#2356A4#2356A4

#2356A4 is a mid, vivid blue. Relative luminance 0.097; OKLCH L 46.3% C 0.137 H 258.9°. Best body text is #FFFFFF at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#2356A4
RGB	rgb(35, 86, 164)
HSL	hsl(216, 65%, 39%)
HSV	hsv(216, 79%, 64%)
CMYK	cmyk(78.7%, 47.6%, 0%, 35.7%)
CIE-LAB	lab(37.28, 11.90, -46.96)
CIE-LCH	lch(37.28, 48.45, 284.22°)
OKLab	oklab(46.3% -0.0264 -0.1348)
OKLCH	oklch(46.3% 0.137 258.9)
XYZ	xyz(10.7193, 9.6920, 36.4206)
Luminance	0.0969 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2356A4 #A47123

analogous

#2397A4 #2356A4 #3123A4

triadic

#2356A4 #A42356 #56A423

tetradic

#2356A4 #A42397 #A47123 #23A431

square

#2356A4 #A42397 #A47123 #23A431

split-complementary

#2356A4 #A43123 #97A423

monochromatic

#0D213F #183C72 #2356A4 #3171D3 #6494DE

Accessibility & contrast

On white

7.15

#2356A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#2356A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2356A4

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2356A4	#FFFFFF	#000000	##FFFFFF
##2356A4	1.00	7.15	2.94	7.15
#FFFFFF	7.15	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B5EA7

Deuteranopia (green-blind)

#0552A2

Tritanopia (blue-blind)

#006975

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #2356a4;
/* rgb */ color: rgb(35, 86, 164);
/* oklch */ color: oklch(46.3% 0.137 258.9);

Tailwind

colors: {
  custom: {
    50: '#7285bf',
    500: '#2356a4',
    950: '#000000',
  },
}

SCSS

$custom: #2356a4;
$custom-light: #7285bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2356a4",
  "rgb": {
    "r": 35,
    "g": 86,
    "b": 164
  },
  "hsl": {
    "h": 216.279,
    "s": 64.824,
    "l": 39.02
  },
  "oklch": {
    "l": 0.46302,
    "c": 0.1374,
    "h": 258.9
  },
  "luminance": 0.09693
}

Semantic roles & 50–950 ramp

primary

#2356A4

secondary

#C39C60

accent

#A540E8

background

#F7F8FB

surface

#EDEFF7

border

#C8CAD0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2356A4

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

Preview Lab → · Contrast checker → · Palette generator →