#355FAE#355FAE

#355FAE is a mid, vivid blue. Relative luminance 0.120; OKLCH L 49.7% C 0.135 H 261.7°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#355FAE
RGB	rgb(53, 95, 174)
HSL	hsl(219, 53%, 45%)
HSV	hsv(219, 70%, 68%)
CMYK	cmyk(69.5%, 45.4%, 0%, 31.8%)
CIE-LAB	lab(41.21, 12.32, -46.55)
CIE-LCH	lch(41.21, 48.16, 284.82°)
OKLab	oklab(49.72% -0.0194 -0.1332)
OKLCH	oklch(49.72% 0.135 261.7)
XYZ	xyz(13.1977, 11.9959, 41.6561)
Luminance	0.1200 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355FAE #AE8435

analogous

#359BAE #355FAE #4835AE

triadic

#355FAE #AE355F #5FAE35

tetradic

#355FAE #AE359B #AE8435 #35AE48

square

#355FAE #AE359B #AE8435 #35AE48

split-complementary

#355FAE #AE4835 #9BAE35

monochromatic

#182C50 #27457F #355FAE #557ECB #84A2DA

Accessibility & contrast

On white

6.18

#355FAE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#355FAE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #355FAE

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355FAE	#FFFFFF	#000000	##FFFFFF
##355FAE	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3867B1

Deuteranopia (green-blind)

#215CAC

Tritanopia (blue-blind)

#00717E

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #355fae;
/* rgb */ color: rgb(53, 95, 174);
/* oklch */ color: oklch(49.7% 0.135 261.7);

Tailwind

colors: {
  custom: {
    50: '#7a8bc7',
    500: '#355fae',
    950: '#000000',
  },
}

SCSS

$custom: #355fae;
$custom-light: #7a8bc7;
$custom-dark: #000000;

JSON

{
  "hex": "#355fae",
  "rgb": {
    "r": 53,
    "g": 95,
    "b": 174
  },
  "hsl": {
    "h": 219.174,
    "s": 53.304,
    "l": 44.51
  },
  "oklch": {
    "l": 0.49719,
    "c": 0.13459,
    "h": 261.7
  },
  "luminance": 0.11997
}

Semantic roles & 50–950 ramp

primary

#355FAE

secondary

#C3AA7C

accent

#AA4BDD

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #355FAE

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

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