#13177F#13177F

#13177F is a dark, vivid blue. Relative luminance 0.023; OKLCH L 30.0% C 0.167 H 269.2°. Best body text is #FFFFFF at 14.42:1 contrast (WCAG AA passes).

Color values

HEX	#13177F
RGB	rgb(19, 23, 127)
HSL	hsl(238, 74%, 29%)
HSV	hsv(238, 85%, 50%)
CMYK	cmyk(85%, 81.9%, 0%, 50.2%)
CIE-LAB	lab(16.91, 37.75, -57.49)
CIE-LCH	lch(16.91, 68.77, 303.29°)
OKLab	oklab(29.99% -0.0023 -0.1665)
OKLCH	oklch(29.99% 0.167 269.2)
XYZ	xyz(4.4044, 2.2830, 20.2831)
Luminance	0.0228 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13177F #7F7B13

analogous

#134D7F #13177F #45137F

triadic

#13177F #7F1317 #177F13

tetradic

#13177F #7F134D #7F7B13 #137F45

square

#13177F #7F134D #7F7B13 #137F45

split-complementary

#13177F #7F4513 #4D7F13

monochromatic

#04051B #0B0D4A #13177F #1B21B4 #2D33E0

Accessibility & contrast

On white

14.42

#13177F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#13177F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13177F

14.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13177F	#FFFFFF	#000000	##FFFFFF
##13177F	1.00	14.42	1.46	14.42
#FFFFFF	14.42	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F82

Deuteranopia (green-blind)

#00247D

Tritanopia (blue-blind)

#00374B

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #13177f;
/* rgb */ color: rgb(19, 23, 127);
/* oklch */ color: oklch(30.0% 0.167 269.2);

Tailwind

colors: {
  custom: {
    50: '#6956a5',
    500: '#13177f',
    950: '#000000',
  },
}

SCSS

$custom: #13177f;
$custom-light: #6956a5;
$custom-dark: #000000;

JSON

{
  "hex": "#13177f",
  "rgb": {
    "r": 19,
    "g": 23,
    "b": 127
  },
  "hsl": {
    "h": 237.778,
    "s": 73.973,
    "l": 28.627
  },
  "oklch": {
    "l": 0.29987,
    "c": 0.16654,
    "h": 269.2
  },
  "luminance": 0.02284
}

Semantic roles & 50–950 ramp

primary

#13177F

secondary

#B4B039

accent

#EA37F1

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#08030F

muted

#7A787F

Preview Lab

Preview with #13177F

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

Preview Lab → · Contrast checker → · Palette generator →