#356BC0#356BC0

#356BC0 is a mid, vivid blue. Relative luminance 0.151; OKLCH L 53.6% C 0.145 H 259.2°. Best body text is #FFFFFF at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#356BC0
RGB	rgb(53, 107, 192)
HSL	hsl(217, 57%, 48%)
HSV	hsv(217, 72%, 75%)
CMYK	cmyk(72.4%, 44.3%, 0%, 24.7%)
CIE-LAB	lab(45.74, 11.32, -49.80)
CIE-LCH	lch(45.74, 51.07, 282.81°)
OKLab	oklab(53.57% -0.0272 -0.1425)
OKLCH	oklch(53.57% 0.145 259.2)
XYZ	xyz(16.2369, 15.0763, 51.9132)
Luminance	0.1508 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356BC0 #C08A35

analogous

#35B0C0 #356BC0 #4535C0

triadic

#356BC0 #C0356B #6BC035

tetradic

#356BC0 #C035B0 #C08A35 #35C045

square

#356BC0 #C035B0 #C08A35 #35C045

split-complementary

#356BC0 #C04535 #B0C035

monochromatic

#1B3660 #285090 #356BC0 #5F8CD3 #8FAFE0

Accessibility & contrast

On white

5.23

#356BC0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.02

#356BC0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356BC0

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356BC0	#FFFFFF	#000000	##FFFFFF
##356BC0	1.00	5.23	4.02	5.23
#FFFFFF	5.23	1.00	21.00	1.00
#000000	4.02	21.00	1.00	21.00
##FFFFFF	5.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4173C3

Deuteranopia (green-blind)

#2666BE

Tritanopia (blue-blind)

#007F8C

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #356bc0;
/* rgb */ color: rgb(53, 107, 192);
/* oklch */ color: oklch(53.6% 0.145 259.2);

Tailwind

colors: {
  custom: {
    50: '#7e94d3',
    500: '#356bc0',
    950: '#000000',
  },
}

SCSS

$custom: #356bc0;
$custom-light: #7e94d3;
$custom-dark: #000000;

JSON

{
  "hex": "#356bc0",
  "rgb": {
    "r": 53,
    "g": 107,
    "b": 192
  },
  "hsl": {
    "h": 216.691,
    "s": 56.735,
    "l": 48.039
  },
  "oklch": {
    "l": 0.53566,
    "c": 0.1451,
    "h": 259.2
  },
  "luminance": 0.15078
}

Semantic roles & 50–950 ramp

primary

#356BC0

secondary

#CBB086

accent

#A548E0

background

#F8F9FD

surface

#EFF1FA

border

#CACBD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #356BC0

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

Preview Lab → · Contrast checker → · Palette generator →