#191C2D#191C2D

#191C2D is a very dark, muted blue. Relative luminance 0.012; OKLCH L 23.2% C 0.033 H 275.8°. Best body text is #FFFFFF at 16.86:1 contrast (WCAG AA passes).

Color values

HEX	#191C2D
RGB	rgb(25, 28, 45)
HSL	hsl(231, 29%, 14%)
HSV	hsv(231, 44%, 18%)
CMYK	cmyk(44.4%, 37.8%, 0%, 82.4%)
CIE-LAB	lab(10.75, 3.95, -11.84)
CIE-LCH	lch(10.75, 12.48, 288.43°)
OKLab	oklab(23.21% 0.0034 -0.033)
OKLCH	oklch(23.21% 0.033 275.8)
XYZ	xyz(1.2897, 1.2266, 2.6509)
Luminance	0.0123 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191C2D #2D2A19

analogous

#19262D #191C2D #20192D

triadic

#191C2D #2D191C #1C2D19

tetradic

#191C2D #2D1926 #2D2A19 #192D20

square

#191C2D #2D1926 #2D2A19 #192D20

split-complementary

#191C2D #2D2019 #262D19

monochromatic

#0B0C14 #0B0C14 #191C2D #2F3454 #454D7C

Accessibility & contrast

On white

16.86

#191C2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#191C2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191C2D

16.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191C2D	#FFFFFF	#000000	##FFFFFF
##191C2D	1.00	16.86	1.25	16.86
#FFFFFF	16.86	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#171E2E

Deuteranopia (green-blind)

#151C2D

Tritanopia (blue-blind)

#131F22

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #191c2d;
/* rgb */ color: rgb(25, 28, 45);
/* oklch */ color: oklch(23.2% 0.033 275.8);

Tailwind

colors: {
  custom: {
    50: '#565766',
    500: '#191c2d',
    950: '#000000',
  },
}

SCSS

$custom: #191c2d;
$custom-light: #565766;
$custom-dark: #000000;

JSON

{
  "hex": "#191c2d",
  "rgb": {
    "r": 25,
    "g": 28,
    "b": 45
  },
  "hsl": {
    "h": 231,
    "s": 28.571,
    "l": 13.725
  },
  "oklch": {
    "l": 0.23206,
    "c": 0.03319,
    "h": 275.8
  },
  "luminance": 0.01227
}

Semantic roles & 50–950 ramp

primary

#191C2D

secondary

#615C41

accent

#B663C5

background

#F5F5F6

surface

#E9E9EB

border

#C5C5C6

text

#030305

muted

#78787A

Preview Lab

Preview with #191C2D

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

Preview Lab → · Contrast checker → · Palette generator →