#11287E#11287E

#11287E is a dark, vivid blue. Relative luminance 0.031; OKLCH L 32.6% C 0.147 H 266.1°. Best body text is #FFFFFF at 12.89:1 contrast (WCAG AA passes).

Color values

HEX	#11287E
RGB	rgb(17, 40, 126)
HSL	hsl(227, 76%, 28%)
HSV	hsv(227, 87%, 49%)
CMYK	cmyk(86.5%, 68.3%, 0%, 50.6%)
CIE-LAB	lab(20.61, 26.45, -50.75)
CIE-LCH	lch(20.61, 57.22, 297.53°)
OKLab	oklab(32.59% -0.0101 -0.147)
OKLCH	oklch(32.59% 0.147 266.1)
XYZ	xyz(4.7545, 3.1425, 20.0906)
Luminance	0.0314 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#11287E #7E6711

analogous

#115F7E #11287E #30117E

triadic

#11287E #7E1128 #287E11

tetradic

#11287E #7E115F #7E6711 #117E30

square

#11287E #7E115F #7E6711 #117E30

split-complementary

#11287E #7E3011 #5F7E11

monochromatic

#04091B #0A1748 #11287E #1839B4 #274FE2

Accessibility & contrast

On white

12.89

#11287E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#11287E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #11287E

12.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##11287E	#FFFFFF	#000000	##FFFFFF
##11287E	1.00	12.89	1.63	12.89
#FFFFFF	12.89	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003781

Deuteranopia (green-blind)

#002D7C

Tritanopia (blue-blind)

#003F4F

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #11287e;
/* rgb */ color: rgb(17, 40, 126);
/* oklch */ color: oklch(32.6% 0.147 266.1);

Tailwind

colors: {
  custom: {
    50: '#6661a4',
    500: '#11287e',
    950: '#000000',
  },
}

SCSS

$custom: #11287e;
$custom-light: #6661a4;
$custom-dark: #000000;

JSON

{
  "hex": "#11287e",
  "rgb": {
    "r": 17,
    "g": 40,
    "b": 126
  },
  "hsl": {
    "h": 227.339,
    "s": 76.224,
    "l": 28.039
  },
  "oklch": {
    "l": 0.32586,
    "c": 0.14737,
    "h": 266.1
  },
  "luminance": 0.03143
}

Semantic roles & 50–950 ramp

primary

#11287E

secondary

#B49A37

accent

#CB35F3

background

#F6F5FA

surface

#EBEAF4

border

#C6C6CE

text

#07050F

muted

#7A797F

Preview Lab

Preview with #11287E

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

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