#356DB8#356DB8

#356DB8 is a mid, vivid cyan. Relative luminance 0.152; OKLCH L 53.5% C 0.132 H 256.6°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#356DB8
RGB	rgb(53, 109, 184)
HSL	hsl(214, 55%, 46%)
HSV	hsv(214, 71%, 72%)
CMYK	cmyk(71.2%, 40.8%, 0%, 27.8%)
CIE-LAB	lab(45.84, 7.11, -45.00)
CIE-LCH	lch(45.84, 45.55, 278.97°)
OKLab	oklab(53.5% -0.0307 -0.1284)
OKLCH	oklch(53.5% 0.132 256.6)
XYZ	xyz(15.5854, 15.1532, 47.4416)
Luminance	0.1515 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356DB8 #B88035

analogous

#35AFB8 #356DB8 #3F35B8

triadic

#356DB8 #B8356D #6DB835

tetradic

#356DB8 #B835AF #B88035 #35B83F

square

#356DB8 #B835AF #B88035 #35B83F

split-complementary

#356DB8 #B83F35 #AFB835

monochromatic

#1A3559 #275188 #356DB8 #5B8DD0 #8AAEDD

Accessibility & contrast

On white

5.21

#356DB8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#356DB8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356DB8

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356DB8	#FFFFFF	#000000	##FFFFFF
##356DB8	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A73BB

Deuteranopia (green-blind)

#3567B6

Tritanopia (blue-blind)

#007E89

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #356db8;
/* rgb */ color: rgb(53, 109, 184);
/* oklch */ color: oklch(53.5% 0.132 256.6);

Tailwind

colors: {
  custom: {
    50: '#7c96ce',
    500: '#356db8',
    950: '#000000',
  },
}

SCSS

$custom: #356db8;
$custom-light: #7c96ce;
$custom-dark: #000000;

JSON

{
  "hex": "#356db8",
  "rgb": {
    "r": 53,
    "g": 109,
    "b": 184
  },
  "hsl": {
    "h": 214.351,
    "s": 55.274,
    "l": 46.471
  },
  "oklch": {
    "l": 0.53495,
    "c": 0.132,
    "h": 256.6
  },
  "luminance": 0.15155
}

Semantic roles & 50–950 ramp

primary

#356DB8

secondary

#C7A981

accent

#9F49DF

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #356DB8

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

Preview Lab → · Contrast checker → · Palette generator →