#356FC5#356FC5

#356FC5 is a mid, vivid blue. Relative luminance 0.162; OKLCH L 54.8% C 0.147 H 258.3°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#356FC5
RGB	rgb(53, 111, 197)
HSL	hsl(216, 58%, 49%)
HSV	hsv(216, 73%, 77%)
CMYK	cmyk(73.1%, 43.7%, 0%, 22.7%)
CIE-LAB	lab(47.18, 10.65, -50.38)
CIE-LCH	lch(47.18, 51.49, 281.93°)
OKLab	oklab(54.78% -0.0298 -0.1442)
OKLCH	oklch(54.78% 0.147 258.3)
XYZ	xyz(17.2270, 16.1551, 55.0228)
Luminance	0.1616 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356FC5 #C58B35

analogous

#35B7C5 #356FC5 #4335C5

triadic

#356FC5 #C5356F #6FC535

tetradic

#356FC5 #C535B7 #C58B35 #35C543

square

#356FC5 #C535B7 #C58B35 #35C543

split-complementary

#356FC5 #C54335 #B7C535

monochromatic

#1B3965 #285495 #356FC5 #6290D5 #93B2E2

Accessibility & contrast

On white

4.96

#356FC5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#356FC5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356FC5

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356FC5	#FFFFFF	#000000	##FFFFFF
##356FC5	1.00	4.96	4.23	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4477C8

Deuteranopia (green-blind)

#296AC3

Tritanopia (blue-blind)

#008390

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #356fc5;
/* rgb */ color: rgb(53, 111, 197);
/* oklch */ color: oklch(54.8% 0.147 258.3);

Tailwind

colors: {
  custom: {
    50: '#7f97d7',
    500: '#356fc5',
    950: '#000000',
  },
}

SCSS

$custom: #356fc5;
$custom-light: #7f97d7;
$custom-dark: #000000;

JSON

{
  "hex": "#356fc5",
  "rgb": {
    "r": 53,
    "g": 111,
    "b": 197
  },
  "hsl": {
    "h": 215.833,
    "s": 57.6,
    "l": 49.02
  },
  "oklch": {
    "l": 0.54775,
    "c": 0.14721,
    "h": 258.3
  },
  "luminance": 0.16157
}

Semantic roles & 50–950 ramp

primary

#356FC5

secondary

#CDB189

accent

#A347E1

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #356FC5

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

Preview Lab → · Contrast checker → · Palette generator →