#225BB3#225BB3

#225BB3 is a mid, vivid blue. Relative luminance 0.111; OKLCH L 48.5% C 0.152 H 259.2°. Best body text is #FFFFFF at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#225BB3
RGB	rgb(34, 91, 179)
HSL	hsl(216, 68%, 42%)
HSV	hsv(216, 81%, 70%)
CMYK	cmyk(81%, 49.2%, 0%, 29.8%)
CIE-LAB	lab(39.71, 14.39, -51.95)
CIE-LCH	lch(39.71, 53.90, 285.48°)
OKLab	oklab(48.48% -0.0286 -0.1494)
OKLCH	oklch(48.48% 0.152 259.2)
XYZ	xyz(12.5345, 11.0754, 44.1162)
Luminance	0.1108 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#225BB3 #B37A22

analogous

#22A4B3 #225BB3 #3222B3

triadic

#225BB3 #B3225B #5BB322

tetradic

#225BB3 #B322A4 #B37A22 #22B332

square

#225BB3 #B322A4 #B37A22 #22B332

split-complementary

#225BB3 #B33222 #A4B322

monochromatic

#0E274C #184180 #225BB3 #3978D9 #6C9BE3

Accessibility & contrast

On white

6.53

#225BB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#225BB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #225BB3

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##225BB3	#FFFFFF	#000000	##FFFFFF
##225BB3	1.00	6.53	3.22	6.53
#FFFFFF	6.53	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2765B6

Deuteranopia (green-blind)

#0057B1

Tritanopia (blue-blind)

#00707E

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #225bb3;
/* rgb */ color: rgb(34, 91, 179);
/* oklch */ color: oklch(48.5% 0.152 259.2);

Tailwind

colors: {
  custom: {
    50: '#7588ca',
    500: '#225bb3',
    950: '#000000',
  },
}

SCSS

$custom: #225bb3;
$custom-light: #7588ca;
$custom-dark: #000000;

JSON

{
  "hex": "#225bb3",
  "rgb": {
    "r": 34,
    "g": 91,
    "b": 179
  },
  "hsl": {
    "h": 216.414,
    "s": 68.075,
    "l": 41.765
  },
  "oklch": {
    "l": 0.48478,
    "c": 0.15212,
    "h": 259.2
  },
  "luminance": 0.11077
}

Semantic roles & 50–950 ramp

primary

#225BB3

secondary

#C9A368

accent

#A73DEB

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #225BB3

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

Preview Lab → · Contrast checker → · Palette generator →