#193B87#193B87

#193B87 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 37.7% C 0.134 H 263.3°. Best body text is #FFFFFF at 10.41:1 contrast (WCAG AA passes).

Color values

HEX	#193B87
RGB	rgb(25, 59, 135)
HSL	hsl(221, 69%, 31%)
HSV	hsv(221, 81%, 53%)
CMYK	cmyk(81.5%, 56.3%, 0%, 47.1%)
CIE-LAB	lab(26.97, 17.52, -45.99)
CIE-LCH	lch(26.97, 49.22, 290.86°)
OKLab	oklab(37.66% -0.0157 -0.1327)
OKLCH	oklch(37.66% 0.134 263.3)
XYZ	xyz(6.3365, 5.0831, 23.5642)
Luminance	0.0508 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#193B87 #876519

analogous

#197287 #193B87 #2E1987

triadic

#193B87 #87193B #3B8719

tetradic

#193B87 #871972 #876519 #19872E

square

#193B87 #871972 #876519 #19872E

split-complementary

#193B87 #872E19 #728719

monochromatic

#060E20 #0F2453 #193B87 #2352BB #3F6FDB

Accessibility & contrast

On white

10.41

#193B87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#193B87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #193B87

10.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##193B87	#FFFFFF	#000000	##FFFFFF
##193B87	1.00	10.41	2.02	10.41
#FFFFFF	10.41	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00458A

Deuteranopia (green-blind)

#003B86

Tritanopia (blue-blind)

#004E5B

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #193b87;
/* rgb */ color: rgb(25, 59, 135);
/* oklch */ color: oklch(37.7% 0.134 263.3);

Tailwind

colors: {
  custom: {
    50: '#6970ab',
    500: '#193b87',
    950: '#000000',
  },
}

SCSS

$custom: #193b87;
$custom-light: #6970ab;
$custom-dark: #000000;

JSON

{
  "hex": "#193b87",
  "rgb": {
    "r": 25,
    "g": 59,
    "b": 135
  },
  "hsl": {
    "h": 221.455,
    "s": 68.75,
    "l": 31.373
  },
  "oklch": {
    "l": 0.37663,
    "c": 0.13359,
    "h": 263.3
  },
  "luminance": 0.05084
}

Semantic roles & 50–950 ramp

primary

#193B87

secondary

#BA9541

accent

#B53CEC

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#070710

muted

#7A7A7F

Preview Lab

Preview with #193B87

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

Preview Lab → · Contrast checker → · Palette generator →