#355DA2#355DA2

#355DA2 is a mid, vivid blue. Relative luminance 0.112; OKLCH L 48.5% C 0.120 H 260.6°. Best body text is #FFFFFF at 6.48:1 contrast (WCAG AA passes).

Color values

HEX	#355DA2
RGB	rgb(53, 93, 162)
HSL	hsl(218, 51%, 42%)
HSV	hsv(218, 67%, 64%)
CMYK	cmyk(67.3%, 42.6%, 0%, 36.5%)
CIE-LAB	lab(39.90, 9.18, -41.54)
CIE-LCH	lch(39.90, 42.54, 282.47°)
OKLab	oklab(48.48% -0.0197 -0.1185)
OKLCH	oklch(48.48% 0.12 260.6)
XYZ	xyz(11.9018, 11.1931, 35.7087)
Luminance	0.1119 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355DA2 #A27A35

analogous

#3594A2 #355DA2 #4435A2

triadic

#355DA2 #A2355D #5DA235

tetradic

#355DA2 #A23594 #A27A35 #35A244

square

#355DA2 #A23594 #A27A35 #35A244

split-complementary

#355DA2 #A24435 #94A235

monochromatic

#172846 #264374 #355DA2 #4F7AC5 #7D9DD4

Accessibility & contrast

On white

6.48

#355DA2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#355DA2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #355DA2

6.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355DA2	#FFFFFF	#000000	##FFFFFF
##355DA2	1.00	6.48	3.24	6.48
#FFFFFF	6.48	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D63A5

Deuteranopia (green-blind)

#2C59A1

Tritanopia (blue-blind)

#006D77

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #355da2;
/* rgb */ color: rgb(53, 93, 162);
/* oklch */ color: oklch(48.5% 0.120 260.6);

Tailwind

colors: {
  custom: {
    50: '#788abe',
    500: '#355da2',
    950: '#000000',
  },
}

SCSS

$custom: #355da2;
$custom-light: #788abe;
$custom-dark: #000000;

JSON

{
  "hex": "#355da2",
  "rgb": {
    "r": 53,
    "g": 93,
    "b": 162
  },
  "hsl": {
    "h": 217.982,
    "s": 50.698,
    "l": 42.157
  },
  "oklch": {
    "l": 0.48477,
    "c": 0.12012,
    "h": 260.6
  },
  "luminance": 0.11194
}

Semantic roles & 50–950 ramp

primary

#355DA2

secondary

#BDA375

accent

#A74EDA

background

#F7F8FB

surface

#EEF0F7

border

#C9CBD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #355DA2

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

Preview Lab → · Contrast checker → · Palette generator →