#355EAA#355EAA

#355EAA is a mid, vivid blue. Relative luminance 0.117; OKLCH L 49.2% C 0.130 H 261.6°. Best body text is #FFFFFF at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#355EAA
RGB	rgb(53, 94, 170)
HSL	hsl(219, 52%, 44%)
HSV	hsv(219, 69%, 67%)
CMYK	cmyk(68.8%, 44.7%, 0%, 33.3%)
CIE-LAB	lab(40.68, 11.49, -45.05)
CIE-LCH	lch(40.68, 46.49, 284.30°)
OKLab	oklab(49.23% -0.0191 -0.1288)
OKLCH	oklch(49.23% 0.13 261.6)
XYZ	xyz(12.7240, 11.6633, 39.6031)
Luminance	0.1167 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355EAA #AA8135

analogous

#3598AA #355EAA #4635AA

triadic

#355EAA #AA355E #5EAA35

tetradic

#355EAA #AA3598 #AA8135 #35AA46

square

#355EAA #AA3598 #AA8135 #35AA46

split-complementary

#355EAA #AA4635 #98AA35

monochromatic

#182A4D #26447B #355EAA #537CC9 #82A0D8

Accessibility & contrast

On white

6.30

#355EAA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#355EAA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #355EAA

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355EAA	#FFFFFF	#000000	##FFFFFF
##355EAA	1.00	6.30	3.33	6.30
#FFFFFF	6.30	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3966AD

Deuteranopia (green-blind)

#245BA8

Tritanopia (blue-blind)

#00707B

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #355eaa;
/* rgb */ color: rgb(53, 94, 170);
/* oklch */ color: oklch(49.2% 0.130 261.6);

Tailwind

colors: {
  custom: {
    50: '#7a8bc4',
    500: '#355eaa',
    950: '#000000',
  },
}

SCSS

$custom: #355eaa;
$custom-light: #7a8bc4;
$custom-dark: #000000;

JSON

{
  "hex": "#355eaa",
  "rgb": {
    "r": 53,
    "g": 94,
    "b": 170
  },
  "hsl": {
    "h": 218.974,
    "s": 52.466,
    "l": 43.725
  },
  "oklch": {
    "l": 0.49229,
    "c": 0.13019,
    "h": 261.6
  },
  "luminance": 0.11665
}

Semantic roles & 50–950 ramp

primary

#355EAA

secondary

#C1A87A

accent

#A94CDC

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #355EAA

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

Preview Lab → · Contrast checker → · Palette generator →