#11377D#11377D

#11377D is a dark, vivid blue. Relative luminance 0.043; OKLCH L 35.6% C 0.127 H 261.3°. Best body text is #FFFFFF at 11.25:1 contrast (WCAG AA passes).

Color values

HEX	#11377D
RGB	rgb(17, 55, 125)
HSL	hsl(219, 76%, 28%)
HSV	hsv(219, 86%, 49%)
CMYK	cmyk(86.4%, 56%, 0%, 51%)
CIE-LAB	lab(24.74, 15.40, -43.36)
CIE-LCH	lch(24.74, 46.02, 289.55°)
OKLab	oklab(35.65% -0.0191 -0.1251)
OKLCH	oklch(35.65% 0.127 261.3)
XYZ	xyz(5.2977, 4.3316, 19.9549)
Luminance	0.0433 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#11377D #7D5711

analogous

#116D7D #11377D #21117D

triadic

#11377D #7D1137 #377D11

tetradic

#11377D #7D116D #7D5711 #117D21

square

#11377D #7D116D #7D5711 #117D21

split-complementary

#11377D #7D2111 #6D7D11

monochromatic

#040C1B #0A1F47 #11377D #184FB3 #2769E2

Accessibility & contrast

On white

11.25

#11377D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#11377D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #11377D

11.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##11377D	#FFFFFF	#000000	##FFFFFF
##11377D	1.00	11.25	1.87	11.25
#FFFFFF	11.25	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00407F

Deuteranopia (green-blind)

#00367C

Tritanopia (blue-blind)

#004854

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #11377d;
/* rgb */ color: rgb(17, 55, 125);
/* oklch */ color: oklch(35.6% 0.127 261.3);

Tailwind

colors: {
  custom: {
    50: '#646da3',
    500: '#11377d',
    950: '#000000',
  },
}

SCSS

$custom: #11377d;
$custom-light: #646da3;
$custom-dark: #000000;

JSON

{
  "hex": "#11377d",
  "rgb": {
    "r": 17,
    "g": 55,
    "b": 125
  },
  "hsl": {
    "h": 218.889,
    "s": 76.056,
    "l": 27.843
  },
  "oklch": {
    "l": 0.35647,
    "c": 0.1266,
    "h": 261.3
  },
  "luminance": 0.04332
}

Semantic roles & 50–950 ramp

primary

#11377D

secondary

#B38737

accent

#B035F3

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#06070F

muted

#7A7A7F

Preview Lab

Preview with #11377D

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

Preview Lab → · Contrast checker → · Palette generator →