#225DB3#225DB3

#225DB3 is a mid, vivid blue. Relative luminance 0.114; OKLCH L 48.9% C 0.150 H 258.4°. Best body text is #FFFFFF at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#225DB3
RGB	rgb(34, 93, 179)
HSL	hsl(216, 68%, 42%)
HSV	hsv(216, 81%, 70%)
CMYK	cmyk(81%, 48%, 0%, 29.8%)
CIE-LAB	lab(40.28, 13.07, -51.02)
CIE-LCH	lch(40.28, 52.67, 284.37°)
OKLab	oklab(48.92% -0.0301 -0.1466)
OKLCH	oklch(48.92% 0.15 258.4)
XYZ	xyz(12.7077, 11.4219, 44.1740)
Luminance	0.1142 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#225DB3 #B37822

analogous

#22A6B3 #225DB3 #2F22B3

triadic

#225DB3 #B3225D #5DB322

tetradic

#225DB3 #B322A6 #B37822 #22B32F

square

#225DB3 #B322A6 #B37822 #22B32F

split-complementary

#225DB3 #B32F22 #A6B322

monochromatic

#0E284C #184280 #225DB3 #397AD9 #6C9DE3

Accessibility & contrast

On white

6.39

#225DB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#225DB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #225DB3

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##225DB3	#FFFFFF	#000000	##FFFFFF
##225DB3	1.00	6.39	3.28	6.39
#FFFFFF	6.39	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C66B6

Deuteranopia (green-blind)

#0059B1

Tritanopia (blue-blind)

#00727F

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #225db3;
/* rgb */ color: rgb(34, 93, 179);
/* oklch */ color: oklch(48.9% 0.150 258.4);

Tailwind

colors: {
  custom: {
    50: '#758aca',
    500: '#225db3',
    950: '#000000',
  },
}

SCSS

$custom: #225db3;
$custom-light: #758aca;
$custom-dark: #000000;

JSON

{
  "hex": "#225db3",
  "rgb": {
    "r": 34,
    "g": 93,
    "b": 179
  },
  "hsl": {
    "h": 215.586,
    "s": 68.075,
    "l": 41.765
  },
  "oklch": {
    "l": 0.4892,
    "c": 0.14971,
    "h": 258.4
  },
  "luminance": 0.11423
}

Semantic roles & 50–950 ramp

primary

#225DB3

secondary

#C9A268

accent

#A43DEB

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #225DB3

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

Preview Lab → · Contrast checker → · Palette generator →