#225BBB#225BBB

#225BBB is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.1% C 0.163 H 260.3°. Best body text is #FFFFFF at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#225BBB
RGB	rgb(34, 91, 187)
HSL	hsl(218, 69%, 43%)
HSV	hsv(218, 82%, 73%)
CMYK	cmyk(81.8%, 51.3%, 0%, 26.7%)
CIE-LAB	lab(40.26, 17.52, -55.74)
CIE-LCH	lch(40.26, 58.43, 287.45°)
OKLab	oklab(49.08% -0.0274 -0.1606)
OKLCH	oklch(49.08% 0.163 260.3)
XYZ	xyz(13.3671, 11.4085, 48.5016)
Luminance	0.1141 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#225BBB #BB8222

analogous

#22A7BB #225BBB #3522BB

triadic

#225BBB #BB225B #5BBB22

tetradic

#225BBB #BB22A7 #BB8222 #22BB35

square

#225BBB #BB22A7 #BB8222 #22BB35

split-complementary

#225BBB #BB3522 #A7BB22

monochromatic

#0F2953 #194287 #225BBB #3E79DC #729DE5

Accessibility & contrast

On white

6.40

#225BBB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#225BBB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #225BBB

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##225BBB	#FFFFFF	#000000	##FFFFFF
##225BBB	1.00	6.40	3.28	6.40
#FFFFFF	6.40	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B66BE

Deuteranopia (green-blind)

#0058B9

Tritanopia (blue-blind)

#007282

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #225bbb;
/* rgb */ color: rgb(34, 91, 187);
/* oklch */ color: oklch(49.1% 0.163 260.3);

Tailwind

colors: {
  custom: {
    50: '#7788d0',
    500: '#225bbb',
    950: '#000000',
  },
}

SCSS

$custom: #225bbb;
$custom-light: #7788d0;
$custom-dark: #000000;

JSON

{
  "hex": "#225bbb",
  "rgb": {
    "r": 34,
    "g": 91,
    "b": 187
  },
  "hsl": {
    "h": 217.647,
    "s": 69.231,
    "l": 43.333
  },
  "oklch": {
    "l": 0.49078,
    "c": 0.16292,
    "h": 260.3
  },
  "luminance": 0.1141
}

Semantic roles & 50–950 ramp

primary

#225BBB

secondary

#CCA96D

accent

#AA3CEC

background

#F7F8FC

surface

#EEEFF9

border

#C9CAD2

text

#0A0B14

muted

#7C7C82

Preview Lab

Preview with #225BBB

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

Preview Lab → · Contrast checker → · Palette generator →