#225BB1#225BB1

#225BB1 is a mid, vivid blue. Relative luminance 0.110; OKLCH L 48.3% C 0.149 H 258.9°. Best body text is #FFFFFF at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#225BB1
RGB	rgb(34, 91, 177)
HSL	hsl(216, 68%, 41%)
HSV	hsv(216, 81%, 69%)
CMYK	cmyk(80.8%, 48.6%, 0%, 30.6%)
CIE-LAB	lab(39.57, 13.60, -50.99)
CIE-LCH	lch(39.57, 52.77, 284.94°)
OKLab	oklab(48.33% -0.0289 -0.1466)
OKLCH	oklch(48.33% 0.149 258.9)
XYZ	xyz(12.3337, 10.9951, 43.0587)
Luminance	0.1100 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#225BB1 #B17822

analogous

#22A3B1 #225BB1 #3122B1

triadic

#225BB1 #B1225B #5BB122

tetradic

#225BB1 #B122A3 #B17822 #22B131

square

#225BB1 #B122A3 #B17822 #22B131

split-complementary

#225BB1 #B13122 #A3B122

monochromatic

#0E264A #18417E #225BB1 #3878D9 #6B9BE3

Accessibility & contrast

On white

6.56

#225BB1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#225BB1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #225BB1

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##225BB1	#FFFFFF	#000000	##FFFFFF
##225BB1	1.00	6.56	3.20	6.56
#FFFFFF	6.56	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2964B4

Deuteranopia (green-blind)

#0057AF

Tritanopia (blue-blind)

#00707D

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #225bb1;
/* rgb */ color: rgb(34, 91, 177);
/* oklch */ color: oklch(48.3% 0.149 258.9);

Tailwind

colors: {
  custom: {
    50: '#7588c9',
    500: '#225bb1',
    950: '#000000',
  },
}

SCSS

$custom: #225bb1;
$custom-light: #7588c9;
$custom-dark: #000000;

JSON

{
  "hex": "#225bb1",
  "rgb": {
    "r": 34,
    "g": 91,
    "b": 177
  },
  "hsl": {
    "h": 216.084,
    "s": 67.773,
    "l": 41.373
  },
  "oklch": {
    "l": 0.48332,
    "c": 0.14942,
    "h": 258.9
  },
  "luminance": 0.10997
}

Semantic roles & 50–950 ramp

primary

#225BB1

secondary

#C9A166

accent

#A53DEB

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #225BB1

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

Preview Lab → · Contrast checker → · Palette generator →