#355CA7#355CA7

#355CA7 is a mid, vivid blue. Relative luminance 0.112; OKLCH L 48.6% C 0.128 H 262.1°. Best body text is #FFFFFF at 6.48:1 contrast (WCAG AA passes).

Color values

HEX	#355CA7
RGB	rgb(53, 92, 167)
HSL	hsl(219, 52%, 43%)
HSV	hsv(219, 68%, 65%)
CMYK	cmyk(68.3%, 44.9%, 0%, 34.5%)
CIE-LAB	lab(39.92, 11.67, -44.49)
CIE-LCH	lch(39.92, 45.99, 284.70°)
OKLab	oklab(48.58% -0.0177 -0.1272)
OKLCH	oklch(48.58% 0.128 262.1)
XYZ	xyz(12.2679, 11.2000, 38.0670)
Luminance	0.1120 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355CA7 #A78035

analogous

#3595A7 #355CA7 #4735A7

triadic

#355CA7 #A7355C #5CA735

tetradic

#355CA7 #A73595 #A78035 #35A747

square

#355CA7 #A73595 #A78035 #35A747

split-complementary

#355CA7 #A74735 #95A735

monochromatic

#18294A #264279 #355CA7 #517AC8 #809DD7

Accessibility & contrast

On white

6.48

#355CA7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#355CA7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #355CA7

6.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355CA7	#FFFFFF	#000000	##FFFFFF
##355CA7	1.00	6.48	3.24	6.48
#FFFFFF	6.48	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3864AA

Deuteranopia (green-blind)

#2359A5

Tritanopia (blue-blind)

#006D79

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #355ca7;
/* rgb */ color: rgb(53, 92, 167);
/* oklch */ color: oklch(48.6% 0.128 262.1);

Tailwind

colors: {
  custom: {
    50: '#7989c1',
    500: '#355ca7',
    950: '#000000',
  },
}

SCSS

$custom: #355ca7;
$custom-light: #7989c1;
$custom-dark: #000000;

JSON

{
  "hex": "#355ca7",
  "rgb": {
    "r": 53,
    "g": 92,
    "b": 167
  },
  "hsl": {
    "h": 219.474,
    "s": 51.818,
    "l": 43.137
  },
  "oklch": {
    "l": 0.48583,
    "c": 0.1284,
    "h": 262.1
  },
  "luminance": 0.11201
}

Semantic roles & 50–950 ramp

primary

#355CA7

secondary

#C0A778

accent

#AA4DDB

background

#F7F8FB

surface

#EEF0F7

border

#C9CBD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #355CA7

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

Preview Lab → · Contrast checker → · Palette generator →