#193E8F#193E8F

#193E8F is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.0% C 0.141 H 263.0°. Best body text is #FFFFFF at 9.87:1 contrast (WCAG AA passes).

Color values

HEX	#193E8F
RGB	rgb(25, 62, 143)
HSL	hsl(221, 70%, 33%)
HSV	hsv(221, 83%, 56%)
CMYK	cmyk(82.5%, 56.6%, 0%, 43.9%)
CIE-LAB	lab(28.47, 18.69, -48.50)
CIE-LCH	lch(28.47, 51.98, 291.08°)
OKLab	oklab(39% -0.0171 -0.14)
OKLCH	oklch(39% 0.141 263)
XYZ	xyz(7.0797, 5.6342, 26.6957)
Luminance	0.0563 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#193E8F #8F6A19

analogous

#19798F #193E8F #2F198F

triadic

#193E8F #8F193E #3E8F19

tetradic

#193E8F #8F1979 #8F6A19 #198F2F

square

#193E8F #8F1979 #8F6A19 #198F2F

split-complementary

#193E8F #8F2F19 #798F19

monochromatic

#071127 #10275B #193E8F #2255C3 #4474DE

Accessibility & contrast

On white

9.87

#193E8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#193E8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #193E8F

9.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##193E8F	#FFFFFF	#000000	##FFFFFF
##193E8F	1.00	9.87	2.13	9.87
#FFFFFF	9.87	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004992

Deuteranopia (green-blind)

#003E8D

Tritanopia (blue-blind)

#005260

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #193e8f;
/* rgb */ color: rgb(25, 62, 143);
/* oklch */ color: oklch(39.0% 0.141 263.0);

Tailwind

colors: {
  custom: {
    50: '#6b72b0',
    500: '#193e8f',
    950: '#000000',
  },
}

SCSS

$custom: #193e8f;
$custom-light: #6b72b0;
$custom-dark: #000000;

JSON

{
  "hex": "#193e8f",
  "rgb": {
    "r": 25,
    "g": 62,
    "b": 143
  },
  "hsl": {
    "h": 221.186,
    "s": 70.238,
    "l": 32.941
  },
  "oklch": {
    "l": 0.38998,
    "c": 0.14106,
    "h": 263
  },
  "luminance": 0.05635
}

Semantic roles & 50–950 ramp

primary

#193E8F

secondary

#BF9944

accent

#B53BED

background

#F6F6FA

surface

#ECECF5

border

#C7C7CF

text

#080811

muted

#7A7B80

Preview Lab

Preview with #193E8F

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

Preview Lab → · Contrast checker → · Palette generator →