": 0.01741
}

Semantic roles & 50–950 ramp

primary

#191D55

secondary

#8B863E

accent

#D44ADE

background

#F5F5F8

surface

#EAE9EF

border

#C6C5CA

text

#05030B

muted

#79787C

Preview Lab

Preview with #191D55

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

Preview Lab → · Contrast checker → · Palette generator →