#1933A1#1933A1

#1933A1 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.5% C 0.179 H 266.6°. Best body text is #FFFFFF at 10.35:1 contrast (WCAG AA passes).

Color values

HEX	#1933A1
RGB	rgb(25, 51, 161)
HSL	hsl(229, 73%, 36%)
HSV	hsv(229, 84%, 63%)
CMYK	cmyk(84.5%, 68.3%, 0%, 36.9%)
CIE-LAB	lab(27.15, 33.28, -61.67)
CIE-LCH	lch(27.15, 70.07, 298.35°)
OKLab	oklab(38.51% -0.0107 -0.1787)
OKLCH	oklch(38.51% 0.179 266.6)
XYZ	xyz(8.0155, 5.1466, 34.2822)
Luminance	0.0515 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1933A1 #A18719

analogous

#1977A1 #1933A1 #4319A1

triadic

#1933A1 #A11933 #33A119

tetradic

#1933A1 #A11977 #A18719 #19A143

square

#1933A1 #A11977 #A18719 #19A143

split-complementary

#1933A1 #A14319 #77A119

monochromatic

#091137 #11226C #1933A1 #2144D6 #506DE4

Accessibility & contrast

On white

10.35

#1933A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#1933A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1933A1

10.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1933A1	#FFFFFF	#000000	##FFFFFF
##1933A1	1.00	10.35	2.03	10.35
#FFFFFF	10.35	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047A4

Deuteranopia (green-blind)

#003A9F

Tritanopia (blue-blind)

#005165

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #1933a1;
/* rgb */ color: rgb(25, 51, 161);
/* oklch */ color: oklch(38.5% 0.179 266.6);

Tailwind

colors: {
  custom: {
    50: '#716abe',
    500: '#1933a1',
    950: '#000000',
  },
}

SCSS

$custom: #1933a1;
$custom-light: #716abe;
$custom-dark: #000000;

JSON

{
  "hex": "#1933a1",
  "rgb": {
    "r": 25,
    "g": 51,
    "b": 161
  },
  "hsl": {
    "h": 228.529,
    "s": 73.118,
    "l": 36.471
  },
  "oklch": {
    "l": 0.38509,
    "c": 0.17903,
    "h": 266.6
  },
  "luminance": 0.05148
}

Semantic roles & 50–950 ramp

primary

#1933A1

secondary

#C6B04F

accent

#CD38F0

background

#F7F6FB

surface

#EDEBF7

border

#C8C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #1933A1

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

Preview Lab → · Contrast checker → · Palette generator →