#191D63#191D63

#191D63 is a dark, vivid blue. Relative luminance 0.020; OKLCH L 28.1% C 0.121 H 273.1°. Best body text is #FFFFFF at 15.03:1 contrast (WCAG AA passes).

Color values

HEX	#191D63
RGB	rgb(25, 29, 99)
HSL	hsl(237, 60%, 24%)
HSV	hsv(237, 75%, 39%)
CMYK	cmyk(74.7%, 70.7%, 0%, 61.2%)
CIE-LAB	lab(15.41, 24.20, -41.79)
CIE-LCH	lch(15.41, 48.29, 300.08°)
OKLab	oklab(28.07% 0.0064 -0.1207)
OKLCH	oklch(28.07% 0.121 273.1)
XYZ	xyz(3.0916, 1.9860, 12.0224)
Luminance	0.0199 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191D63 #635F19

analogous

#194263 #191D63 #3A1963

triadic

#191D63 #63191D #1D6319

tetradic

#191D63 #631942 #635F19 #19633A

square

#191D63 #631942 #635F19 #19633A

split-complementary

#191D63 #633A19 #426319

monochromatic

#060718 #0D0F32 #191D63 #252B94 #323AC5

Accessibility & contrast

On white

15.03

#191D63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#191D63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191D63

15.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191D63	#FFFFFF	#000000	##FFFFFF
##191D63	1.00	15.03	1.40	15.03
#FFFFFF	15.03	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A65

Deuteranopia (green-blind)

#002362

Tritanopia (blue-blind)

#00303D

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #191d63;
/* rgb */ color: rgb(25, 29, 99);
/* oklch */ color: oklch(28.1% 0.121 273.1);

Tailwind

colors: {
  custom: {
    50: '#625990',
    500: '#191d63',
    950: '#000000',
  },
}

SCSS

$custom: #191d63;
$custom-light: #625990;
$custom-dark: #000000;

JSON

{
  "hex": "#191d63",
  "rgb": {
    "r": 25,
    "g": 29,
    "b": 99
  },
  "hsl": {
    "h": 236.757,
    "s": 59.677,
    "l": 24.314
  },
  "oklch": {
    "l": 0.28071,
    "c": 0.12091,
    "h": 273.1
  },
  "luminance": 0.01986
}

Semantic roles & 50–950 ramp

primary

#191D63

secondary

#99943F

accent

#DA45E3

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06030D

muted

#7A787D

Preview Lab

Preview with #191D63

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

Preview Lab → · Contrast checker → · Palette generator →