#2355A4#2355A4

#2355A4 is a mid, vivid blue. Relative luminance 0.095; OKLCH L 46.1% C 0.139 H 259.4°. Best body text is #FFFFFF at 7.22:1 contrast (WCAG AA passes).

Color values

HEX	#2355A4
RGB	rgb(35, 85, 164)
HSL	hsl(217, 65%, 39%)
HSV	hsv(217, 79%, 64%)
CMYK	cmyk(78.7%, 48.2%, 0%, 35.7%)
CIE-LAB	lab(36.99, 12.56, -47.43)
CIE-LCH	lch(36.99, 49.07, 284.83°)
OKLab	oklab(46.08% -0.0255 -0.1362)
OKLCH	oklch(46.08% 0.139 259.4)
XYZ	xyz(10.6400, 9.5334, 36.3941)
Luminance	0.0954 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2355A4 #A47223

analogous

#2396A4 #2355A4 #3223A4

triadic

#2355A4 #A42355 #55A423

tetradic

#2355A4 #A42396 #A47223 #23A432

square

#2355A4 #A42396 #A47223 #23A432

split-complementary

#2355A4 #A43223 #96A423

monochromatic

#0D213F #183B72 #2355A4 #3170D3 #6493DE

Accessibility & contrast

On white

7.22

#2355A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#2355A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2355A4

7.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2355A4	#FFFFFF	#000000	##FFFFFF
##2355A4	1.00	7.22	2.91	7.22
#FFFFFF	7.22	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#295DA7

Deuteranopia (green-blind)

#0052A2

Tritanopia (blue-blind)

#006874

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #2355a4;
/* rgb */ color: rgb(35, 85, 164);
/* oklch */ color: oklch(46.1% 0.139 259.4);

Tailwind

colors: {
  custom: {
    50: '#7284bf',
    500: '#2355a4',
    950: '#000000',
  },
}

SCSS

$custom: #2355a4;
$custom-light: #7284bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2355a4",
  "rgb": {
    "r": 35,
    "g": 85,
    "b": 164
  },
  "hsl": {
    "h": 216.744,
    "s": 64.824,
    "l": 39.02
  },
  "oklch": {
    "l": 0.46077,
    "c": 0.13862,
    "h": 259.4
  },
  "luminance": 0.09535
}

Semantic roles & 50–950 ramp

primary

#2355A4

secondary

#C39D60

accent

#A740E8

background

#F7F8FB

surface

#EDEFF7

border

#C8CAD0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2355A4

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

Preview Lab → · Contrast checker → · Palette generator →