#2247A8#2247A8

#2247A8 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.3% C 0.162 H 264.6°. Best body text is #FFFFFF at 8.28:1 contrast (WCAG AA passes).

Color values

HEX	#2247A8
RGB	rgb(34, 71, 168)
HSL	hsl(223, 66%, 40%)
HSV	hsv(223, 80%, 66%)
CMYK	cmyk(79.8%, 57.7%, 0%, 34.1%)
CIE-LAB	lab(33.29, 23.41, -55.82)
CIE-LCH	lch(33.29, 60.53, 292.75°)
OKLab	oklab(43.35% -0.0152 -0.1612)
OKLCH	oklch(43.35% 0.162 264.6)
XYZ	xyz(9.9783, 7.6725, 37.9932)
Luminance	0.0767 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2247A8 #A88322

analogous

#228AA8 #2247A8 #4022A8

triadic

#2247A8 #A82247 #47A822

tetradic

#2247A8 #A8228A #A88322 #22A840

square

#2247A8 #A8228A #A88322 #22A840

split-complementary

#2247A8 #A84022 #8AA822

monochromatic

#0D1C42 #183175 #2247A8 #325FD5 #6587E0

Accessibility & contrast

On white

8.28

#2247A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#2247A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2247A8

8.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2247A8	#FFFFFF	#000000	##FFFFFF
##2247A8	1.00	8.28	2.53	8.28
#FFFFFF	8.28	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055AB

Deuteranopia (green-blind)

#0048A6

Tritanopia (blue-blind)

#005F70

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2247a8;
/* rgb */ color: rgb(34, 71, 168);
/* oklch */ color: oklch(43.3% 0.162 264.6);

Tailwind

colors: {
  custom: {
    50: '#7379c3',
    500: '#2247a8',
    950: '#000000',
  },
}

SCSS

$custom: #2247a8;
$custom-light: #7379c3;
$custom-dark: #000000;

JSON

{
  "hex": "#2247a8",
  "rgb": {
    "r": 34,
    "g": 71,
    "b": 168
  },
  "hsl": {
    "h": 223.433,
    "s": 66.337,
    "l": 39.608
  },
  "oklch": {
    "l": 0.43346,
    "c": 0.16191,
    "h": 264.6
  },
  "luminance": 0.07674
}

Semantic roles & 50–950 ramp

primary

#2247A8

secondary

#C5A961

accent

#BA3FE9

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#090912

muted

#7B7B81

Preview Lab

Preview with #2247A8

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

Preview Lab → · Contrast checker → · Palette generator →