#1C19A0#1C19A0

#1C19A0 is a dark, highly saturated blue. Relative luminance 0.035; OKLCH L 34.8% C 0.202 H 270.0°. Best body text is #FFFFFF at 12.38:1 contrast (WCAG AA passes).

Color values

HEX	#1C19A0
RGB	rgb(28, 25, 160)
HSL	hsl(241, 73%, 36%)
HSV	hsv(241, 84%, 63%)
CMYK	cmyk(82.5%, 84.4%, 0%, 37.3%)
CIE-LAB	lab(21.87, 48.03, -69.79)
CIE-LCH	lch(21.87, 84.72, 304.54°)
OKLab	oklab(34.76% 0 -0.202)
OKLCH	oklch(34.76% 0.202 270)
XYZ	xyz(7.1695, 3.4794, 33.5446)
Luminance	0.0348 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C19A0 #9DA019

analogous

#195AA0 #1C19A0 #6019A0

triadic

#1C19A0 #A01C19 #19A01C

tetradic

#1C19A0 #A0195A #9DA019 #19A060

square

#1C19A0 #A0195A #9DA019 #19A060

split-complementary

#1C19A0 #A06019 #5AA019

monochromatic

#090836 #13116B #1C19A0 #2521D5 #5350E4

Accessibility & contrast

On white

12.38

#1C19A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#1C19A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C19A0

12.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C19A0	#FFFFFF	#000000	##FFFFFF
##1C19A0	1.00	12.38	1.70	12.38
#FFFFFF	12.38	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003BA4

Deuteranopia (green-blind)

#002D9E

Tritanopia (blue-blind)

#00455F

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #1c19a0;
/* rgb */ color: rgb(28, 25, 160);
/* oklch */ color: oklch(34.8% 0.202 270.0);

Tailwind

colors: {
  custom: {
    50: '#745abe',
    500: '#1c19a0',
    950: '#000000',
  },
}

SCSS

$custom: #1c19a0;
$custom-light: #745abe;
$custom-dark: #000000;

JSON

{
  "hex": "#1c19a0",
  "rgb": {
    "r": 28,
    "g": 25,
    "b": 160
  },
  "hsl": {
    "h": 241.333,
    "s": 72.973,
    "l": 36.275
  },
  "oklch": {
    "l": 0.34755,
    "c": 0.20199,
    "h": 270
  },
  "luminance": 0.0348
}

Semantic roles & 50–950 ramp

primary

#1C19A0

secondary

#C3C64F

accent

#F038EC

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #1C19A0

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

Preview Lab → · Contrast checker → · Palette generator →