#355DBC#355DBC

#355DBC is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.3% C 0.156 H 264.3°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#355DBC
RGB	rgb(53, 93, 188)
HSL	hsl(222, 56%, 47%)
HSV	hsv(222, 72%, 74%)
CMYK	cmyk(71.8%, 50.5%, 0%, 26.3%)
CIE-LAB	lab(41.56, 18.81, -54.20)
CIE-LCH	lch(41.56, 57.37, 289.14°)
OKLab	oklab(50.28% -0.0155 -0.1557)
OKLCH	oklch(50.28% 0.156 264.3)
XYZ	xyz(14.4564, 12.2149, 49.1630)
Luminance	0.1222 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355DBC #BC9435

analogous

#35A1BC #355DBC #5035BC

triadic

#355DBC #BC355D #5DBC35

tetradic

#355DBC #BC35A1 #BC9435 #35BC50

square

#355DBC #BC35A1 #BC9435 #35BC50

split-complementary

#355DBC #BC5035 #A1BC35

monochromatic

#1A2E5D #28458C #355DBC #5D7FD1 #8DA5DF

Accessibility & contrast

On white

6.10

#355DBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#355DBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #355DBC

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355DBC	#FFFFFF	#000000	##FFFFFF
##355DBC	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2469BF

Deuteranopia (green-blind)

#005CBA

Tritanopia (blue-blind)

#007483

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #355dbc;
/* rgb */ color: rgb(53, 93, 188);
/* oklch */ color: oklch(50.3% 0.156 264.3);

Tailwind

colors: {
  custom: {
    50: '#7d8ad1',
    500: '#355dbc',
    950: '#000000',
  },
}

SCSS

$custom: #355dbc;
$custom-light: #7d8ad1;
$custom-dark: #000000;

JSON

{
  "hex": "#355dbc",
  "rgb": {
    "r": 53,
    "g": 93,
    "b": 188
  },
  "hsl": {
    "h": 222.222,
    "s": 56.017,
    "l": 47.255
  },
  "oklch": {
    "l": 0.50276,
    "c": 0.15649,
    "h": 264.3
  },
  "luminance": 0.12216
}

Semantic roles & 50–950 ramp

primary

#355DBC

secondary

#C9B584

accent

#B348DF

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #355DBC

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

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