#356CB5#356CB5

#356CB5 is a mid, vivid cyan. Relative luminance 0.148; OKLCH L 53.1% C 0.129 H 256.4°. Best body text is #FFFFFF at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#356CB5
RGB	rgb(53, 108, 181)
HSL	hsl(214, 55%, 46%)
HSV	hsv(214, 71%, 71%)
CMYK	cmyk(70.7%, 40.3%, 0%, 29%)
CIE-LAB	lab(45.38, 6.63, -43.99)
CIE-LCH	lch(45.38, 44.48, 278.57°)
OKLab	oklab(53.08% -0.0304 -0.1254)
OKLCH	oklch(53.08% 0.129 256.4)
XYZ	xyz(15.1682, 14.8166, 45.7676)
Luminance	0.1482 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356CB5 #B57E35

analogous

#35ACB5 #356CB5 #3E35B5

triadic

#356CB5 #B5356C #6CB535

tetradic

#356CB5 #B535AC #B57E35 #35B53E

square

#356CB5 #B535AC #B57E35 #35B53E

split-complementary

#356CB5 #B53E35 #ACB535

monochromatic

#193456 #275086 #356CB5 #598BCE #88ACDC

Accessibility & contrast

On white

5.30

#356CB5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#356CB5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356CB5

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356CB5	#FFFFFF	#000000	##FFFFFF
##356CB5	1.00	5.30	3.96	5.30
#FFFFFF	5.30	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A72B8

Deuteranopia (green-blind)

#3666B4

Tritanopia (blue-blind)

#007D88

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #356cb5;
/* rgb */ color: rgb(53, 108, 181);
/* oklch */ color: oklch(53.1% 0.129 256.4);

Tailwind

colors: {
  custom: {
    50: '#7c95cb',
    500: '#356cb5',
    950: '#000000',
  },
}

SCSS

$custom: #356cb5;
$custom-light: #7c95cb;
$custom-dark: #000000;

JSON

{
  "hex": "#356cb5",
  "rgb": {
    "r": 53,
    "g": 108,
    "b": 181
  },
  "hsl": {
    "h": 214.219,
    "s": 54.701,
    "l": 45.882
  },
  "oklch": {
    "l": 0.53081,
    "c": 0.12907,
    "h": 256.4
  },
  "luminance": 0.14818
}

Semantic roles & 50–950 ramp

primary

#356CB5

secondary

#C6A880

accent

#9E4ADE

background

#F8F9FC

surface

#EFF1F8

border

#CACBD1

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #356CB5

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

Preview Lab → · Contrast checker → · Palette generator →