#356CC8#356CC8

#356CC8 is a mid, vivid blue. Relative luminance 0.157; OKLCH L 54.3% C 0.155 H 260.1°. Best body text is #FFFFFF at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#356CC8
RGB	rgb(53, 108, 200)
HSL	hsl(218, 58%, 50%)
HSV	hsv(218, 74%, 78%)
CMYK	cmyk(73.5%, 46%, 0%, 21.6%)
CIE-LAB	lab(46.51, 13.65, -53.17)
CIE-LCH	lch(46.51, 54.89, 284.40°)
OKLab	oklab(54.32% -0.0266 -0.1524)
OKLCH	oklch(54.32% 0.155 260.1)
XYZ	xyz(17.2523, 15.6502, 56.7439)
Luminance	0.1565 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356CC8 #C89135

analogous

#35B6C8 #356CC8 #4735C8

triadic

#356CC8 #C8356C #6CC835

tetradic

#356CC8 #C835B6 #C89135 #35C847

square

#356CC8 #C835B6 #C89135 #35C847

split-complementary

#356CC8 #C84735 #B6C835

monochromatic

#1B3867 #285298 #356CC8 #648FD6 #95B2E3

Accessibility & contrast

On white

5.08

#356CC8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.13

#356CC8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356CC8

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356CC8	#FFFFFF	#000000	##FFFFFF
##356CC8	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)

#3C75CB

Deuteranopia (green-blind)

#1A68C6

Tritanopia (blue-blind)

#008290

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #356cc8;
/* rgb */ color: rgb(53, 108, 200);
/* oklch */ color: oklch(54.3% 0.155 260.1);

Tailwind

colors: {
  custom: {
    50: '#7f95d9',
    500: '#356cc8',
    950: '#000000',
  },
}

SCSS

$custom: #356cc8;
$custom-light: #7f95d9;
$custom-dark: #000000;

JSON

{
  "hex": "#356cc8",
  "rgb": {
    "r": 53,
    "g": 108,
    "b": 200
  },
  "hsl": {
    "h": 217.551,
    "s": 58.103,
    "l": 49.608
  },
  "oklch": {
    "l": 0.54321,
    "c": 0.15473,
    "h": 260.1
  },
  "luminance": 0.15652
}

Semantic roles & 50–950 ramp

primary

#356CC8

secondary

#CEB58B

accent

#A746E1

background

#F8F9FD

surface

#F0F1FA

border

#CBCBD3

text

#0B0D15

muted

#7C7E83

Preview Lab

Preview with #356CC8

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

Preview Lab → · Contrast checker → · Palette generator →