#355AAF#355AAF

#355AAF is a mid, vivid blue. Relative luminance 0.112; OKLCH L 48.7% C 0.142 H 264.1°. Best body text is #FFFFFF at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#355AAF
RGB	rgb(53, 90, 175)
HSL	hsl(222, 54%, 45%)
HSV	hsv(222, 70%, 69%)
CMYK	cmyk(69.7%, 48.6%, 0%, 31.4%)
CIE-LAB	lab(39.85, 15.93, -49.32)
CIE-LCH	lch(39.85, 51.83, 287.91°)
OKLab	oklab(48.7% -0.0145 -0.1414)
OKLCH	oklch(48.7% 0.142 264.1)
XYZ	xyz(12.8595, 11.1631, 42.0261)
Luminance	0.1116 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355AAF #AF8A35

analogous

#3597AF #355AAF #4D35AF

triadic

#355AAF #AF355A #5AAF35

tetradic

#355AAF #AF3597 #AF8A35 #35AF4D

square

#355AAF #AF3597 #AF8A35 #35AF4D

split-complementary

#355AAF #AF4D35 #97AF35

monochromatic

#192A51 #274280 #355AAF #5679CC #859EDA

Accessibility & contrast

On white

6.50

#355AAF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#355AAF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #355AAF

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355AAF	#FFFFFF	#000000	##FFFFFF
##355AAF	1.00	6.50	3.23	6.50
#FFFFFF	6.50	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C64B2

Deuteranopia (green-blind)

#0B59AD

Tritanopia (blue-blind)

#006E7C

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #355aaf;
/* rgb */ color: rgb(53, 90, 175);
/* oklch */ color: oklch(48.7% 0.142 264.1);

Tailwind

colors: {
  custom: {
    50: '#7b88c7',
    500: '#355aaf',
    950: '#000000',
  },
}

SCSS

$custom: #355aaf;
$custom-light: #7b88c7;
$custom-dark: #000000;

JSON

{
  "hex": "#355aaf",
  "rgb": {
    "r": 53,
    "g": 90,
    "b": 175
  },
  "hsl": {
    "h": 221.803,
    "s": 53.509,
    "l": 44.706
  },
  "oklch": {
    "l": 0.487,
    "c": 0.14215,
    "h": 264.1
  },
  "luminance": 0.11164
}

Semantic roles & 50–950 ramp

primary

#355AAF

secondary

#C4AE7C

accent

#B14BDD

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #355AAF

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

Preview Lab → · Contrast checker → · Palette generator →