#191C8F#191C8F

#191C8F is a dark, vivid blue. Relative luminance 0.030; OKLCH L 32.9% C 0.180 H 269.9°. Best body text is #FFFFFF at 13.09:1 contrast (WCAG AA passes).

Color values

HEX	#191C8F
RGB	rgb(25, 28, 143)
HSL	hsl(238, 70%, 33%)
HSV	hsv(238, 83%, 56%)
CMYK	cmyk(82.5%, 80.4%, 0%, 43.9%)
CIE-LAB	lab(20.12, 40.84, -62.21)
CIE-LCH	lch(20.12, 74.42, 303.28°)
OKLab	oklab(32.89% -0.0003 -0.1802)
OKLCH	oklch(32.89% 0.18 269.9)
XYZ	xyz(5.7724, 3.0197, 26.2599)
Luminance	0.0302 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191C8F #8F8C19

analogous

#19578F #191C8F #51198F

triadic

#191C8F #8F191C #1C8F19

tetradic

#191C8F #8F1957 #8F8C19 #198F51

square

#191C8F #8F1957 #8F8C19 #198F51

split-complementary

#191C8F #8F5119 #578F19

monochromatic

#070827 #10125B #191C8F #2226C3 #4448DE

Accessibility & contrast

On white

13.09

#191C8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#191C8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191C8F

13.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191C8F	#FFFFFF	#000000	##FFFFFF
##191C8F	1.00	13.09	1.60	13.09
#FFFFFF	13.09	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003692

Deuteranopia (green-blind)

#002A8D

Tritanopia (blue-blind)

#004055

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #191c8f;
/* rgb */ color: rgb(25, 28, 143);
/* oklch */ color: oklch(32.9% 0.180 269.9);

Tailwind

colors: {
  custom: {
    50: '#6e5bb1',
    500: '#191c8f',
    950: '#000000',
  },
}

SCSS

$custom: #191c8f;
$custom-light: #6e5bb1;
$custom-dark: #000000;

JSON

{
  "hex": "#191c8f",
  "rgb": {
    "r": 25,
    "g": 28,
    "b": 143
  },
  "hsl": {
    "h": 238.475,
    "s": 70.238,
    "l": 32.941
  },
  "oklch": {
    "l": 0.32892,
    "c": 0.18018,
    "h": 269.9
  },
  "luminance": 0.0302
}

Semantic roles & 50–950 ramp

primary

#191C8F

secondary

#BFBC44

accent

#E83BED

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #191C8F

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

Preview Lab → · Contrast checker → · Palette generator →