#1815A0#1815A0

#1815A0 is a dark, highly saturated blue. Relative luminance 0.033; OKLCH L 34.2% C 0.206 H 269.0°. Best body text is #FFFFFF at 12.70:1 contrast (WCAG AA passes).

Color values

HEX	#1815A0
RGB	rgb(24, 21, 160)
HSL	hsl(241, 77%, 35%)
HSV	hsv(241, 87%, 63%)
CMYK	cmyk(85%, 86.9%, 0%, 37.3%)
CIE-LAB	lab(21.09, 49.61, -71.10)
CIE-LCH	lch(21.09, 86.69, 304.91°)
OKLab	oklab(34.16% -0.0037 -0.2057)
OKLCH	oklch(34.16% 0.206 269)
XYZ	xyz(6.9879, 3.2677, 33.5133)
Luminance	0.0327 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1815A0 #9DA015

analogous

#1557A0 #1815A0 #5D15A0

triadic

#1815A0 #A01815 #15A018

tetradic

#1815A0 #A01557 #9DA015 #15A05D

square

#1815A0 #A01557 #9DA015 #15A05D

split-complementary

#1815A0 #A05D15 #57A015

monochromatic

#080734 #100E6A #1815A0 #201CD6 #4C48E7

Accessibility & contrast

On white

12.70

#1815A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#1815A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1815A0

12.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1815A0	#FFFFFF	#000000	##FFFFFF
##1815A0	1.00	12.70	1.65	12.70
#FFFFFF	12.70	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003AA4

Deuteranopia (green-blind)

#002B9E

Tritanopia (blue-blind)

#00445E

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #1815a0;
/* rgb */ color: rgb(24, 21, 160);
/* oklch */ color: oklch(34.2% 0.206 269.0);

Tailwind

colors: {
  custom: {
    50: '#7358be',
    500: '#1815a0',
    950: '#000000',
  },
}

SCSS

$custom: #1815a0;
$custom-light: #7358be;
$custom-dark: #000000;

JSON

{
  "hex": "#1815a0",
  "rgb": {
    "r": 24,
    "g": 21,
    "b": 160
  },
  "hsl": {
    "h": 241.295,
    "s": 76.796,
    "l": 35.49
  },
  "oklch": {
    "l": 0.34162,
    "c": 0.20577,
    "h": 269
  },
  "luminance": 0.03269
}

Semantic roles & 50–950 ramp

primary

#1815A0

secondary

#C5C849

accent

#F334EF

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #1815A0

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

Preview Lab → · Contrast checker → · Palette generator →