#11388E#11388E

#11388E is a dark, vivid blue. Relative luminance 0.049; OKLCH L 37.4% C 0.149 H 262.9°. Best body text is #FFFFFF at 10.60:1 contrast (WCAG AA passes).

Color values

HEX	#11388E
RGB	rgb(17, 56, 142)
HSL	hsl(221, 79%, 31%)
HSV	hsv(221, 88%, 56%)
CMYK	cmyk(88%, 60.6%, 0%, 44.3%)
CIE-LAB	lab(26.45, 21.78, -51.19)
CIE-LCH	lch(26.45, 55.63, 293.05°)
OKLab	oklab(37.38% -0.0184 -0.1481)
OKLCH	oklch(37.38% 0.149 262.9)
XYZ	xyz(6.5261, 4.8997, 26.1877)
Luminance	0.0490 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#11388E #8E6711

analogous

#11768E #11388E #28118E

triadic

#11388E #8E1138 #388E11

tetradic

#11388E #8E1176 #8E6711 #118E28

square

#11388E #8E1176 #8E6711 #118E28

split-complementary

#11388E #8E2811 #768E11

monochromatic

#040D21 #0A2257 #11388E #184EC5 #336BE7

Accessibility & contrast

On white

10.60

#11388E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#11388E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #11388E

10.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##11388E	#FFFFFF	#000000	##FFFFFF
##11388E	1.00	10.60	1.98	10.60
#FFFFFF	10.60	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004491

Deuteranopia (green-blind)

#00398C

Tritanopia (blue-blind)

#004E5D

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #11388e;
/* rgb */ color: rgb(17, 56, 142);
/* oklch */ color: oklch(37.4% 0.149 262.9);

Tailwind

colors: {
  custom: {
    50: '#696eb0',
    500: '#11388e',
    950: '#000000',
  },
}

SCSS

$custom: #11388e;
$custom-light: #696eb0;
$custom-dark: #000000;

JSON

{
  "hex": "#11388e",
  "rgb": {
    "r": 17,
    "g": 56,
    "b": 142
  },
  "hsl": {
    "h": 221.28,
    "s": 78.616,
    "l": 31.176
  },
  "oklch": {
    "l": 0.3738,
    "c": 0.14926,
    "h": 262.9
  },
  "luminance": 0.04901
}

Semantic roles & 50–950 ramp

primary

#11388E

secondary

#C29738

accent

#B833F5

background

#F6F6FA

surface

#ECEBF5

border

#C7C6CF

text

#080711

muted

#7A7A80

Preview Lab

Preview with #11388E

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

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