#2255A5#2255A5

#2255A5 is a mid, vivid blue. Relative luminance 0.096; OKLCH L 46.1% C 0.140 H 259.3°. Best body text is #FFFFFF at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#2255A5
RGB	rgb(34, 85, 165)
HSL	hsl(217, 66%, 39%)
HSV	hsv(217, 79%, 65%)
CMYK	cmyk(79.4%, 48.5%, 0%, 35.3%)
CIE-LAB	lab(37.03, 12.84, -47.98)
CIE-LCH	lch(37.03, 49.66, 284.99°)
OKLab	oklab(46.12% -0.026 -0.1379)
OKLCH	oklch(46.12% 0.14 259.3)
XYZ	xyz(10.6972, 9.5524, 36.8700)
Luminance	0.0955 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2255A5 #A57222

analogous

#2297A5 #2255A5 #3122A5

triadic

#2255A5 #A52255 #55A522

tetradic

#2255A5 #A52297 #A57222 #22A531

square

#2255A5 #A52297 #A57222 #22A531

split-complementary

#2255A5 #A53122 #97A522

monochromatic

#0D2140 #183B72 #2255A5 #3070D4 #6393DF

Accessibility & contrast

On white

7.21

#2255A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#2255A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2255A5

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2255A5	#FFFFFF	#000000	##FFFFFF
##2255A5	1.00	7.21	2.91	7.21
#FFFFFF	7.21	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#285DA8

Deuteranopia (green-blind)

#0052A3

Tritanopia (blue-blind)

#006875

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #2255a5;
/* rgb */ color: rgb(34, 85, 165);
/* oklch */ color: oklch(46.1% 0.140 259.3);

Tailwind

colors: {
  custom: {
    50: '#7284c0',
    500: '#2255a5',
    950: '#000000',
  },
}

SCSS

$custom: #2255a5;
$custom-light: #7284c0;
$custom-dark: #000000;

JSON

{
  "hex": "#2255a5",
  "rgb": {
    "r": 34,
    "g": 85,
    "b": 165
  },
  "hsl": {
    "h": 216.641,
    "s": 65.829,
    "l": 39.02
  },
  "oklch": {
    "l": 0.46117,
    "c": 0.1403,
    "h": 259.3
  },
  "luminance": 0.09554
}

Semantic roles & 50–950 ramp

primary

#2255A5

secondary

#C49D5F

accent

#A73FE9

background

#F7F8FB

surface

#EDEFF7

border

#C8CAD0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2255A5

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

Preview Lab → · Contrast checker → · Palette generator →