#2247B1#2247B1

#2247B1 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.1% C 0.174 H 265.1°. Best body text is #FFFFFF at 8.06:1 contrast (WCAG AA passes).

Color values

HEX	#2247B1
RGB	rgb(34, 71, 177)
HSL	hsl(224, 68%, 41%)
HSV	hsv(224, 81%, 69%)
CMYK	cmyk(80.8%, 59.9%, 0%, 30.6%)
CIE-LAB	lab(34.02, 26.90, -59.99)
CIE-LCH	lch(34.02, 65.74, 294.15°)
OKLab	oklab(44.12% -0.0148 -0.1734)
OKLCH	oklch(44.12% 0.174 265.1)
XYZ	xyz(10.8459, 8.0196, 42.5628)
Luminance	0.0802 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2247B1 #B18C22

analogous

#228FB1 #2247B1 #4522B1

triadic

#2247B1 #B12247 #47B122

tetradic

#2247B1 #B1228F #B18C22 #22B145

square

#2247B1 #B1228F #B18C22 #22B145

split-complementary

#2247B1 #B14522 #8FB122

monochromatic

#0E1E4A #18327E #2247B1 #3861D9 #6B8AE3

Accessibility & contrast

On white

8.06

#2247B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#2247B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2247B1

8.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2247B1	#FFFFFF	#000000	##FFFFFF
##2247B1	1.00	8.06	2.60	8.06
#FFFFFF	8.06	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B5

Deuteranopia (green-blind)

#004AAF

Tritanopia (blue-blind)

#006275

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2247b1;
/* rgb */ color: rgb(34, 71, 177);
/* oklch */ color: oklch(44.1% 0.174 265.1);

Tailwind

colors: {
  custom: {
    50: '#7679c9',
    500: '#2247b1',
    950: '#000000',
  },
}

SCSS

$custom: #2247b1;
$custom-light: #7679c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2247b1",
  "rgb": {
    "r": 34,
    "g": 71,
    "b": 177
  },
  "hsl": {
    "h": 224.476,
    "s": 67.773,
    "l": 41.373
  },
  "oklch": {
    "l": 0.44123,
    "c": 0.17406,
    "h": 265.1
  },
  "luminance": 0.08021
}

Semantic roles & 50–950 ramp

primary

#2247B1

secondary

#C9AF66

accent

#BE3DEB

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2247B1

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

Preview Lab → · Contrast checker → · Palette generator →