#191658#191658

#191658 is a dark, moderate blue. Relative luminance 0.015; OKLCH L 25.6% C 0.114 H 276.7°. Best body text is #FFFFFF at 16.19:1 contrast (WCAG AA passes).

Color values

HEX	#191658
RGB	rgb(25, 22, 88)
HSL	hsl(243, 60%, 22%)
HSV	hsv(243, 75%, 35%)
CMYK	cmyk(71.6%, 75%, 0%, 65.5%)
CIE-LAB	lab(12.51, 24.78, -39.20)
CIE-LCH	lch(12.51, 46.37, 302.30°)
OKLab	oklab(25.63% 0.0133 -0.1132)
OKLCH	oklch(25.63% 0.114 276.7)
XYZ	xyz(2.4487, 1.4849, 9.3882)
Luminance	0.0149 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191658 #555816

analogous

#163458 #191658 #3A1658

triadic

#191658 #581916 #165819

tetradic

#191658 #581634 #555816 #16583A

square

#191658 #581634 #555816 #16583A

split-complementary

#191658 #583A16 #345816

monochromatic

#070618 #0B0A27 #191658 #272289 #352EBA

Accessibility & contrast

On white

16.19

#191658 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#191658 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191658

16.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191658	#FFFFFF	#000000	##FFFFFF
##191658	1.00	16.19	1.30	16.19
#FFFFFF	16.19	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00235A

Deuteranopia (green-blind)

#001E57

Tritanopia (blue-blind)

#002835

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #191658;
/* rgb */ color: rgb(25, 22, 88);
/* oklch */ color: oklch(25.6% 0.114 276.7);

Tailwind

colors: {
  custom: {
    50: '#605488',
    500: '#191658',
    950: '#000000',
  },
}

SCSS

$custom: #191658;
$custom-light: #605488;
$custom-dark: #000000;

JSON

{
  "hex": "#191658",
  "rgb": {
    "r": 25,
    "g": 22,
    "b": 88
  },
  "hsl": {
    "h": 242.727,
    "s": 60,
    "l": 21.569
  },
  "oklch": {
    "l": 0.25626,
    "c": 0.11396,
    "h": 276.7
  },
  "luminance": 0.01485
}

Semantic roles & 50–950 ramp

primary

#191658

secondary

#8B8F3B

accent

#E345DC

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#05020B

muted

#7A787C

Preview Lab

Preview with #191658

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

Preview Lab → · Contrast checker → · Palette generator →