#355CCE#355CCE

#355CCE is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.4% C 0.182 H 265.9°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#355CCE
RGB	rgb(53, 92, 206)
HSL	hsl(225, 61%, 51%)
HSV	hsv(225, 74%, 81%)
CMYK	cmyk(74.3%, 55.3%, 0%, 19.2%)
CIE-LAB	lab(42.56, 26.13, -63.00)
CIE-LCH	lch(42.56, 68.20, 292.52°)
OKLab	oklab(51.44% -0.0131 -0.1816)
OKLCH	oklch(51.44% 0.182 265.9)
XYZ	xyz(16.4320, 12.8656, 59.9979)
Luminance	0.1287 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355CCE #CEA735

analogous

#35A8CE #355CCE #5A35CE

triadic

#355CCE #CE355C #5CCE35

tetradic

#355CCE #CE35A8 #CEA735 #35CE5A

square

#355CCE #CE35A8 #CEA735 #35CE5A

split-complementary

#355CCE #CE5A35 #A8CE35

monochromatic

#1B306E #27459F #355CCE #6684DA #98ABE6

Accessibility & contrast

On white

5.88

#355CCE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#355CCE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #355CCE

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355CCE	#FFFFFF	#000000	##FFFFFF
##355CCE	1.00	5.88	3.57	5.88
#FFFFFF	5.88	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CD2

Deuteranopia (green-blind)

#005ECC

Tritanopia (blue-blind)

#00788C

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #355cce;
/* rgb */ color: rgb(53, 92, 206);
/* oklch */ color: oklch(51.4% 0.182 265.9);

Tailwind

colors: {
  custom: {
    50: '#8189de',
    500: '#355cce',
    950: '#000000',
  },
}

SCSS

$custom: #355cce;
$custom-light: #8189de;
$custom-dark: #000000;

JSON

{
  "hex": "#355cce",
  "rgb": {
    "r": 53,
    "g": 92,
    "b": 206
  },
  "hsl": {
    "h": 224.706,
    "s": 60.956,
    "l": 50.784
  },
  "oklch": {
    "l": 0.5144,
    "c": 0.1821,
    "h": 265.9
  },
  "luminance": 0.12867
}

Semantic roles & 50–950 ramp

primary

#355CCE

secondary

#D1C08D

accent

#BB44E4

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #355CCE

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

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