#2145A1#2145A1

#2145A1 is a dark, vivid blue. Relative luminance 0.072; OKLCH L 42.3% C 0.155 H 264.5°. Best body text is #FFFFFF at 8.64:1 contrast (WCAG AA passes).

Color values

HEX	#2145A1
RGB	rgb(33, 69, 161)
HSL	hsl(223, 66%, 38%)
HSV	hsv(223, 80%, 63%)
CMYK	cmyk(79.5%, 57.1%, 0%, 36.9%)
CIE-LAB	lab(32.15, 21.91, -53.47)
CIE-LCH	lch(32.15, 57.79, 292.29°)
OKLab	oklab(42.3% -0.015 -0.1543)
OKLCH	oklch(42.3% 0.155 264.5)
XYZ	xyz(9.1861, 7.1517, 34.6076)
Luminance	0.0715 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2145A1 #A17D21

analogous

#2185A1 #2145A1 #3D21A1

triadic

#2145A1 #A12145 #45A121

tetradic

#2145A1 #A12185 #A17D21 #21A13D

square

#2145A1 #A12185 #A17D21 #21A13D

split-complementary

#2145A1 #A13D21 #85A121

monochromatic

#0C193B #172F6E #2145A1 #2C5BD4 #5E82DE

Accessibility & contrast

On white

8.64

#2145A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#2145A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2145A1

8.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2145A1	#FFFFFF	#000000	##FFFFFF
##2145A1	1.00	8.64	2.43	8.64
#FFFFFF	8.64	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052A4

Deuteranopia (green-blind)

#00469F

Tritanopia (blue-blind)

#005C6C

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #2145a1;
/* rgb */ color: rgb(33, 69, 161);
/* oklch */ color: oklch(42.3% 0.155 264.5);

Tailwind

colors: {
  custom: {
    50: '#7178be',
    500: '#2145a1',
    950: '#000000',
  },
}

SCSS

$custom: #2145a1;
$custom-light: #7178be;
$custom-dark: #000000;

JSON

{
  "hex": "#2145a1",
  "rgb": {
    "r": 33,
    "g": 69,
    "b": 161
  },
  "hsl": {
    "h": 223.125,
    "s": 65.979,
    "l": 38.039
  },
  "oklch": {
    "l": 0.42302,
    "c": 0.15508,
    "h": 264.5
  },
  "luminance": 0.07153
}

Semantic roles & 50–950 ramp

primary

#2145A1

secondary

#C3A65B

accent

#B93FE9

background

#F7F7FB

surface

#EDEDF7

border

#C8C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #2145A1

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

Preview Lab → · Contrast checker → · Palette generator →