#191F2F#191F2F

#191F2F is a very dark, muted blue. Relative luminance 0.014; OKLCH L 24.1% C 0.032 H 268.2°. Best body text is #FFFFFF at 16.43:1 contrast (WCAG AA passes).

Color values

HEX	#191F2F
RGB	rgb(25, 31, 47)
HSL	hsl(224, 31%, 14%)
HSV	hsv(224, 47%, 18%)
CMYK	cmyk(46.8%, 34%, 0%, 81.6%)
CIE-LAB	lab(11.90, 2.40, -11.51)
CIE-LCH	lch(11.90, 11.75, 281.80°)
OKLab	oklab(24.14% -0.001 -0.032)
OKLCH	oklch(24.14% 0.032 268.2)
XYZ	xyz(1.4038, 1.3918, 2.8835)
Luminance	0.0139 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191F2F #2F2919

analogous

#192A2F #191F2F #1E192F

triadic

#191F2F #2F191F #1F2F19

tetradic

#191F2F #2F192A #2F2919 #192F1E

square

#191F2F #2F192A #2F2919 #192F1E

split-complementary

#191F2F #2F1E19 #2A2F19

monochromatic

#0B0D14 #0B0D14 #191F2F #2E3957 #44547F

Accessibility & contrast

On white

16.43

#191F2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#191F2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191F2F

16.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191F2F	#FFFFFF	#000000	##FFFFFF
##191F2F	1.00	16.43	1.28	16.43
#FFFFFF	16.43	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A2030

Deuteranopia (green-blind)

#181E2F

Tritanopia (blue-blind)

#122225

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #191f2f;
/* rgb */ color: rgb(25, 31, 47);
/* oklch */ color: oklch(24.1% 0.032 268.2);

Tailwind

colors: {
  custom: {
    50: '#565a67',
    500: '#191f2f',
    950: '#000000',
  },
}

SCSS

$custom: #191f2f;
$custom-light: #565a67;
$custom-dark: #000000;

JSON

{
  "hex": "#191f2f",
  "rgb": {
    "r": 25,
    "g": 31,
    "b": 47
  },
  "hsl": {
    "h": 223.636,
    "s": 30.556,
    "l": 14.118
  },
  "oklch": {
    "l": 0.24136,
    "c": 0.03207,
    "h": 268.2
  },
  "luminance": 0.01392
}

Semantic roles & 50–950 ramp

primary

#191F2F

secondary

#635A40

accent

#AB61C7

background

#F5F5F6

surface

#E9E9EB

border

#C5C5C6

text

#030306

muted

#78787A

Preview Lab

Preview with #191F2F

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

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