#193B8D#193B8D

#193B8D is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.2% C 0.142 H 263.9°. Best body text is #FFFFFF at 10.24:1 contrast (WCAG AA passes).

Color values

HEX	#193B8D
RGB	rgb(25, 59, 141)
HSL	hsl(222, 70%, 33%)
HSV	hsv(222, 82%, 55%)
CMYK	cmyk(82.3%, 58.2%, 0%, 44.7%)
CIE-LAB	lab(27.45, 19.97, -48.92)
CIE-LCH	lch(27.45, 52.84, 292.20°)
OKLab	oklab(38.18% -0.0152 -0.1413)
OKLCH	oklch(38.18% 0.142 263.9)
XYZ	xyz(6.7709, 5.2569, 25.8520)
Luminance	0.0526 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#193B8D #8D6B19

analogous

#19758D #193B8D #31198D

triadic

#193B8D #8D193B #3B8D19

tetradic

#193B8D #8D1975 #8D6B19 #198D31

square

#193B8D #8D1975 #8D6B19 #198D31

split-complementary

#193B8D #8D3119 #758D19

monochromatic

#070F25 #102559 #193B8D #2251C1 #4370DE

Accessibility & contrast

On white

10.24

#193B8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#193B8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #193B8D

10.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##193B8D	#FFFFFF	#000000	##FFFFFF
##193B8D	1.00	10.24	2.05	10.24
#FFFFFF	10.24	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004690

Deuteranopia (green-blind)

#003C8B

Tritanopia (blue-blind)

#00505E

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #193b8d;
/* rgb */ color: rgb(25, 59, 141);
/* oklch */ color: oklch(38.2% 0.142 263.9);

Tailwind

colors: {
  custom: {
    50: '#6b70af',
    500: '#193b8d',
    950: '#000000',
  },
}

SCSS

$custom: #193b8d;
$custom-light: #6b70af;
$custom-dark: #000000;

JSON

{
  "hex": "#193b8d",
  "rgb": {
    "r": 25,
    "g": 59,
    "b": 141
  },
  "hsl": {
    "h": 222.414,
    "s": 69.88,
    "l": 32.549
  },
  "oklch": {
    "l": 0.38181,
    "c": 0.14211,
    "h": 263.9
  },
  "luminance": 0.05258
}

Semantic roles & 50–950 ramp

primary

#193B8D

secondary

#BF9A43

accent

#B93BED

background

#F6F6FA

surface

#ECECF5

border

#C7C7CF

text

#080710

muted

#7A7A7F

Preview Lab

Preview with #193B8D

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

Preview Lab → · Contrast checker → · Palette generator →