#356CC7#356CC7

#356CC7 is a mid, vivid blue. Relative luminance 0.156; OKLCH L 54.3% C 0.153 H 259.9°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#356CC7
RGB	rgb(53, 108, 199)
HSL	hsl(217, 58%, 49%)
HSV	hsv(217, 73%, 78%)
CMYK	cmyk(73.4%, 45.7%, 0%, 22%)
CIE-LAB	lab(46.45, 13.28, -52.69)
CIE-LCH	lch(46.45, 54.34, 284.15°)
OKLab	oklab(54.25% -0.0268 -0.151)
OKLCH	oklch(54.25% 0.153 259.9)
XYZ	xyz(17.1358, 15.6036, 56.1305)
Luminance	0.1561 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356CC7 #C79035

analogous

#35B5C7 #356CC7 #4735C7

triadic

#356CC7 #C7356C #6CC735

tetradic

#356CC7 #C735B5 #C79035 #35C747

square

#356CC7 #C735B5 #C79035 #35C747

split-complementary

#356CC7 #C74735 #B5C735

monochromatic

#1B3866 #285297 #356CC7 #648FD6 #94B2E2

Accessibility & contrast

On white

5.10

#356CC7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#356CC7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356CC7

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356CC7	#FFFFFF	#000000	##FFFFFF
##356CC7	1.00	5.10	4.12	5.10
#FFFFFF	5.10	1.00	21.00	1.00
#000000	4.12	21.00	1.00	21.00
##FFFFFF	5.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D75CA

Deuteranopia (green-blind)

#1C68C5

Tritanopia (blue-blind)

#008190

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #356cc7;
/* rgb */ color: rgb(53, 108, 199);
/* oklch */ color: oklch(54.3% 0.153 259.9);

Tailwind

colors: {
  custom: {
    50: '#7f95d8',
    500: '#356cc7',
    950: '#000000',
  },
}

SCSS

$custom: #356cc7;
$custom-light: #7f95d8;
$custom-dark: #000000;

JSON

{
  "hex": "#356cc7",
  "rgb": {
    "r": 53,
    "g": 108,
    "b": 199
  },
  "hsl": {
    "h": 217.397,
    "s": 57.937,
    "l": 49.412
  },
  "oklch": {
    "l": 0.54253,
    "c": 0.15339,
    "h": 259.9
  },
  "luminance": 0.15606
}

Semantic roles & 50–950 ramp

primary

#356CC7

secondary

#CEB48A

accent

#A747E1

background

#F8F9FD

surface

#F0F1FA

border

#CBCBD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #356CC7

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

Preview Lab → · Contrast checker → · Palette generator →