#193F8E#193F8E

#193F8E is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.1% C 0.138 H 262.5°. Best body text is #FFFFFF at 9.80:1 contrast (WCAG AA passes).

Color values

HEX	#193F8E
RGB	rgb(25, 63, 142)
HSL	hsl(221, 70%, 33%)
HSV	hsv(221, 82%, 56%)
CMYK	cmyk(82.4%, 55.6%, 0%, 44.3%)
CIE-LAB	lab(28.68, 17.59, -47.55)
CIE-LCH	lch(28.68, 50.70, 290.30°)
OKLab	oklab(39.13% -0.0179 -0.1372)
OKLCH	oklch(39.13% 0.138 262.5)
XYZ	xyz(7.0591, 5.7138, 26.3168)
Luminance	0.0571 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#193F8E #8E6819

analogous

#19798E #193F8E #2E198E

triadic

#193F8E #8E193F #3F8E19

tetradic

#193F8E #8E1979 #8E6819 #198E2E

square

#193F8E #8E1979 #8E6819 #198E2E

split-complementary

#193F8E #8E2E19 #798E19

monochromatic

#071126 #10285A #193F8E #2256C2 #4376DE

Accessibility & contrast

On white

9.80

#193F8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#193F8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #193F8E

9.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##193F8E	#FFFFFF	#000000	##FFFFFF
##193F8E	1.00	9.80	2.14	9.80
#FFFFFF	9.80	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004991

Deuteranopia (green-blind)

#003F8C

Tritanopia (blue-blind)

#005260

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #193f8e;
/* rgb */ color: rgb(25, 63, 142);
/* oklch */ color: oklch(39.1% 0.138 262.5);

Tailwind

colors: {
  custom: {
    50: '#6b73b0',
    500: '#193f8e',
    950: '#000000',
  },
}

SCSS

$custom: #193f8e;
$custom-light: #6b73b0;
$custom-dark: #000000;

JSON

{
  "hex": "#193f8e",
  "rgb": {
    "r": 25,
    "g": 63,
    "b": 142
  },
  "hsl": {
    "h": 220.513,
    "s": 70.06,
    "l": 32.745
  },
  "oklch": {
    "l": 0.39131,
    "c": 0.13835,
    "h": 262.5
  },
  "luminance": 0.05715
}

Semantic roles & 50–950 ramp

primary

#193F8E

secondary

#BF9744

accent

#B33BED

background

#F6F6FA

surface

#ECECF5

border

#C7C7CF

text

#080810

muted

#7A7B7F

Preview Lab

Preview with #193F8E

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

Preview Lab → · Contrast checker → · Palette generator →