#1813A0#1813A0

#1813A0 is a dark, highly saturated blue. Relative luminance 0.032; OKLCH L 34.0% C 0.207 H 269.0°. Best body text is #FFFFFF at 12.81:1 contrast (WCAG AA passes).

Color values

HEX	#1813A0
RGB	rgb(24, 19, 160)
HSL	hsl(242, 79%, 35%)
HSV	hsv(242, 88%, 63%)
CMYK	cmyk(85%, 88.1%, 0%, 37.3%)
CIE-LAB	lab(20.82, 50.42, -71.54)
CIE-LCH	lch(20.82, 87.52, 305.17°)
OKLab	oklab(33.98% -0.0035 -0.207)
OKLCH	oklch(33.98% 0.207 269)
XYZ	xyz(6.9526, 3.1972, 33.5016)
Luminance	0.0320 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1813A0 #9BA013

analogous

#1354A0 #1813A0 #5F13A0

triadic

#1813A0 #A01813 #13A018

tetradic

#1813A0 #A01354 #9BA013 #13A05F

square

#1813A0 #A01354 #9BA013 #13A05F

split-complementary

#1813A0 #A05F13 #54A013

monochromatic

#080633 #100D69 #1813A0 #2019D7 #4A45E9

Accessibility & contrast

On white

12.81

#1813A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#1813A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1813A0

12.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1813A0	#FFFFFF	#000000	##FFFFFF
##1813A0	1.00	12.81	1.64	12.81
#FFFFFF	12.81	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0039A4

Deuteranopia (green-blind)

#002A9E

Tritanopia (blue-blind)

#00445E

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1813a0;
/* rgb */ color: rgb(24, 19, 160);
/* oklch */ color: oklch(34.0% 0.207 269.0);

Tailwind

colors: {
  custom: {
    50: '#7357be',
    500: '#1813a0',
    950: '#000000',
  },
}

SCSS

$custom: #1813a0;
$custom-light: #7357be;
$custom-dark: #000000;

JSON

{
  "hex": "#1813a0",
  "rgb": {
    "r": 24,
    "g": 19,
    "b": 160
  },
  "hsl": {
    "h": 242.128,
    "s": 78.771,
    "l": 35.098
  },
  "oklch": {
    "l": 0.33978,
    "c": 0.20702,
    "h": 269
  },
  "luminance": 0.03198
}

Semantic roles & 50–950 ramp

primary

#1813A0

secondary

#C5C945

accent

#F533EE

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0312

muted

#7C7881

Preview Lab

Preview with #1813A0

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

Preview Lab → · Contrast checker → · Palette generator →