#356CB8#356CB8

#356CB8 is a mid, vivid cyan. Relative luminance 0.149; OKLCH L 53.3% C 0.133 H 257.1°. Best body text is #FFFFFF at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#356CB8
RGB	rgb(53, 108, 184)
HSL	hsl(215, 55%, 46%)
HSV	hsv(215, 71%, 72%)
CMYK	cmyk(71.2%, 41.3%, 0%, 27.8%)
CIE-LAB	lab(45.55, 7.73, -45.46)
CIE-LCH	lch(45.55, 46.11, 279.65°)
OKLab	oklab(53.27% -0.0297 -0.1298)
OKLCH	oklch(53.27% 0.133 257.1)
XYZ	xyz(15.4793, 14.9410, 47.4062)
Luminance	0.1494 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356CB8 #B88135

analogous

#35AEB8 #356CB8 #4035B8

triadic

#356CB8 #B8356C #6CB835

tetradic

#356CB8 #B835AE #B88135 #35B840

square

#356CB8 #B835AE #B88135 #35B840

split-complementary

#356CB8 #B84035 #AEB835

monochromatic

#1A3459 #275088 #356CB8 #5B8CD0 #8AADDD

Accessibility & contrast

On white

5.27

#356CB8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#356CB8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356CB8

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356CB8	#FFFFFF	#000000	##FFFFFF
##356CB8	1.00	5.27	3.99	5.27
#FFFFFF	5.27	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4872BB

Deuteranopia (green-blind)

#3366B6

Tritanopia (blue-blind)

#007E89

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #356cb8;
/* rgb */ color: rgb(53, 108, 184);
/* oklch */ color: oklch(53.3% 0.133 257.1);

Tailwind

colors: {
  custom: {
    50: '#7c95ce',
    500: '#356cb8',
    950: '#000000',
  },
}

SCSS

$custom: #356cb8;
$custom-light: #7c95ce;
$custom-dark: #000000;

JSON

{
  "hex": "#356cb8",
  "rgb": {
    "r": 53,
    "g": 108,
    "b": 184
  },
  "hsl": {
    "h": 214.809,
    "s": 55.274,
    "l": 46.471
  },
  "oklch": {
    "l": 0.5327,
    "c": 0.13312,
    "h": 257.1
  },
  "luminance": 0.14943
}

Semantic roles & 50–950 ramp

primary

#356CB8

secondary

#C7AA81

accent

#A049DF

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #356CB8

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

Preview Lab → · Contrast checker → · Palette generator →