#356EBF#356EBF

#356EBF is a mid, vivid blue. Relative luminance 0.157; OKLCH L 54.2% C 0.140 H 257.6°. Best body text is #FFFFFF at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#356EBF
RGB	rgb(53, 110, 191)
HSL	hsl(215, 57%, 48%)
HSV	hsv(215, 72%, 75%)
CMYK	cmyk(72.3%, 42.4%, 0%, 25.1%)
CIE-LAB	lab(46.54, 9.06, -47.94)
CIE-LCH	lch(46.54, 48.79, 280.70°)
OKLab	oklab(54.16% -0.0301 -0.137)
OKLCH	oklch(54.16% 0.14 257.6)
XYZ	xyz(16.4447, 15.6685, 51.4378)
Luminance	0.1567 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356EBF #BF8635

analogous

#35B3BF #356EBF #4135BF

triadic

#356EBF #BF356E #6EBF35

tetradic

#356EBF #BF35B3 #BF8635 #35BF41

square

#356EBF #BF35B3 #BF8635 #35BF41

split-complementary

#356EBF #BF4135 #B3BF35

monochromatic

#1A375F #28528F #356EBF #5F8FD3 #8FB0E0

Accessibility & contrast

On white

5.08

#356EBF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.13

#356EBF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356EBF

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356EBF	#FFFFFF	#000000	##FFFFFF
##356EBF	1.00	5.08	4.13	5.08
#FFFFFF	5.08	1.00	21.00	1.00
#000000	4.13	21.00	1.00	21.00
##FFFFFF	5.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4775C2

Deuteranopia (green-blind)

#2F68BD

Tritanopia (blue-blind)

#00818D

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #356ebf;
/* rgb */ color: rgb(53, 110, 191);
/* oklch */ color: oklch(54.2% 0.140 257.6);

Tailwind

colors: {
  custom: {
    50: '#7d97d3',
    500: '#356ebf',
    950: '#000000',
  },
}

SCSS

$custom: #356ebf;
$custom-light: #7d97d3;
$custom-dark: #000000;

JSON

{
  "hex": "#356ebf",
  "rgb": {
    "r": 53,
    "g": 110,
    "b": 191
  },
  "hsl": {
    "h": 215.217,
    "s": 56.557,
    "l": 47.843
  },
  "oklch": {
    "l": 0.54164,
    "c": 0.1403,
    "h": 257.6
  },
  "luminance": 0.1567
}

Semantic roles & 50–950 ramp

primary

#356EBF

secondary

#CAAE85

accent

#A148E0

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #356EBF

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

Preview Lab → · Contrast checker → · Palette generator →