#356EA5#356EA5

#356EA5 is a mid, moderate cyan. Relative luminance 0.146; OKLCH L 52.6% C 0.106 H 249.8°. Best body text is #FFFFFF at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#356EA5
RGB	rgb(53, 110, 165)
HSL	hsl(209, 51%, 43%)
HSV	hsv(209, 68%, 65%)
CMYK	cmyk(67.9%, 33.3%, 0%, 35.3%)
CIE-LAB	lab(45.11, -0.42, -35.05)
CIE-LCH	lch(45.11, 35.05, 269.31°)
OKLab	oklab(52.59% -0.0365 -0.0993)
OKLCH	oklch(52.59% 0.106 249.8)
XYZ	xyz(13.8331, 14.6239, 37.6837)
Luminance	0.1462 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356EA5 #A56C35

analogous

#35A5A4 #356EA5 #3536A5

triadic

#356EA5 #A5356E #6EA535

tetradic

#356EA5 #A435A5 #A56C35 #36A535

square

#356EA5 #A435A5 #A56C35 #36A535

split-complementary

#356EA5 #A53536 #A5A435

monochromatic

#173048 #264F77 #356EA5 #508DC7 #7FABD6

Accessibility & contrast

On white

5.35

#356EA5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#356EA5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356EA5

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356EA5	#FFFFFF	#000000	##FFFFFF
##356EA5	1.00	5.35	3.92	5.35
#FFFFFF	5.35	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5671A7

Deuteranopia (green-blind)

#4666A4

Tritanopia (blue-blind)

#007B82

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #356ea5;
/* rgb */ color: rgb(53, 110, 165);
/* oklch */ color: oklch(52.6% 0.106 249.8);

Tailwind

colors: {
  custom: {
    50: '#7997c0',
    500: '#356ea5',
    950: '#000000',
  },
}

SCSS

$custom: #356ea5;
$custom-light: #7997c0;
$custom-dark: #000000;

JSON

{
  "hex": "#356ea5",
  "rgb": {
    "r": 53,
    "g": 110,
    "b": 165
  },
  "hsl": {
    "h": 209.464,
    "s": 51.376,
    "l": 42.745
  },
  "oklch": {
    "l": 0.52592,
    "c": 0.10578,
    "h": 249.8
  },
  "luminance": 0.14625
}

Semantic roles & 50–950 ramp

primary

#356EA5

secondary

#BF9A77

accent

#934DDB

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #356EA5

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

Preview Lab → · Contrast checker → · Palette generator →