#355CDA#355CDA

#355CDA is a mid, vivid blue. Relative luminance 0.135; OKLCH L 52.4% C 0.198 H 266.4°. Best body text is #FFFFFF at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#355CDA
RGB	rgb(53, 92, 218)
HSL	hsl(226, 69%, 53%)
HSV	hsv(226, 76%, 85%)
CMYK	cmyk(75.7%, 57.8%, 0%, 14.5%)
CIE-LAB	lab(43.46, 30.53, -68.40)
CIE-LCH	lch(43.46, 74.91, 294.05°)
OKLab	oklab(52.4% -0.0125 -0.1975)
OKLCH	oklch(52.4% 0.198 266.4)
XYZ	xyz(17.9458, 13.4711, 67.9705)
Luminance	0.1347 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355CDA #DAB335

analogous

#35AFDA #355CDA #6035DA

triadic

#355CDA #DA355C #5CDA35

tetradic

#355CDA #DA35AF #DAB335 #35DA60

square

#355CDA #DA35AF #DAB335 #35DA60

split-complementary

#355CDA #DA6035 #AFDA35

monochromatic

#172F7E #2043B1 #355CDA #6986E3 #9CAFED

Accessibility & contrast

On white

5.68

#355CDA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#355CDA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #355CDA

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355CDA	#FFFFFF	#000000	##FFFFFF
##355CDA	1.00	5.68	3.69	5.68
#FFFFFF	5.68	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FDE

Deuteranopia (green-blind)

#005FD8

Tritanopia (blue-blind)

#007C92

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #355cda;
/* rgb */ color: rgb(53, 92, 218);
/* oklch */ color: oklch(52.4% 0.198 266.4);

Tailwind

colors: {
  custom: {
    50: '#8489e6',
    500: '#355cda',
    950: '#000000',
  },
}

SCSS

$custom: #355cda;
$custom-light: #8489e6;
$custom-dark: #000000;

JSON

{
  "hex": "#355cda",
  "rgb": {
    "r": 53,
    "g": 92,
    "b": 218
  },
  "hsl": {
    "h": 225.818,
    "s": 69.038,
    "l": 53.137
  },
  "oklch": {
    "l": 0.52403,
    "c": 0.19791,
    "h": 266.4
  },
  "luminance": 0.13473
}

Semantic roles & 50–950 ramp

primary

#355CDA

secondary

#D9C892

accent

#C23CEC

background

#F8F8FE

surface

#F0F0FC

border

#CBCBD5

text

#0D0B16

muted

#7D7C84

Preview Lab

Preview with #355CDA

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

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