#193A8F#193A8F

#193A8F is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.1% C 0.146 H 264.3°. Best body text is #FFFFFF at 10.28:1 contrast (WCAG AA passes).

Color values

HEX	#193A8F
RGB	rgb(25, 58, 143)
HSL	hsl(223, 70%, 33%)
HSV	hsv(223, 83%, 56%)
CMYK	cmyk(82.5%, 59.4%, 0%, 43.9%)
CIE-LAB	lab(27.34, 21.47, -50.34)
CIE-LCH	lch(27.34, 54.73, 293.10°)
OKLab	oklab(38.15% -0.0144 -0.1455)
OKLCH	oklch(38.15% 0.146 264.3)
XYZ	xyz(6.8701, 5.2151, 26.6258)
Luminance	0.0522 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#193A8F #8F6E19

analogous

#19758F #193A8F #33198F

triadic

#193A8F #8F193A #3A8F19

tetradic

#193A8F #8F1975 #8F6E19 #198F33

square

#193A8F #8F1975 #8F6E19 #198F33

split-complementary

#193A8F #8F3319 #758F19

monochromatic

#071027 #10255B #193A8F #224FC3 #446FDE

Accessibility & contrast

On white

10.28

#193A8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#193A8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #193A8F

10.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##193A8F	#FFFFFF	#000000	##FFFFFF
##193A8F	1.00	10.28	2.04	10.28
#FFFFFF	10.28	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004692

Deuteranopia (green-blind)

#003B8D

Tritanopia (blue-blind)

#004F5E

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #193a8f;
/* rgb */ color: rgb(25, 58, 143);
/* oklch */ color: oklch(38.1% 0.146 264.3);

Tailwind

colors: {
  custom: {
    50: '#6b6fb1',
    500: '#193a8f',
    950: '#000000',
  },
}

SCSS

$custom: #193a8f;
$custom-light: #6b6fb1;
$custom-dark: #000000;

JSON

{
  "hex": "#193a8f",
  "rgb": {
    "r": 25,
    "g": 58,
    "b": 143
  },
  "hsl": {
    "h": 223.22,
    "s": 70.238,
    "l": 32.941
  },
  "oklch": {
    "l": 0.38146,
    "c": 0.1462,
    "h": 264.3
  },
  "luminance": 0.05216
}

Semantic roles & 50–950 ramp

primary

#193A8F

secondary

#BF9D44

accent

#BB3BED

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080711

muted

#7B7A80

Preview Lab

Preview with #193A8F

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

Preview Lab → · Contrast checker → · Palette generator →