#191F5F#191F5F

#191F5F is a dark, moderate blue. Relative luminance 0.020; OKLCH L 28.1% C 0.112 H 272.6°. Best body text is #FFFFFF at 14.97:1 contrast (WCAG AA passes).

Color values

HEX	#191F5F
RGB	rgb(25, 31, 95)
HSL	hsl(235, 58%, 24%)
HSV	hsv(235, 74%, 37%)
CMYK	cmyk(73.7%, 67.4%, 0%, 62.7%)
CIE-LAB	lab(15.55, 21.23, -38.91)
CIE-LCH	lch(15.55, 44.32, 298.62°)
OKLab	oklab(28.05% 0.0052 -0.1123)
OKLCH	oklch(28.05% 0.112 272.6)
XYZ	xyz(2.9558, 2.0126, 11.0570)
Luminance	0.0201 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191F5F #5F5919

analogous

#19425F #191F5F #36195F

triadic

#191F5F #5F191F #1F5F19

tetradic

#191F5F #5F1942 #5F5919 #195F36

square

#191F5F #5F1942 #5F5919 #195F36

split-complementary

#191F5F #5F3619 #425F19

monochromatic

#060818 #0C0F2F #191F5F #262F8F #323FC0

Accessibility & contrast

On white

14.97

#191F5F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#191F5F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191F5F

14.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191F5F	#FFFFFF	#000000	##FFFFFF
##191F5F	1.00	14.97	1.40	14.97
#FFFFFF	14.97	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	14.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A61

Deuteranopia (green-blind)

#00245E

Tritanopia (blue-blind)

#002F3B

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #191f5f;
/* rgb */ color: rgb(25, 31, 95);
/* oklch */ color: oklch(28.1% 0.112 272.6);

Tailwind

colors: {
  custom: {
    50: '#615a8d',
    500: '#191f5f',
    950: '#000000',
  },
}

SCSS

$custom: #191f5f;
$custom-light: #615a8d;
$custom-dark: #000000;

JSON

{
  "hex": "#191f5f",
  "rgb": {
    "r": 25,
    "g": 31,
    "b": 95
  },
  "hsl": {
    "h": 234.857,
    "s": 58.333,
    "l": 23.529
  },
  "oklch": {
    "l": 0.28053,
    "c": 0.11241,
    "h": 272.6
  },
  "luminance": 0.02013
}

Semantic roles & 50–950 ramp

primary

#191F5F

secondary

#958E3F

accent

#D446E2

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#05040C

muted

#7A797D

Preview Lab

Preview with #191F5F

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

Preview Lab → · Contrast checker → · Palette generator →