#356BA3#356BA3

#356BA3 is a mid, moderate cyan. Relative luminance 0.139; OKLCH L 51.8% C 0.106 H 251.3°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#356BA3
RGB	rgb(53, 107, 163)
HSL	hsl(211, 51%, 42%)
HSV	hsv(211, 67%, 64%)
CMYK	cmyk(67.5%, 34.4%, 0%, 36.1%)
CIE-LAB	lab(44.11, 0.70, -35.45)
CIE-LCH	lch(44.11, 35.46, 271.14°)
OKLab	oklab(51.77% -0.034 -0.1005)
OKLCH	oklch(51.77% 0.106 251.3)
XYZ	xyz(13.3343, 13.9153, 36.6264)
Luminance	0.1392 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356BA3 #A36D35

analogous

#35A2A3 #356BA3 #3635A3

triadic

#356BA3 #A3356B #6BA335

tetradic

#356BA3 #A335A2 #A36D35 #35A336

square

#356BA3 #A335A2 #A36D35 #35A336

split-complementary

#356BA3 #A33635 #A2A335

monochromatic

#172E47 #264D75 #356BA3 #4F8AC6 #7EA8D5

Accessibility & contrast

On white

5.55

#356BA3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#356BA3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356BA3

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356BA3	#FFFFFF	#000000	##FFFFFF
##356BA3	1.00	5.55	3.78	5.55
#FFFFFF	5.55	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#526EA5

Deuteranopia (green-blind)

#4364A2

Tritanopia (blue-blind)

#00787F

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #356ba3;
/* rgb */ color: rgb(53, 107, 163);
/* oklch */ color: oklch(51.8% 0.106 251.3);

Tailwind

colors: {
  custom: {
    50: '#7895be',
    500: '#356ba3',
    950: '#000000',
  },
}

SCSS

$custom: #356ba3;
$custom-light: #7895be;
$custom-dark: #000000;

JSON

{
  "hex": "#356ba3",
  "rgb": {
    "r": 53,
    "g": 107,
    "b": 163
  },
  "hsl": {
    "h": 210.545,
    "s": 50.926,
    "l": 42.353
  },
  "oklch": {
    "l": 0.51771,
    "c": 0.10608,
    "h": 251.3
  },
  "luminance": 0.13917
}

Semantic roles & 50–950 ramp

primary

#356BA3

secondary

#BE9B76

accent

#954DDA

background

#F7F9FB

surface

#EEF1F7

border

#C9CBD0

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #356BA3

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

Preview Lab → · Contrast checker → · Palette generator →