#2118C9#2118C9

#2118C9 is a dark, highly saturated blue. Relative luminance 0.052; OKLCH L 40.0% C 0.247 H 269.1°. Best body text is #FFFFFF at 10.30:1 contrast (WCAG AA passes).

Color values

HEX	#2118C9
RGB	rgb(33, 24, 201)
HSL	hsl(243, 79%, 44%)
HSV	hsv(243, 88%, 79%)
CMYK	cmyk(83.6%, 88.1%, 0%, 21.2%)
CIE-LAB	lab(27.28, 60.72, -85.29)
CIE-LCH	lch(27.28, 104.69, 305.45°)
OKLab	oklab(40.02% -0.0038 -0.2467)
OKLCH	oklch(40.02% 0.247 269.1)
XYZ	xyz(11.4929, 5.1923, 55.6435)
Luminance	0.0519 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2118C9 #C0C918

analogous

#1868C9 #2118C9 #7A18C9

triadic

#2118C9 #C92118 #18C921

tetradic

#2118C9 #C91868 #C0C918 #18C97A

square

#2118C9 #C91868 #C0C918 #18C97A

split-complementary

#2118C9 #C97A18 #68C918

monochromatic

#0F0B5C #181192 #2118C9 #4037E7 #746EEE

Accessibility & contrast

On white

10.30

#2118C9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#2118C9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2118C9

10.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2118C9	#FFFFFF	#000000	##FFFFFF
##2118C9	1.00	10.30	2.04	10.30
#FFFFFF	10.30	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049CE

Deuteranopia (green-blind)

#0037C6

Tritanopia (blue-blind)

#005677

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #2118c9;
/* rgb */ color: rgb(33, 24, 201);
/* oklch */ color: oklch(40.0% 0.247 269.1);

Tailwind

colors: {
  custom: {
    50: '#805edb',
    500: '#2118c9',
    950: '#000000',
  },
}

SCSS

$custom: #2118c9;
$custom-light: #805edb;
$custom-dark: #000000;

JSON

{
  "hex": "#2118c9",
  "rgb": {
    "r": 33,
    "g": 24,
    "b": 201
  },
  "hsl": {
    "h": 243.051,
    "s": 78.667,
    "l": 44.118
  },
  "oklch": {
    "l": 0.40018,
    "c": 0.24671,
    "h": 269.1
  },
  "luminance": 0.05194
}

Semantic roles & 50–950 ramp

primary

#2118C9

secondary

#CED469

accent

#F533EB

background

#F8F5FD

surface

#F0EAFB

border

#CBC6D4

text

#0D0515

muted

#7D7983

Preview Lab

Preview with #2118C9

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

Preview Lab → · Contrast checker → · Palette generator →