#191C7B#191C7B

#191C7B is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.5% C 0.155 H 271.3°. Best body text is #FFFFFF at 14.06:1 contrast (WCAG AA passes).

Color values

HEX	#191C7B
RGB	rgb(25, 28, 123)
HSL	hsl(238, 66%, 29%)
HSV	hsv(238, 80%, 48%)
CMYK	cmyk(79.7%, 77.2%, 0%, 51.8%)
CIE-LAB	lab(17.77, 33.85, -53.50)
CIE-LCH	lch(17.77, 63.31, 302.32°)
OKLab	oklab(30.54% 0.0035 -0.1549)
OKLCH	oklch(30.54% 0.155 271.3)
XYZ	xyz(4.3901, 2.4668, 18.9798)
Luminance	0.0247 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191C7B #7B7819

analogous

#194D7B #191C7B #47197B

triadic

#191C7B #7B191C #1C7B19

tetradic

#191C7B #7B194D #7B7819 #197B47

square

#191C7B #7B194D #7B7819 #197B47

split-complementary

#191C7B #7B4719 #4D7B19

monochromatic

#050619 #0F1048 #191C7B #2328AE #383DD7

Accessibility & contrast

On white

14.06

#191C7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#191C7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191C7B

14.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191C7B	#FFFFFF	#000000	##FFFFFF
##191C7B	1.00	14.06	1.49	14.06
#FFFFFF	14.06	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00307E

Deuteranopia (green-blind)

#002779

Tritanopia (blue-blind)

#00384A

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #191c7b;
/* rgb */ color: rgb(25, 28, 123);
/* oklch */ color: oklch(30.5% 0.155 271.3);

Tailwind

colors: {
  custom: {
    50: '#6959a2',
    500: '#191c7b',
    950: '#000000',
  },
}

SCSS

$custom: #191c7b;
$custom-light: #6959a2;
$custom-dark: #000000;

JSON

{
  "hex": "#191c7b",
  "rgb": {
    "r": 25,
    "g": 28,
    "b": 123
  },
  "hsl": {
    "h": 238.163,
    "s": 66.216,
    "l": 29.02
  },
  "oklch": {
    "l": 0.30541,
    "c": 0.15495,
    "h": 271.3
  },
  "luminance": 0.02467
}

Semantic roles & 50–950 ramp

primary

#191C7B

secondary

#AFAC40

accent

#E43FE9

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07030F

muted

#7A787F

Preview Lab

Preview with #191C7B

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

Preview Lab → · Contrast checker → · Palette generator →