#193F9B#193F9B

#193F9B is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.3% C 0.156 H 263.8°. Best body text is #FFFFFF at 9.44:1 contrast (WCAG AA passes).

Color values

HEX	#193F9B
RGB	rgb(25, 63, 155)
HSL	hsl(222, 72%, 35%)
HSV	hsv(222, 84%, 61%)
CMYK	cmyk(83.9%, 59.4%, 0%, 39.2%)
CIE-LAB	lab(29.73, 22.85, -53.79)
CIE-LCH	lch(29.73, 58.44, 293.01°)
OKLab	oklab(40.25% -0.017 -0.1555)
OKLCH	oklch(40.25% 0.156 263.8)
XYZ	xyz(8.0927, 6.1273, 31.7601)
Luminance	0.0613 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#193F9B #9B7519

analogous

#19809B #193F9B #34199B

triadic

#193F9B #9B193F #3F9B19

tetradic

#193F9B #9B1980 #9B7519 #199B34

square

#193F9B #9B1980 #9B7519 #199B34

split-complementary

#193F9B #9B3419 #809B19

monochromatic

#081432 #112A66 #193F9B #2254D0 #4C78E2

Accessibility & contrast

On white

9.44

#193F9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#193F9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #193F9B

9.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##193F9B	#FFFFFF	#000000	##FFFFFF
##193F9B	1.00	9.44	2.23	9.44
#FFFFFF	9.44	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C9E

Deuteranopia (green-blind)

#004099

Tritanopia (blue-blind)

#005666

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #193f9b;
/* rgb */ color: rgb(25, 63, 155);
/* oklch */ color: oklch(40.3% 0.156 263.8);

Tailwind

colors: {
  custom: {
    50: '#6e73b9',
    500: '#193f9b',
    950: '#000000',
  },
}

SCSS

$custom: #193f9b;
$custom-light: #6e73b9;
$custom-dark: #000000;

JSON

{
  "hex": "#193f9b",
  "rgb": {
    "r": 25,
    "g": 63,
    "b": 155
  },
  "hsl": {
    "h": 222.462,
    "s": 72.222,
    "l": 35.294
  },
  "oklch": {
    "l": 0.40254,
    "c": 0.15645,
    "h": 263.8
  },
  "luminance": 0.06128
}

Semantic roles & 50–950 ramp

primary

#193F9B

secondary

#C4A14C

accent

#BA39EF

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080812

muted

#7B7B81

Preview Lab

Preview with #193F9B

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

Preview Lab → · Contrast checker → · Palette generator →