#356EA8#356EA8

#356EA8 is a mid, moderate cyan. Relative luminance 0.147; OKLCH L 52.8% C 0.110 H 251.0°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#356EA8
RGB	rgb(53, 110, 168)
HSL	hsl(210, 52%, 43%)
HSV	hsv(210, 68%, 66%)
CMYK	cmyk(68.5%, 34.5%, 0%, 34.1%)
CIE-LAB	lab(45.27, 0.66, -36.57)
CIE-LCH	lch(45.27, 36.58, 271.03°)
OKLab	oklab(52.76% -0.0357 -0.1037)
OKLCH	oklch(52.76% 0.11 251)
XYZ	xyz(14.1094, 14.7344, 39.1386)
Luminance	0.1474 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356EA8 #A86F35

analogous

#35A7A8 #356EA8 #3635A8

triadic

#356EA8 #A8356E #6EA835

tetradic

#356EA8 #A835A7 #A86F35 #35A836

square

#356EA8 #A835A7 #A86F35 #35A836

split-complementary

#356EA8 #A83635 #A7A835

monochromatic

#18314B #265079 #356EA8 #528DC8 #80ABD7

Accessibility & contrast

On white

5.32

#356EA8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#356EA8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356EA8

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356EA8	#FFFFFF	#000000	##FFFFFF
##356EA8	1.00	5.32	3.95	5.32
#FFFFFF	5.32	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5471AA

Deuteranopia (green-blind)

#4466A7

Tritanopia (blue-blind)

#007C83

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #356ea8;
/* rgb */ color: rgb(53, 110, 168);
/* oklch */ color: oklch(52.8% 0.110 251.0);

Tailwind

colors: {
  custom: {
    50: '#7997c2',
    500: '#356ea8',
    950: '#000000',
  },
}

SCSS

$custom: #356ea8;
$custom-light: #7997c2;
$custom-dark: #000000;

JSON

{
  "hex": "#356ea8",
  "rgb": {
    "r": 53,
    "g": 110,
    "b": 168
  },
  "hsl": {
    "h": 210.261,
    "s": 52.036,
    "l": 43.333
  },
  "oklch": {
    "l": 0.52763,
    "c": 0.10967,
    "h": 251
  },
  "luminance": 0.14736
}

Semantic roles & 50–950 ramp

primary

#356EA8

secondary

#C09D78

accent

#954CDB

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #356EA8

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

Preview Lab → · Contrast checker → · Palette generator →