#193F8D#193F8D

#193F8D is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.0% C 0.137 H 262.4°. Best body text is #FFFFFF at 9.83:1 contrast (WCAG AA passes).

Color values

HEX	#193F8D
RGB	rgb(25, 63, 141)
HSL	hsl(220, 70%, 33%)
HSV	hsv(220, 82%, 55%)
CMYK	cmyk(82.3%, 55.3%, 0%, 44.7%)
CIE-LAB	lab(28.60, 17.18, -47.06)
CIE-LCH	lch(28.60, 50.10, 290.06°)
OKLab	oklab(39.05% -0.018 -0.1357)
OKLCH	oklch(39.05% 0.137 262.4)
XYZ	xyz(6.9844, 5.6839, 25.9231)
Luminance	0.0568 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#193F8D #8D6719

analogous

#19798D #193F8D #2D198D

triadic

#193F8D #8D193F #3F8D19

tetradic

#193F8D #8D1979 #8D6719 #198D2D

square

#193F8D #8D1979 #8D6719 #198D2D

split-complementary

#193F8D #8D2D19 #798D19

monochromatic

#071125 #102859 #193F8D #2256C1 #4376DE

Accessibility & contrast

On white

9.83

#193F8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#193F8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #193F8D

9.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##193F8D	#FFFFFF	#000000	##FFFFFF
##193F8D	1.00	9.83	2.14	9.83
#FFFFFF	9.83	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004990

Deuteranopia (green-blind)

#003E8B

Tritanopia (blue-blind)

#00525F

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #193f8d;
/* rgb */ color: rgb(25, 63, 141);
/* oklch */ color: oklch(39.0% 0.137 262.4);

Tailwind

colors: {
  custom: {
    50: '#6a73af',
    500: '#193f8d',
    950: '#000000',
  },
}

SCSS

$custom: #193f8d;
$custom-light: #6a73af;
$custom-dark: #000000;

JSON

{
  "hex": "#193f8d",
  "rgb": {
    "r": 25,
    "g": 63,
    "b": 141
  },
  "hsl": {
    "h": 220.345,
    "s": 69.88,
    "l": 32.549
  },
  "oklch": {
    "l": 0.39047,
    "c": 0.13693,
    "h": 262.4
  },
  "luminance": 0.05685
}

Semantic roles & 50–950 ramp

primary

#193F8D

secondary

#BF9643

accent

#B33BED

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#080810

muted

#7A7B7F

Preview Lab

Preview with #193F8D

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

Preview Lab → · Contrast checker → · Palette generator →