#193B8B#193B8B

#193B8B is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.0% C 0.139 H 263.7°. Best body text is #FFFFFF at 10.30:1 contrast (WCAG AA passes).

Color values

HEX	#193B8B
RGB	rgb(25, 59, 139)
HSL	hsl(222, 70%, 32%)
HSV	hsv(222, 82%, 55%)
CMYK	cmyk(82%, 57.6%, 0%, 45.5%)
CIE-LAB	lab(27.29, 19.15, -47.95)
CIE-LCH	lch(27.29, 51.64, 291.78°)
OKLab	oklab(38.01% -0.0153 -0.1384)
OKLCH	oklch(38.01% 0.139 263.7)
XYZ	xyz(6.6234, 5.1979, 25.0753)
Luminance	0.0520 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#193B8B #8B6919

analogous

#19748B #193B8B #30198B

triadic

#193B8B #8B193B #3B8B19

tetradic

#193B8B #8B1974 #8B6919 #198B30

square

#193B8B #8B1974 #8B6919 #198B30

split-complementary

#193B8B #8B3019 #748B19

monochromatic

#060F23 #102557 #193B8B #2251BF #4170DD

Accessibility & contrast

On white

10.30

#193B8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#193B8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #193B8B

10.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##193B8B	#FFFFFF	#000000	##FFFFFF
##193B8B	1.00	10.30	2.04	10.30
#FFFFFF	10.30	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00468E

Deuteranopia (green-blind)

#003B89

Tritanopia (blue-blind)

#004F5D

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #193b8b;
/* rgb */ color: rgb(25, 59, 139);
/* oklch */ color: oklch(38.0% 0.139 263.7);

Tailwind

colors: {
  custom: {
    50: '#6a70ae',
    500: '#193b8b',
    950: '#000000',
  },
}

SCSS

$custom: #193b8b;
$custom-light: #6a70ae;
$custom-dark: #000000;

JSON

{
  "hex": "#193b8b",
  "rgb": {
    "r": 25,
    "g": 59,
    "b": 139
  },
  "hsl": {
    "h": 222.105,
    "s": 69.512,
    "l": 32.157
  },
  "oklch": {
    "l": 0.38006,
    "c": 0.13929,
    "h": 263.7
  },
  "luminance": 0.05199
}

Semantic roles & 50–950 ramp

primary

#193B8B

secondary

#BE9942

accent

#B83BEC

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#080710

muted

#7A7A7F

Preview Lab

Preview with #193B8B

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

Preview Lab → · Contrast checker → · Palette generator →