#191988#191988

#191988 is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.7% C 0.174 H 270.6°. Best body text is #FFFFFF at 13.67:1 contrast (WCAG AA passes).

Color values

HEX	#191988
RGB	rgb(25, 25, 136)
HSL	hsl(240, 69%, 32%)
HSV	hsv(240, 82%, 53%)
CMYK	cmyk(81.6%, 81.6%, 0%, 46.7%)
CIE-LAB	lab(18.71, 40.09, -60.18)
CIE-LCH	lch(18.71, 72.31, 303.67°)
OKLab	oklab(31.66% 0.0019 -0.1742)
OKLCH	oklch(31.66% 0.174 270.6)
XYZ	xyz(5.1910, 2.6789, 23.5313)
Luminance	0.0268 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191988 #888819

analogous

#195188 #191988 #511988

triadic

#191988 #881919 #198819

tetradic

#191988 #881951 #888819 #198851

square

#191988 #881951 #888819 #198851

split-complementary

#191988 #885119 #518819

monochromatic

#060621 #0F0F54 #191988 #2323BC #4040DC

Accessibility & contrast

On white

13.67

#191988 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#191988 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191988

13.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191988	#FFFFFF	#000000	##FFFFFF
##191988	1.00	13.67	1.54	13.67
#FFFFFF	13.67	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00338B

Deuteranopia (green-blind)

#002886

Tritanopia (blue-blind)

#003C51

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #191988;
/* rgb */ color: rgb(25, 25, 136);
/* oklch */ color: oklch(31.7% 0.174 270.6);

Tailwind

colors: {
  custom: {
    50: '#6c58ac',
    500: '#191988',
    950: '#000000',
  },
}

SCSS

$custom: #191988;
$custom-light: #6c58ac;
$custom-dark: #000000;

JSON

{
  "hex": "#191988",
  "rgb": {
    "r": 25,
    "g": 25,
    "b": 136
  },
  "hsl": {
    "h": 240,
    "s": 68.944,
    "l": 31.569
  },
  "oklch": {
    "l": 0.31655,
    "c": 0.17425,
    "h": 270.6
  },
  "luminance": 0.0268
}

Semantic roles & 50–950 ramp

primary

#191988

secondary

#BBBB41

accent

#EC3CEC

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080310

muted

#7B787F

Preview Lab

Preview with #191988

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

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