#1713B4#1713B4

#1713B4 is a dark, highly saturated blue. Relative luminance 0.039; OKLCH L 36.5% C 0.229 H 267.8°. Best body text is #FFFFFF at 11.74:1 contrast (WCAG AA passes).

Color values

HEX	#1713B4
RGB	rgb(23, 19, 180)
HSL	hsl(241, 81%, 39%)
HSV	hsv(241, 89%, 71%)
CMYK	cmyk(87.2%, 89.4%, 0%, 29.4%)
CIE-LAB	lab(23.48, 56.21, -79.20)
CIE-LCH	lch(23.48, 97.12, 305.37°)
OKLab	oklab(36.54% -0.0087 -0.2291)
OKLCH	oklch(36.54% 0.229 267.8)
XYZ	xyz(8.8216, 3.9421, 43.4671)
Luminance	0.0394 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1713B4 #B0B413

analogous

#1360B4 #1713B4 #6813B4

triadic

#1713B4 #B41713 #13B417

tetradic

#1713B4 #B41360 #B0B413 #13B468

square

#1713B4 #B41360 #B0B413 #13B468

split-complementary

#1713B4 #B46813 #60B413

monochromatic

#090745 #100D7D #1713B4 #221DE7 #5854ED

Accessibility & contrast

On white

11.74

#1713B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#1713B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1713B4

11.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1713B4	#FFFFFF	#000000	##FFFFFF
##1713B4	1.00	11.74	1.79	11.74
#FFFFFF	11.74	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040B8

Deuteranopia (green-blind)

#002FB1

Tritanopia (blue-blind)

#004C6A

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #1713b4;
/* rgb */ color: rgb(23, 19, 180);
/* oklch */ color: oklch(36.5% 0.229 267.8);

Tailwind

colors: {
  custom: {
    50: '#7859cc',
    500: '#1713b4',
    950: '#000000',
  },
}

SCSS

$custom: #1713b4;
$custom-light: #7859cc;
$custom-dark: #000000;

JSON

{
  "hex": "#1713b4",
  "rgb": {
    "r": 23,
    "g": 19,
    "b": 180
  },
  "hsl": {
    "h": 241.491,
    "s": 80.905,
    "l": 39.02
  },
  "oklch": {
    "l": 0.36536,
    "c": 0.22926,
    "h": 267.8
  },
  "luminance": 0.03943
}

Semantic roles & 50–950 ramp

primary

#1713B4

secondary

#CCCF53

accent

#F730F2

background

#F8F5FC

surface

#EFE9F9

border

#CAC5D2

text

#0B0414

muted

#7C7982

Preview Lab

Preview with #1713B4

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

Preview Lab → · Contrast checker → · Palette generator →