#2140A4#2140A4

#2140A4 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.5% C 0.165 H 266.0°. Best body text is #FFFFFF at 9.00:1 contrast (WCAG AA passes).

Color values

HEX	#2140A4
RGB	rgb(33, 64, 164)
HSL	hsl(226, 66%, 39%)
HSV	hsv(226, 80%, 64%)
CMYK	cmyk(79.9%, 61%, 0%, 35.7%)
CIE-LAB	lab(31.04, 26.46, -57.09)
CIE-LCH	lch(31.04, 62.92, 294.87°)
OKLab	oklab(41.55% -0.0115 -0.165)
OKLCH	oklch(41.55% 0.165 266)
XYZ	xyz(9.1591, 6.6694, 35.9194)
Luminance	0.0667 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2140A4 #A48521

analogous

#2181A4 #2140A4 #4421A4

triadic

#2140A4 #A42140 #40A421

tetradic

#2140A4 #A42181 #A48521 #21A444

square

#2140A4 #A42181 #A48521 #21A444

split-complementary

#2140A4 #A44421 #81A421

monochromatic

#0C183E #172C71 #2140A4 #2D55D5 #607EDF

Accessibility & contrast

On white

9.00

#2140A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#2140A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2140A4

9.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2140A4	#FFFFFF	#000000	##FFFFFF
##2140A4	1.00	9.00	2.33	9.00
#FFFFFF	9.00	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA7

Deuteranopia (green-blind)

#0043A2

Tritanopia (blue-blind)

#005A6B

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2140a4;
/* rgb */ color: rgb(33, 64, 164);
/* oklch */ color: oklch(41.5% 0.165 266.0);

Tailwind

colors: {
  custom: {
    50: '#7374c0',
    500: '#2140a4',
    950: '#000000',
  },
}

SCSS

$custom: #2140a4;
$custom-light: #7374c0;
$custom-dark: #000000;

JSON

{
  "hex": "#2140a4",
  "rgb": {
    "r": 33,
    "g": 64,
    "b": 164
  },
  "hsl": {
    "h": 225.802,
    "s": 66.497,
    "l": 38.627
  },
  "oklch": {
    "l": 0.4155,
    "c": 0.16544,
    "h": 266
  },
  "luminance": 0.0667
}

Semantic roles & 50–950 ramp

primary

#2140A4

secondary

#C4AC5D

accent

#C13EE9

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #2140A4

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

Preview Lab → · Contrast checker → · Palette generator →