#2145AD#2145AD

#2145AD is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.3% C 0.171 H 265.2°. Best body text is #FFFFFF at 8.34:1 contrast (WCAG AA passes).

Color values

HEX	#2145AD
RGB	rgb(33, 69, 173)
HSL	hsl(225, 68%, 40%)
HSV	hsv(225, 81%, 68%)
CMYK	cmyk(80.9%, 60.1%, 0%, 32.2%)
CIE-LAB	lab(33.13, 26.60, -59.08)
CIE-LCH	lch(33.13, 64.79, 294.24°)
OKLab	oklab(43.34% -0.0145 -0.1708)
OKLCH	oklch(43.34% 0.171 265.2)
XYZ	xyz(10.2955, 7.5955, 40.4505)
Luminance	0.0760 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2145AD #AD8921

analogous

#218BAD #2145AD #4321AD

triadic

#2145AD #AD2145 #45AD21

tetradic

#2145AD #AD218B #AD8921 #21AD43

square

#2145AD #AD218B #AD8921 #21AD43

split-complementary

#2145AD #AD4321 #8BAD21

monochromatic

#0D1C46 #17317A #2145AD #335ED8 #6686E2

Accessibility & contrast

On white

8.34

#2145AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#2145AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2145AD

8.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2145AD	#FFFFFF	#000000	##FFFFFF
##2145AD	1.00	8.34	2.52	8.34
#FFFFFF	8.34	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B0

Deuteranopia (green-blind)

#0048AB

Tritanopia (blue-blind)

#006072

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2145ad;
/* rgb */ color: rgb(33, 69, 173);
/* oklch */ color: oklch(43.3% 0.171 265.2);

Tailwind

colors: {
  custom: {
    50: '#7578c6',
    500: '#2145ad',
    950: '#000000',
  },
}

SCSS

$custom: #2145ad;
$custom-light: #7578c6;
$custom-dark: #000000;

JSON

{
  "hex": "#2145ad",
  "rgb": {
    "r": 33,
    "g": 69,
    "b": 173
  },
  "hsl": {
    "h": 224.571,
    "s": 67.961,
    "l": 40.392
  },
  "oklch": {
    "l": 0.43339,
    "c": 0.17141,
    "h": 265.2
  },
  "luminance": 0.07597
}

Semantic roles & 50–950 ramp

primary

#2145AD

secondary

#C7AD62

accent

#BE3DEB

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2145AD

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

Preview Lab → · Contrast checker → · Palette generator →