#356BBF#356BBF

#356BBF is a mid, vivid blue. Relative luminance 0.150; OKLCH L 53.5% C 0.144 H 259.0°. Best body text is #FFFFFF at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#356BBF
RGB	rgb(53, 107, 191)
HSL	hsl(217, 57%, 48%)
HSV	hsv(217, 72%, 75%)
CMYK	cmyk(72.3%, 44%, 0%, 25.1%)
CIE-LAB	lab(45.68, 10.95, -49.32)
CIE-LCH	lch(45.68, 50.52, 282.52°)
OKLab	oklab(53.5% -0.0274 -0.1411)
OKLCH	oklch(53.5% 0.144 259)
XYZ	xyz(16.1265, 15.0321, 51.3317)
Luminance	0.1503 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356BBF #BF8935

analogous

#35B0BF #356BBF #4435BF

triadic

#356BBF #BF356B #6BBF35

tetradic

#356BBF #BF35B0 #BF8935 #35BF44

square

#356BBF #BF35B0 #BF8935 #35BF44

split-complementary

#356BBF #BF4435 #B0BF35

monochromatic

#1A355F #28508F #356BBF #5F8CD3 #8FAEE0

Accessibility & contrast

On white

5.24

#356BBF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.01

#356BBF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356BBF

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356BBF	#FFFFFF	#000000	##FFFFFF
##356BBF	1.00	5.24	4.01	5.24
#FFFFFF	5.24	1.00	21.00	1.00
#000000	4.01	21.00	1.00	21.00
##FFFFFF	5.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4173C2

Deuteranopia (green-blind)

#2866BD

Tritanopia (blue-blind)

#007F8B

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #356bbf;
/* rgb */ color: rgb(53, 107, 191);
/* oklch */ color: oklch(53.5% 0.144 259.0);

Tailwind

colors: {
  custom: {
    50: '#7d94d3',
    500: '#356bbf',
    950: '#000000',
  },
}

SCSS

$custom: #356bbf;
$custom-light: #7d94d3;
$custom-dark: #000000;

JSON

{
  "hex": "#356bbf",
  "rgb": {
    "r": 53,
    "g": 107,
    "b": 191
  },
  "hsl": {
    "h": 216.522,
    "s": 56.557,
    "l": 47.843
  },
  "oklch": {
    "l": 0.535,
    "c": 0.14375,
    "h": 259
  },
  "luminance": 0.15034
}

Semantic roles & 50–950 ramp

primary

#356BBF

secondary

#CAAF85

accent

#A448E0

background

#F8F9FD

surface

#EFF1FA

border

#CACBD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #356BBF

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

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