#355BCE#355BCE

#355BCE is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.2% C 0.183 H 266.1°. Best body text is #FFFFFF at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#355BCE
RGB	rgb(53, 91, 206)
HSL	hsl(225, 61%, 51%)
HSV	hsv(225, 74%, 81%)
CMYK	cmyk(74.3%, 55.8%, 0%, 19.2%)
CIE-LAB	lab(42.30, 26.77, -63.43)
CIE-LCH	lch(42.30, 68.84, 292.88°)
OKLab	oklab(51.24% -0.0124 -0.1829)
OKLCH	oklch(51.24% 0.183 266.1)
XYZ	xyz(16.3460, 12.6935, 59.9692)
Luminance	0.1270 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355BCE #CEA835

analogous

#35A7CE #355BCE #5B35CE

triadic

#355BCE #CE355B #5BCE35

tetradic

#355BCE #CE35A7 #CEA835 #35CE5B

square

#355BCE #CE35A7 #CEA835 #35CE5B

split-complementary

#355BCE #CE5B35 #A7CE35

monochromatic

#1B2F6E #27459F #355BCE #6683DA #98ABE6

Accessibility & contrast

On white

5.93

#355BCE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#355BCE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #355BCE

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355BCE	#FFFFFF	#000000	##FFFFFF
##355BCE	1.00	5.93	3.54	5.93
#FFFFFF	5.93	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BD2

Deuteranopia (green-blind)

#005DCC

Tritanopia (blue-blind)

#00778B

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #355bce;
/* rgb */ color: rgb(53, 91, 206);
/* oklch */ color: oklch(51.2% 0.183 266.1);

Tailwind

colors: {
  custom: {
    50: '#8188de',
    500: '#355bce',
    950: '#000000',
  },
}

SCSS

$custom: #355bce;
$custom-light: #8188de;
$custom-dark: #000000;

JSON

{
  "hex": "#355bce",
  "rgb": {
    "r": 53,
    "g": 91,
    "b": 206
  },
  "hsl": {
    "h": 225.098,
    "s": 60.956,
    "l": 50.784
  },
  "oklch": {
    "l": 0.51243,
    "c": 0.18332,
    "h": 266.1
  },
  "luminance": 0.12695
}

Semantic roles & 50–950 ramp

primary

#355BCE

secondary

#D1C08D

accent

#BC44E4

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #355BCE

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

Preview Lab → · Contrast checker → · Palette generator →