#355CAF#355CAF

#355CAF is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.1% C 0.140 H 263.3°. Best body text is #FFFFFF at 6.36:1 contrast (WCAG AA passes).

Color values

HEX	#355CAF
RGB	rgb(53, 92, 175)
HSL	hsl(221, 54%, 45%)
HSV	hsv(221, 70%, 69%)
CMYK	cmyk(69.7%, 47.4%, 0%, 31.4%)
CIE-LAB	lab(40.42, 14.63, -48.41)
CIE-LCH	lch(40.42, 50.57, 286.82°)
OKLab	oklab(49.13% -0.0164 -0.1387)
OKLCH	oklch(49.13% 0.14 263.3)
XYZ	xyz(13.0305, 11.5050, 42.0831)
Luminance	0.1151 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355CAF #AF8835

analogous

#3599AF #355CAF #4B35AF

triadic

#355CAF #AF355C #5CAF35

tetradic

#355CAF #AF3599 #AF8835 #35AF4B

square

#355CAF #AF3599 #AF8835 #35AF4B

split-complementary

#355CAF #AF4B35 #99AF35

monochromatic

#192B51 #274380 #355CAF #567BCC #85A0DA

Accessibility & contrast

On white

6.36

#355CAF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#355CAF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #355CAF

6.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355CAF	#FFFFFF	#000000	##FFFFFF
##355CAF	1.00	6.36	3.30	6.36
#FFFFFF	6.36	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3165B2

Deuteranopia (green-blind)

#155AAD

Tritanopia (blue-blind)

#006F7D

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #355caf;
/* rgb */ color: rgb(53, 92, 175);
/* oklch */ color: oklch(49.1% 0.140 263.3);

Tailwind

colors: {
  custom: {
    50: '#7b89c7',
    500: '#355caf',
    950: '#000000',
  },
}

SCSS

$custom: #355caf;
$custom-light: #7b89c7;
$custom-dark: #000000;

JSON

{
  "hex": "#355caf",
  "rgb": {
    "r": 53,
    "g": 92,
    "b": 175
  },
  "hsl": {
    "h": 220.82,
    "s": 53.509,
    "l": 44.706
  },
  "oklch": {
    "l": 0.49132,
    "c": 0.13967,
    "h": 263.3
  },
  "luminance": 0.11506
}

Semantic roles & 50–950 ramp

primary

#355CAF

secondary

#C4AD7C

accent

#AE4BDD

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #355CAF

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

Preview Lab → · Contrast checker → · Palette generator →