#191F35#191F35

#191F35 is a very dark, muted blue. Relative luminance 0.014; OKLCH L 24.5% C 0.043 H 271.3°. Best body text is #FFFFFF at 16.29:1 contrast (WCAG AA passes).

Color values

HEX	#191F35
RGB	rgb(25, 31, 53)
HSL	hsl(227, 36%, 15%)
HSV	hsv(227, 53%, 21%)
CMYK	cmyk(52.8%, 41.5%, 0%, 79.2%)
CIE-LAB	lab(12.24, 4.59, -15.29)
CIE-LCH	lch(12.24, 15.96, 286.72°)
OKLab	oklab(24.51% 0.001 -0.043)
OKLCH	oklch(24.51% 0.043 271.3)
XYZ	xyz(1.5333, 1.4436, 3.5653)
Luminance	0.0144 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191F35 #352F19

analogous

#192D35 #191F35 #211935

triadic

#191F35 #35191F #1F3519

tetradic

#191F35 #35192D #352F19 #193521

square

#191F35 #35192D #352F19 #193521

split-complementary

#191F35 #352119 #2D3519

monochromatic

#0A0C15 #0A0C15 #191F35 #2D375F #405088

Accessibility & contrast

On white

16.29

#191F35 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#191F35 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191F35

16.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191F35	#FFFFFF	#000000	##FFFFFF
##191F35	1.00	16.29	1.29	16.29
#FFFFFF	16.29	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#172136

Deuteranopia (green-blind)

#151F34

Tritanopia (blue-blind)

#0F2427

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #191f35;
/* rgb */ color: rgb(25, 31, 53);
/* oklch */ color: oklch(24.5% 0.043 271.3);

Tailwind

colors: {
  custom: {
    50: '#575a6c',
    500: '#191f35',
    950: '#000000',
  },
}

SCSS

$custom: #191f35;
$custom-light: #575a6c;
$custom-dark: #000000;

JSON

{
  "hex": "#191f35",
  "rgb": {
    "r": 25,
    "g": 31,
    "b": 53
  },
  "hsl": {
    "h": 227.143,
    "s": 35.897,
    "l": 15.294
  },
  "oklch": {
    "l": 0.24513,
    "c": 0.04298,
    "h": 271.3
  },
  "luminance": 0.01444
}

Semantic roles & 50–950 ramp

primary

#191F35

secondary

#6A6140

accent

#B45CCC

background

#F5F5F6

surface

#E9E9EB

border

#C5C5C6

text

#030307

muted

#78787A

Preview Lab

Preview with #191F35

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

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