#1D199C#1D199C

#1D199C is a dark, vivid blue. Relative luminance 0.034; OKLCH L 34.3% C 0.197 H 270.6°. Best body text is #FFFFFF at 12.56:1 contrast (WCAG AA passes).

Color values

HEX	#1D199C
RGB	rgb(29, 25, 156)
HSL	hsl(242, 72%, 35%)
HSV	hsv(242, 84%, 61%)
CMYK	cmyk(81.4%, 84%, 0%, 38.8%)
CIE-LAB	lab(21.42, 46.83, -68.09)
CIE-LCH	lch(21.42, 82.64, 304.52°)
OKLab	oklab(34.31% 0.0021 -0.1971)
OKLCH	oklch(34.31% 0.197 270.6)
XYZ	xyz(6.8530, 3.3560, 31.7326)
Luminance	0.0336 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D199C #989C19

analogous

#19569C #1D199C #5E199C

triadic

#1D199C #9C1D19 #199C1D

tetradic

#1D199C #9C1956 #989C19 #199C5E

square

#1D199C #9C1956 #989C19 #199C5E

split-complementary

#1D199C #9C5E19 #569C19

monochromatic

#090833 #131167 #1D199C #2721D1 #524DE2

Accessibility & contrast

On white

12.56

#1D199C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#1D199C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D199C

12.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D199C	#FFFFFF	#000000	##FFFFFF
##1D199C	1.00	12.56	1.67	12.56
#FFFFFF	12.56	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003AA0

Deuteranopia (green-blind)

#002D9A

Tritanopia (blue-blind)

#00445C

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #1d199c;
/* rgb */ color: rgb(29, 25, 156);
/* oklch */ color: oklch(34.3% 0.197 270.6);

Tailwind

colors: {
  custom: {
    50: '#735abb',
    500: '#1d199c',
    950: '#000000',
  },
}

SCSS

$custom: #1d199c;
$custom-light: #735abb;
$custom-dark: #000000;

JSON

{
  "hex": "#1d199c",
  "rgb": {
    "r": 29,
    "g": 25,
    "b": 156
  },
  "hsl": {
    "h": 241.832,
    "s": 72.376,
    "l": 35.49
  },
  "oklch": {
    "l": 0.34312,
    "c": 0.19708,
    "h": 270.6
  },
  "luminance": 0.03357
}

Semantic roles & 50–950 ramp

primary

#1D199C

secondary

#C1C44C

accent

#EF39EA

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #1D199C

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

Preview Lab → · Contrast checker → · Palette generator →