#193B8E#193B8E

#193B8E is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.3% C 0.144 H 263.9°. Best body text is #FFFFFF at 10.21:1 contrast (WCAG AA passes).

Color values

HEX	#193B8E
RGB	rgb(25, 59, 142)
HSL	hsl(223, 70%, 33%)
HSV	hsv(223, 82%, 56%)
CMYK	cmyk(82.4%, 58.5%, 0%, 44.3%)
CIE-LAB	lab(27.54, 20.37, -49.41)
CIE-LCH	lch(27.54, 53.44, 292.41°)
OKLab	oklab(38.27% -0.0151 -0.1427)
OKLCH	oklch(38.27% 0.144 263.9)
XYZ	xyz(6.8456, 5.2868, 26.2456)
Luminance	0.0529 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#193B8E #8E6C19

analogous

#19758E #193B8E #31198E

triadic

#193B8E #8E193B #3B8E19

tetradic

#193B8E #8E1975 #8E6C19 #198E31

square

#193B8E #8E1975 #8E6C19 #198E31

split-complementary

#193B8E #8E3119 #758E19

monochromatic

#071026 #10255A #193B8E #2251C2 #4370DE

Accessibility & contrast

On white

10.21

#193B8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#193B8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #193B8E

10.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##193B8E	#FFFFFF	#000000	##FFFFFF
##193B8E	1.00	10.21	2.06	10.21
#FFFFFF	10.21	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004791

Deuteranopia (green-blind)

#003C8C

Tritanopia (blue-blind)

#00505E

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #193b8e;
/* rgb */ color: rgb(25, 59, 142);
/* oklch */ color: oklch(38.3% 0.144 263.9);

Tailwind

colors: {
  custom: {
    50: '#6b70b0',
    500: '#193b8e',
    950: '#000000',
  },
}

SCSS

$custom: #193b8e;
$custom-light: #6b70b0;
$custom-dark: #000000;

JSON

{
  "hex": "#193b8e",
  "rgb": {
    "r": 25,
    "g": 59,
    "b": 142
  },
  "hsl": {
    "h": 222.564,
    "s": 70.06,
    "l": 32.745
  },
  "oklch": {
    "l": 0.38268,
    "c": 0.14351,
    "h": 263.9
  },
  "luminance": 0.05288
}

Semantic roles & 50–950 ramp

primary

#193B8E

secondary

#BF9B44

accent

#B93BED

background

#F6F6FA

surface

#ECECF5

border

#C7C7CF

text

#080710

muted

#7A7A7F

Preview Lab

Preview with #193B8E

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

Preview Lab → · Contrast checker → · Palette generator →