#11377F#11377F

#11377F is a dark, vivid blue. Relative luminance 0.044; OKLCH L 35.8% C 0.129 H 261.6°. Best body text is #FFFFFF at 11.19:1 contrast (WCAG AA passes).

Color values

HEX	#11377F
RGB	rgb(17, 55, 127)
HSL	hsl(219, 76%, 28%)
HSV	hsv(219, 87%, 50%)
CMYK	cmyk(86.6%, 56.7%, 0%, 50.2%)
CIE-LAB	lab(24.90, 16.24, -44.36)
CIE-LCH	lch(24.90, 47.24, 290.11°)
OKLab	oklab(35.82% -0.0189 -0.1281)
OKLCH	oklch(35.82% 0.129 261.6)
XYZ	xyz(5.4267, 4.3832, 20.6346)
Luminance	0.0438 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#11377F #7F5911

analogous

#116E7F #11377F #22117F

triadic

#11377F #7F1137 #377F11

tetradic

#11377F #7F116E #7F5911 #117F22

square

#11377F #7F116E #7F5911 #117F22

split-complementary

#11377F #7F2211 #6E7F11

monochromatic

#040C1B #0A2049 #11377F #184EB5 #2868E2

Accessibility & contrast

On white

11.19

#11377F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#11377F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #11377F

11.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##11377F	#FFFFFF	#000000	##FFFFFF
##11377F	1.00	11.19	1.88	11.19
#FFFFFF	11.19	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004082

Deuteranopia (green-blind)

#00367E

Tritanopia (blue-blind)

#004955

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #11377f;
/* rgb */ color: rgb(17, 55, 127);
/* oklch */ color: oklch(35.8% 0.129 261.6);

Tailwind

colors: {
  custom: {
    50: '#656da5',
    500: '#11377f',
    950: '#000000',
  },
}

SCSS

$custom: #11377f;
$custom-light: #656da5;
$custom-dark: #000000;

JSON

{
  "hex": "#11377f",
  "rgb": {
    "r": 17,
    "g": 55,
    "b": 127
  },
  "hsl": {
    "h": 219.273,
    "s": 76.389,
    "l": 28.235
  },
  "oklch": {
    "l": 0.3582,
    "c": 0.12948,
    "h": 261.6
  },
  "luminance": 0.04384
}

Semantic roles & 50–950 ramp

primary

#11377F

secondary

#B58937

accent

#B135F3

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #11377F

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

Preview Lab → · Contrast checker → · Palette generator →