#191F2D#191F2D

#191F2D is a very dark, muted blue. Relative luminance 0.014; OKLCH L 24.0% C 0.028 H 266.4°. Best body text is #FFFFFF at 16.47:1 contrast (WCAG AA passes).

Color values

HEX	#191F2D
RGB	rgb(25, 31, 45)
HSL	hsl(222, 29%, 14%)
HSV	hsv(222, 44%, 18%)
CMYK	cmyk(44.4%, 31.1%, 0%, 82.4%)
CIE-LAB	lab(11.80, 1.70, -10.22)
CIE-LCH	lch(11.80, 10.36, 279.46°)
OKLab	oklab(24.02% -0.0018 -0.0284)
OKLCH	oklch(24.02% 0.028 266.4)
XYZ	xyz(1.3644, 1.3760, 2.6758)
Luminance	0.0138 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191F2D #2D2719

analogous

#19292D #191F2D #1D192D

triadic

#191F2D #2D191F #1F2D19

tetradic

#191F2D #2D1929 #2D2719 #192D1D

square

#191F2D #2D1929 #2D2719 #192D1D

split-complementary

#191F2D #2D1D19 #292D19

monochromatic

#0B0E14 #0B0E14 #191F2D #2F3A54 #45557C

Accessibility & contrast

On white

16.47

#191F2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#191F2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191F2D

16.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191F2D	#FFFFFF	#000000	##FFFFFF
##191F2D	1.00	16.47	1.28	16.47
#FFFFFF	16.47	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A202E

Deuteranopia (green-blind)

#181E2D

Tritanopia (blue-blind)

#132224

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #191f2d;
/* rgb */ color: rgb(25, 31, 45);
/* oklch */ color: oklch(24.0% 0.028 266.4);

Tailwind

colors: {
  custom: {
    50: '#565a66',
    500: '#191f2d',
    950: '#000000',
  },
}

SCSS

$custom: #191f2d;
$custom-light: #565a66;
$custom-dark: #000000;

JSON

{
  "hex": "#191f2d",
  "rgb": {
    "r": 25,
    "g": 31,
    "b": 45
  },
  "hsl": {
    "h": 222,
    "s": 28.571,
    "l": 13.725
  },
  "oklch": {
    "l": 0.24018,
    "c": 0.02843,
    "h": 266.4
  },
  "luminance": 0.01376
}

Semantic roles & 50–950 ramp

primary

#191F2D

secondary

#615741

accent

#A763C5

background

#F5F5F6

surface

#E9E9EB

border

#C5C5C6

text

#030305

muted

#78787A

Preview Lab

Preview with #191F2D

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

Preview Lab → · Contrast checker → · Palette generator →