#191F7C#191F7C

#191F7C is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.1% C 0.153 H 270.7°. Best body text is #FFFFFF at 13.74:1 contrast (WCAG AA passes).

Color values

HEX	#191F7C
RGB	rgb(25, 31, 124)
HSL	hsl(236, 66%, 29%)
HSV	hsv(236, 80%, 49%)
CMYK	cmyk(79.8%, 75%, 0%, 51.4%)
CIE-LAB	lab(18.55, 32.35, -52.85)
CIE-LCH	lch(18.55, 61.97, 301.47°)
OKLab	oklab(31.13% 0.0019 -0.153)
OKLCH	oklch(31.13% 0.153 270.7)
XYZ	xyz(4.5277, 2.6414, 19.3361)
Luminance	0.0264 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191F7C #7C7619

analogous

#19517C #191F7C #45197C

triadic

#191F7C #7C191F #1F7C19

tetradic

#191F7C #7C1951 #7C7619 #197C45

square

#191F7C #7C1951 #7C7619 #197C45

split-complementary

#191F7C #7C4519 #517C19

monochromatic

#050619 #0F1249 #191F7C #232CAF #3842D7

Accessibility & contrast

On white

13.74

#191F7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#191F7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191F7C

13.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191F7C	#FFFFFF	#000000	##FFFFFF
##191F7C	1.00	13.74	1.53	13.74
#FFFFFF	13.74	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00327F

Deuteranopia (green-blind)

#00287A

Tritanopia (blue-blind)

#003A4B

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #191f7c;
/* rgb */ color: rgb(25, 31, 124);
/* oklch */ color: oklch(31.1% 0.153 270.7);

Tailwind

colors: {
  custom: {
    50: '#695ba3',
    500: '#191f7c',
    950: '#000000',
  },
}

SCSS

$custom: #191f7c;
$custom-light: #695ba3;
$custom-dark: #000000;

JSON

{
  "hex": "#191f7c",
  "rgb": {
    "r": 25,
    "g": 31,
    "b": 124
  },
  "hsl": {
    "h": 236.364,
    "s": 66.443,
    "l": 29.216
  },
  "oklch": {
    "l": 0.31129,
    "c": 0.15305,
    "h": 270.7
  },
  "luminance": 0.02642
}

Semantic roles & 50–950 ramp

primary

#191F7C

secondary

#B0AA40

accent

#DF3EE9

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #191F7C

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

Preview Lab → · Contrast checker → · Palette generator →