#354EB8#354EB8

#354EB8 is a mid, vivid blue. Relative luminance 0.097; OKLCH L 46.9% C 0.170 H 268.8°. Best body text is #FFFFFF at 7.16:1 contrast (WCAG AA passes).

Color values

HEX	#354EB8
RGB	rgb(53, 78, 184)
HSL	hsl(229, 55%, 46%)
HSV	hsv(229, 71%, 72%)
CMYK	cmyk(71.2%, 57.6%, 0%, 27.8%)
CIE-LAB	lab(37.23, 27.10, -58.86)
CIE-LCH	lch(37.23, 64.80, 294.73°)
OKLab	oklab(46.92% -0.0035 -0.1697)
OKLCH	oklch(46.92% 0.17 268.8)
XYZ	xyz(12.8413, 9.6651, 46.5269)
Luminance	0.0967 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#354EB8 #B89F35

analogous

#3590B8 #354EB8 #5E35B8

triadic

#354EB8 #B8354E #4EB835

tetradic

#354EB8 #B83590 #B89F35 #35B85E

square

#354EB8 #B83590 #B89F35 #35B85E

split-complementary

#354EB8 #B85E35 #90B835

monochromatic

#1A2659 #273A88 #354EB8 #5B71D0 #8A9ADD

Accessibility & contrast

On white

7.16

#354EB8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.93

#354EB8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #354EB8

7.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##354EB8	#FFFFFF	#000000	##FFFFFF
##354EB8	1.00	7.16	2.93	7.16
#FFFFFF	7.16	1.00	21.00	1.00
#000000	2.93	21.00	1.00	21.00
##FFFFFF	7.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EBC

Deuteranopia (green-blind)

#0052B6

Tritanopia (blue-blind)

#00687B

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #354eb8;
/* rgb */ color: rgb(53, 78, 184);
/* oklch */ color: oklch(46.9% 0.170 268.8);

Tailwind

colors: {
  custom: {
    50: '#7d7fce',
    500: '#354eb8',
    950: '#000000',
  },
}

SCSS

$custom: #354eb8;
$custom-light: #7d7fce;
$custom-dark: #000000;

JSON

{
  "hex": "#354eb8",
  "rgb": {
    "r": 53,
    "g": 78,
    "b": 184
  },
  "hsl": {
    "h": 228.55,
    "s": 55.274,
    "l": 46.471
  },
  "oklch": {
    "l": 0.46922,
    "c": 0.1697,
    "h": 268.8
  },
  "luminance": 0.09666
}

Semantic roles & 50–950 ramp

primary

#354EB8

secondary

#C7BA81

accent

#C249DF

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #354EB8

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

Preview Lab → · Contrast checker → · Palette generator →