#2255A8#2255A8

#2255A8 is a mid, vivid blue. Relative luminance 0.097; OKLCH L 46.3% C 0.144 H 259.8°. Best body text is #FFFFFF at 7.16:1 contrast (WCAG AA passes).

Color values

HEX	#2255A8
RGB	rgb(34, 85, 168)
HSL	hsl(217, 66%, 40%)
HSV	hsv(217, 80%, 66%)
CMYK	cmyk(79.8%, 49.4%, 0%, 34.1%)
CIE-LAB	lab(37.23, 14.02, -49.44)
CIE-LCH	lch(37.23, 51.39, 285.84°)
OKLab	oklab(46.34% -0.0256 -0.1421)
OKLCH	oklch(46.34% 0.144 259.8)
XYZ	xyz(10.9735, 9.6629, 38.3250)
Luminance	0.0966 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2255A8 #A87522

analogous

#2298A8 #2255A8 #3222A8

triadic

#2255A8 #A82255 #55A822

tetradic

#2255A8 #A82298 #A87522 #22A832

square

#2255A8 #A82298 #A87522 #22A832

split-complementary

#2255A8 #A83222 #98A822

monochromatic

#0D2142 #183B75 #2255A8 #3270D5 #6593E0

Accessibility & contrast

On white

7.16

#2255A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.93

#2255A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2255A8

7.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2255A8	#FFFFFF	#000000	##FFFFFF
##2255A8	1.00	7.16	2.93	7.16
#FFFFFF	7.16	1.00	21.00	1.00
#000000	2.93	21.00	1.00	21.00
##FFFFFF	7.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#245EAB

Deuteranopia (green-blind)

#0052A6

Tritanopia (blue-blind)

#006976

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #2255a8;
/* rgb */ color: rgb(34, 85, 168);
/* oklch */ color: oklch(46.3% 0.144 259.8);

Tailwind

colors: {
  custom: {
    50: '#7384c2',
    500: '#2255a8',
    950: '#000000',
  },
}

SCSS

$custom: #2255a8;
$custom-light: #7384c2;
$custom-dark: #000000;

JSON

{
  "hex": "#2255a8",
  "rgb": {
    "r": 34,
    "g": 85,
    "b": 168
  },
  "hsl": {
    "h": 217.164,
    "s": 66.337,
    "l": 39.608
  },
  "oklch": {
    "l": 0.46338,
    "c": 0.14443,
    "h": 259.8
  },
  "luminance": 0.09664
}

Semantic roles & 50–950 ramp

primary

#2255A8

secondary

#C59F61

accent

#A83FE9

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2255A8

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

Preview Lab → · Contrast checker → · Palette generator →