#191F38#191F38

#191F38 is a very dark, muted blue. Relative luminance 0.015; OKLCH L 24.7% C 0.048 H 272.2°. Best body text is #FFFFFF at 16.22:1 contrast (WCAG AA passes).

Color values

HEX	#191F38
RGB	rgb(25, 31, 56)
HSL	hsl(228, 38%, 16%)
HSV	hsv(228, 55%, 22%)
CMYK	cmyk(55.4%, 44.6%, 0%, 78%)
CIE-LAB	lab(12.43, 5.72, -17.14)
CIE-LCH	lch(12.43, 18.07, 288.47°)
OKLab	oklab(24.72% 0.0019 -0.0484)
OKLCH	oklch(24.72% 0.048 272.2)
XYZ	xyz(1.6045, 1.4721, 3.9402)
Luminance	0.0147 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191F38 #383219

analogous

#192E38 #191F38 #221938

triadic

#191F38 #38191F #1F3819

tetradic

#191F38 #38192E #383219 #193822

square

#191F38 #38192E #383219 #193822

split-complementary

#191F38 #382219 #2E3819

monochromatic

#090C15 #090C15 #191F38 #2C3662 #3F4E8D

Accessibility & contrast

On white

16.22

#191F38 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#191F38 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191F38

16.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191F38	#FFFFFF	#000000	##FFFFFF
##191F38	1.00	16.22	1.29	16.22
#FFFFFF	16.22	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#162239

Deuteranopia (green-blind)

#131F37

Tritanopia (blue-blind)

#0D2428

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #191f38;
/* rgb */ color: rgb(25, 31, 56);
/* oklch */ color: oklch(24.7% 0.048 272.2);

Tailwind

colors: {
  custom: {
    50: '#585a6e',
    500: '#191f38',
    950: '#000000',
  },
}

SCSS

$custom: #191f38;
$custom-light: #585a6e;
$custom-dark: #000000;

JSON

{
  "hex": "#191f38",
  "rgb": {
    "r": 25,
    "g": 31,
    "b": 56
  },
  "hsl": {
    "h": 228.387,
    "s": 38.272,
    "l": 15.882
  },
  "oklch": {
    "l": 0.24716,
    "c": 0.0484,
    "h": 272.2
  },
  "luminance": 0.01472
}

Semantic roles & 50–950 ramp

primary

#191F38

secondary

#6E653F

accent

#B85ACE

background

#F5F5F6

surface

#E9E9EC

border

#C5C5C7

text

#030307

muted

#78787A

Preview Lab

Preview with #191F38

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

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