#2255B3#2255B3

#2255B3 is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.2% C 0.159 H 261.3°. Best body text is #FFFFFF at 6.96:1 contrast (WCAG AA passes).

Color values

HEX	#2255B3
RGB	rgb(34, 85, 179)
HSL	hsl(219, 68%, 42%)
HSV	hsv(219, 81%, 70%)
CMYK	cmyk(81%, 52.5%, 0%, 29.8%)
CIE-LAB	lab(38.00, 18.35, -54.70)
CIE-LCH	lch(38.00, 57.69, 288.54°)
OKLab	oklab(47.18% -0.0241 -0.1576)
OKLCH	oklch(47.18% 0.159 261.3)
XYZ	xyz(12.0419, 10.0903, 43.9520)
Luminance	0.1009 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2255B3 #B38022

analogous

#229DB3 #2255B3 #3822B3

triadic

#2255B3 #B32255 #55B322

tetradic

#2255B3 #B3229D #B38022 #22B338

square

#2255B3 #B3229D #B38022 #22B338

split-complementary

#2255B3 #B33822 #9DB322

monochromatic

#0E244C #183D80 #2255B3 #3971D9 #6C96E3

Accessibility & contrast

On white

6.96

#2255B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#2255B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2255B3

6.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2255B3	#FFFFFF	#000000	##FFFFFF
##2255B3	1.00	6.96	3.02	6.96
#FFFFFF	6.96	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1160B6

Deuteranopia (green-blind)

#0053B1

Tritanopia (blue-blind)

#006C7C

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #2255b3;
/* rgb */ color: rgb(34, 85, 179);
/* oklch */ color: oklch(47.2% 0.159 261.3);

Tailwind

colors: {
  custom: {
    50: '#7584ca',
    500: '#2255b3',
    950: '#000000',
  },
}

SCSS

$custom: #2255b3;
$custom-light: #7584ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2255b3",
  "rgb": {
    "r": 34,
    "g": 85,
    "b": 179
  },
  "hsl": {
    "h": 218.897,
    "s": 68.075,
    "l": 41.765
  },
  "oklch": {
    "l": 0.47176,
    "c": 0.15947,
    "h": 261.3
  },
  "luminance": 0.10092
}

Semantic roles & 50–950 ramp

primary

#2255B3

secondary

#C9A768

accent

#AE3DEB

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2255B3

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

Preview Lab → · Contrast checker → · Palette generator →