#191C5C#191C5C

#191C5C is a dark, moderate blue. Relative luminance 0.018; OKLCH L 27.2% C 0.112 H 274.1°. Best body text is #FFFFFF at 15.42:1 contrast (WCAG AA passes).

Color values

HEX	#191C5C
RGB	rgb(25, 28, 92)
HSL	hsl(237, 57%, 23%)
HSV	hsv(237, 73%, 36%)
CMYK	cmyk(72.8%, 69.6%, 0%, 63.9%)
CIE-LAB	lab(14.45, 22.18, -38.70)
CIE-LCH	lch(14.45, 44.61, 299.81°)
OKLab	oklab(27.16% 0.0079 -0.1117)
OKLCH	oklch(27.16% 0.112 274.1)
XYZ	xyz(2.7473, 1.8096, 10.3277)
Luminance	0.0181 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191C5C #5C5919

analogous

#193E5C #191C5C #37195C

triadic

#191C5C #5C191C #1C5C19

tetradic

#191C5C #5C193E #5C5919 #195C37

square

#191C5C #5C193E #5C5919 #195C37

split-complementary

#191C5C #5C3719 #3E5C19

monochromatic

#070718 #0C0D2C #191C5C #262B8C #3339BC

Accessibility & contrast

On white

15.42

#191C5C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#191C5C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191C5C

15.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191C5C	#FFFFFF	#000000	##FFFFFF
##191C5C	1.00	15.42	1.36	15.42
#FFFFFF	15.42	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00285E

Deuteranopia (green-blind)

#00225B

Tritanopia (blue-blind)

#002D39

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #191c5c;
/* rgb */ color: rgb(25, 28, 92);
/* oklch */ color: oklch(27.2% 0.112 274.1);

Tailwind

colors: {
  custom: {
    50: '#60588b',
    500: '#191c5c',
    950: '#000000',
  },
}

SCSS

$custom: #191c5c;
$custom-light: #60588b;
$custom-dark: #000000;

JSON

{
  "hex": "#191c5c",
  "rgb": {
    "r": 25,
    "g": 28,
    "b": 92
  },
  "hsl": {
    "h": 237.313,
    "s": 57.265,
    "l": 22.941
  },
  "oklch": {
    "l": 0.27159,
    "c": 0.11199,
    "h": 274.1
  },
  "luminance": 0.0181
}

Semantic roles & 50–950 ramp

primary

#191C5C

secondary

#928F3F

accent

#DA47E1

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#05030C

muted

#7A787D

Preview Lab

Preview with #191C5C

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

Preview Lab → · Contrast checker → · Palette generator →