#354FB8#354FB8

#354FB8 is a mid, vivid blue. Relative luminance 0.098; OKLCH L 47.1% C 0.168 H 268.6°. Best body text is #FFFFFF at 7.09:1 contrast (WCAG AA passes).

Color values

HEX	#354FB8
RGB	rgb(53, 79, 184)
HSL	hsl(228, 55%, 46%)
HSV	hsv(228, 71%, 72%)
CMYK	cmyk(71.2%, 57.1%, 0%, 27.8%)
CIE-LAB	lab(37.50, 26.45, -58.43)
CIE-LCH	lch(37.50, 64.14, 294.36°)
OKLab	oklab(47.12% -0.0042 -0.1684)
OKLCH	oklch(47.12% 0.168 268.6)
XYZ	xyz(12.9129, 9.8082, 46.5508)
Luminance	0.0981 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#354FB8 #B89E35

analogous

#3591B8 #354FB8 #5D35B8

triadic

#354FB8 #B8354F #4FB835

tetradic

#354FB8 #B83591 #B89E35 #35B85D

square

#354FB8 #B83591 #B89E35 #35B85D

split-complementary

#354FB8 #B85D35 #91B835

monochromatic

#1A2659 #273B88 #354FB8 #5B72D0 #8A9BDD

Accessibility & contrast

On white

7.09

#354FB8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.96

#354FB8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #354FB8

7.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##354FB8	#FFFFFF	#000000	##FFFFFF
##354FB8	1.00	7.09	2.96	7.09
#FFFFFF	7.09	1.00	21.00	1.00
#000000	2.96	21.00	1.00	21.00
##FFFFFF	7.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EBC

Deuteranopia (green-blind)

#0052B6

Tritanopia (blue-blind)

#00697C

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #354fb8;
/* rgb */ color: rgb(53, 79, 184);
/* oklch */ color: oklch(47.1% 0.168 268.6);

Tailwind

colors: {
  custom: {
    50: '#7d80ce',
    500: '#354fb8',
    950: '#000000',
  },
}

SCSS

$custom: #354fb8;
$custom-light: #7d80ce;
$custom-dark: #000000;

JSON

{
  "hex": "#354fb8",
  "rgb": {
    "r": 53,
    "g": 79,
    "b": 184
  },
  "hsl": {
    "h": 228.092,
    "s": 55.274,
    "l": 46.471
  },
  "oklch": {
    "l": 0.47118,
    "c": 0.16844,
    "h": 268.6
  },
  "luminance": 0.0981
}

Semantic roles & 50–950 ramp

primary

#354FB8

secondary

#C7BA81

accent

#C149DF

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #354FB8

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

Preview Lab → · Contrast checker → · Palette generator →