#193B83#193B83

#193B83 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 37.3% C 0.128 H 262.8°. Best body text is #FFFFFF at 10.53:1 contrast (WCAG AA passes).

Color values

HEX	#193B83
RGB	rgb(25, 59, 131)
HSL	hsl(221, 68%, 31%)
HSV	hsv(221, 81%, 51%)
CMYK	cmyk(80.9%, 55%, 0%, 48.6%)
CIE-LAB	lab(26.66, 15.88, -44.01)
CIE-LCH	lch(26.66, 46.79, 289.85°)
OKLab	oklab(37.33% -0.016 -0.1268)
OKLCH	oklch(37.33% 0.128 262.8)
XYZ	xyz(6.0601, 4.9726, 22.1087)
Luminance	0.0497 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#193B83 #836119

analogous

#197083 #193B83 #2C1983

triadic

#193B83 #83193B #3B8319

tetradic

#193B83 #831970 #836119 #19832C

square

#193B83 #831970 #836119 #19832C

split-complementary

#193B83 #832C19 #708319

monochromatic

#050D1C #0F2450 #193B83 #2352B6 #3D6FDA

Accessibility & contrast

On white

10.53

#193B83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#193B83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #193B83

10.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##193B83	#FFFFFF	#000000	##FFFFFF
##193B83	1.00	10.53	1.99	10.53
#FFFFFF	10.53	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#034486

Deuteranopia (green-blind)

#003A82

Tritanopia (blue-blind)

#004D59

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #193b83;
/* rgb */ color: rgb(25, 59, 131);
/* oklch */ color: oklch(37.3% 0.128 262.8);

Tailwind

colors: {
  custom: {
    50: '#6870a8',
    500: '#193b83',
    950: '#000000',
  },
}

SCSS

$custom: #193b83;
$custom-light: #6870a8;
$custom-dark: #000000;

JSON

{
  "hex": "#193b83",
  "rgb": {
    "r": 25,
    "g": 59,
    "b": 131
  },
  "hsl": {
    "h": 220.755,
    "s": 67.949,
    "l": 30.588
  },
  "oklch": {
    "l": 0.37326,
    "c": 0.12785,
    "h": 262.8
  },
  "luminance": 0.04973
}

Semantic roles & 50–950 ramp

primary

#193B83

secondary

#B79141

accent

#B33DEB

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#070710

muted

#7A7A7F

Preview Lab

Preview with #193B83

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

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