#193B88#193B88

#193B88 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 37.7% C 0.135 H 263.4°. Best body text is #FFFFFF at 10.38:1 contrast (WCAG AA passes).

Color values

HEX	#193B88
RGB	rgb(25, 59, 136)
HSL	hsl(222, 69%, 32%)
HSV	hsv(222, 82%, 53%)
CMYK	cmyk(81.6%, 56.6%, 0%, 46.7%)
CIE-LAB	lab(27.05, 17.93, -46.48)
CIE-LCH	lch(27.05, 49.82, 291.10°)
OKLab	oklab(37.75% -0.0156 -0.1341)
OKLCH	oklch(37.75% 0.135 263.4)
XYZ	xyz(6.4072, 5.1114, 23.9367)
Luminance	0.0511 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#193B88 #886619

analogous

#197388 #193B88 #2F1988

triadic

#193B88 #88193B #3B8819

tetradic

#193B88 #881973 #886619 #19882F

square

#193B88 #881973 #886619 #19882F

split-complementary

#193B88 #882F19 #738819

monochromatic

#060E21 #0F2554 #193B88 #2351BC #406FDC

Accessibility & contrast

On white

10.38

#193B88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#193B88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #193B88

10.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##193B88	#FFFFFF	#000000	##FFFFFF
##193B88	1.00	10.38	2.02	10.38
#FFFFFF	10.38	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00458B

Deuteranopia (green-blind)

#003B86

Tritanopia (blue-blind)

#004E5B

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #193b88;
/* rgb */ color: rgb(25, 59, 136);
/* oklch */ color: oklch(37.7% 0.135 263.4);

Tailwind

colors: {
  custom: {
    50: '#6970ab',
    500: '#193b88',
    950: '#000000',
  },
}

SCSS

$custom: #193b88;
$custom-light: #6970ab;
$custom-dark: #000000;

JSON

{
  "hex": "#193b88",
  "rgb": {
    "r": 25,
    "g": 59,
    "b": 136
  },
  "hsl": {
    "h": 221.622,
    "s": 68.944,
    "l": 31.569
  },
  "oklch": {
    "l": 0.37748,
    "c": 0.13502,
    "h": 263.4
  },
  "luminance": 0.05112
}

Semantic roles & 50–950 ramp

primary

#193B88

secondary

#BB9641

accent

#B63CEC

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#070710

muted

#7A7A7F

Preview Lab

Preview with #193B88

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

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