#356EA4#356EA4

#356EA4 is a mid, moderate cyan. Relative luminance 0.146; OKLCH L 52.5% C 0.104 H 249.4°. Best body text is #FFFFFF at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#356EA4
RGB	rgb(53, 110, 164)
HSL	hsl(209, 51%, 43%)
HSV	hsv(209, 68%, 64%)
CMYK	cmyk(67.7%, 32.9%, 0%, 35.7%)
CIE-LAB	lab(45.06, -0.78, -34.54)
CIE-LCH	lch(45.06, 34.55, 268.71°)
OKLab	oklab(52.54% -0.0368 -0.0978)
OKLCH	oklch(52.54% 0.105 249.4)
XYZ	xyz(13.7425, 14.5877, 37.2062)
Luminance	0.1459 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356EA4 #A46B35

analogous

#35A4A2 #356EA4 #3537A4

triadic

#356EA4 #A4356E #6EA435

tetradic

#356EA4 #A235A4 #A46B35 #37A435

square

#356EA4 #A235A4 #A46B35 #37A435

split-complementary

#356EA4 #A43537 #A4A235

monochromatic

#173047 #264F76 #356EA4 #508DC6 #7EABD5

Accessibility & contrast

On white

5.36

#356EA4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#356EA4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356EA4

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356EA4	#FFFFFF	#000000	##FFFFFF
##356EA4	1.00	5.36	3.92	5.36
#FFFFFF	5.36	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5670A6

Deuteranopia (green-blind)

#4766A3

Tritanopia (blue-blind)

#007B81

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #356ea4;
/* rgb */ color: rgb(53, 110, 164);
/* oklch */ color: oklch(52.5% 0.104 249.4);

Tailwind

colors: {
  custom: {
    50: '#7897bf',
    500: '#356ea4',
    950: '#000000',
  },
}

SCSS

$custom: #356ea4;
$custom-light: #7897bf;
$custom-dark: #000000;

JSON

{
  "hex": "#356ea4",
  "rgb": {
    "r": 53,
    "g": 110,
    "b": 164
  },
  "hsl": {
    "h": 209.189,
    "s": 51.152,
    "l": 42.549
  },
  "oklch": {
    "l": 0.52536,
    "c": 0.1045,
    "h": 249.4
  },
  "luminance": 0.14589
}

Semantic roles & 50–950 ramp

primary

#356EA4

secondary

#BE9976

accent

#924DDB

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #356EA4

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

Preview Lab → · Contrast checker → · Palette generator →