#356BC1#356BC1

#356BC1 is a mid, vivid blue. Relative luminance 0.151; OKLCH L 53.6% C 0.146 H 259.4°. Best body text is #FFFFFF at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#356BC1
RGB	rgb(53, 107, 193)
HSL	hsl(217, 57%, 48%)
HSV	hsv(217, 73%, 76%)
CMYK	cmyk(72.5%, 44.6%, 0%, 24.3%)
CIE-LAB	lab(45.80, 11.69, -50.28)
CIE-LCH	lch(45.80, 51.62, 283.09°)
OKLab	oklab(53.63% -0.027 -0.1439)
OKLCH	oklch(53.63% 0.146 259.4)
XYZ	xyz(16.3480, 15.1208, 52.4988)
Luminance	0.1512 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356BC1 #C18B35

analogous

#35B1C1 #356BC1 #4535C1

triadic

#356BC1 #C1356B #6BC135

tetradic

#356BC1 #C135B1 #C18B35 #35C145

square

#356BC1 #C135B1 #C18B35 #35C145

split-complementary

#356BC1 #C14535 #B1C135

monochromatic

#1B3661 #285091 #356BC1 #608CD3 #90AFE0

Accessibility & contrast

On white

5.22

#356BC1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.02

#356BC1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356BC1

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356BC1	#FFFFFF	#000000	##FFFFFF
##356BC1	1.00	5.22	4.02	5.22
#FFFFFF	5.22	1.00	21.00	1.00
#000000	4.02	21.00	1.00	21.00
##FFFFFF	5.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4073C4

Deuteranopia (green-blind)

#2466BF

Tritanopia (blue-blind)

#007F8C

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #356bc1;
/* rgb */ color: rgb(53, 107, 193);
/* oklch */ color: oklch(53.6% 0.146 259.4);

Tailwind

colors: {
  custom: {
    50: '#7e94d4',
    500: '#356bc1',
    950: '#000000',
  },
}

SCSS

$custom: #356bc1;
$custom-light: #7e94d4;
$custom-dark: #000000;

JSON

{
  "hex": "#356bc1",
  "rgb": {
    "r": 53,
    "g": 107,
    "b": 193
  },
  "hsl": {
    "h": 216.857,
    "s": 56.911,
    "l": 48.235
  },
  "oklch": {
    "l": 0.53633,
    "c": 0.14645,
    "h": 259.4
  },
  "luminance": 0.15123
}

Semantic roles & 50–950 ramp

primary

#356BC1

secondary

#CBB187

accent

#A548E0

background

#F8F9FD

surface

#EFF1FA

border

#CACBD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #356BC1

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

Preview Lab → · Contrast checker → · Palette generator →