#2255B4#2255B4

#2255B4 is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.3% C 0.161 H 261.4°. Best body text is #FFFFFF at 6.94:1 contrast (WCAG AA passes).

Color values

HEX	#2255B4
RGB	rgb(34, 85, 180)
HSL	hsl(219, 68%, 42%)
HSV	hsv(219, 81%, 71%)
CMYK	cmyk(81.1%, 52.8%, 0%, 29.4%)
CIE-LAB	lab(38.08, 18.74, -55.17)
CIE-LCH	lch(38.08, 58.27, 288.76°)
OKLab	oklab(47.25% -0.024 -0.159)
OKLCH	oklch(47.25% 0.161 261.4)
XYZ	xyz(12.1434, 10.1309, 44.4866)
Luminance	0.1013 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2255B4 #B48122

analogous

#229EB4 #2255B4 #3822B4

triadic

#2255B4 #B42255 #55B422

tetradic

#2255B4 #B4229E #B48122 #22B438

square

#2255B4 #B4229E #B48122 #22B438

split-complementary

#2255B4 #B43822 #9EB422

monochromatic

#0F244D #183D81 #2255B4 #3A71DA #6D96E3

Accessibility & contrast

On white

6.94

#2255B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#2255B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2255B4

6.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2255B4	#FFFFFF	#000000	##FFFFFF
##2255B4	1.00	6.94	3.03	6.94
#FFFFFF	6.94	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E61B7

Deuteranopia (green-blind)

#0053B2

Tritanopia (blue-blind)

#006C7C

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2255b4;
/* rgb */ color: rgb(34, 85, 180);
/* oklch */ color: oklch(47.3% 0.161 261.4);

Tailwind

colors: {
  custom: {
    50: '#7684cb',
    500: '#2255b4',
    950: '#000000',
  },
}

SCSS

$custom: #2255b4;
$custom-light: #7684cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2255b4",
  "rgb": {
    "r": 34,
    "g": 85,
    "b": 180
  },
  "hsl": {
    "h": 219.041,
    "s": 68.224,
    "l": 41.961
  },
  "oklch": {
    "l": 0.47254,
    "c": 0.16083,
    "h": 261.4
  },
  "luminance": 0.10132
}

Semantic roles & 50–950 ramp

primary

#2255B4

secondary

#CAA868

accent

#AE3DEB

background

#F7F8FC

surface

#EEEFF9

border

#C9CAD2

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2255B4

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

Preview Lab → · Contrast checker → · Palette generator →