#354DBB#354DBB

#354DBB is a mid, vivid blue. Relative luminance 0.097; OKLCH L 47.0% C 0.175 H 269.1°. Best body text is #FFFFFF at 7.17:1 contrast (WCAG AA passes).

Color values

HEX	#354DBB
RGB	rgb(53, 77, 187)
HSL	hsl(229, 56%, 47%)
HSV	hsv(229, 72%, 73%)
CMYK	cmyk(71.7%, 58.8%, 0%, 26.7%)
CIE-LAB	lab(37.21, 28.85, -60.66)
CIE-LCH	lch(37.21, 67.17, 295.44°)
OKLab	oklab(46.98% -0.0026 -0.175)
OKLCH	oklch(46.98% 0.175 269.1)
XYZ	xyz(13.0886, 9.6512, 48.1771)
Luminance	0.0965 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#354DBB #BBA335

analogous

#3590BB #354DBB #6035BB

triadic

#354DBB #BB354D #4DBB35

tetradic

#354DBB #BB3590 #BBA335 #35BB60

square

#354DBB #BB3590 #BBA335 #35BB60

split-complementary

#354DBB #BB6035 #90BB35

monochromatic

#1A265C #27398B #354DBB #5C71D1 #8C9BDE

Accessibility & contrast

On white

7.17

#354DBB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.93

#354DBB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #354DBB

7.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##354DBB	#FFFFFF	#000000	##FFFFFF
##354DBB	1.00	7.17	2.93	7.17
#FFFFFF	7.17	1.00	21.00	1.00
#000000	2.93	21.00	1.00	21.00
##FFFFFF	7.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EBF

Deuteranopia (green-blind)

#0052B9

Tritanopia (blue-blind)

#00687C

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #354dbb;
/* rgb */ color: rgb(53, 77, 187);
/* oklch */ color: oklch(47.0% 0.175 269.1);

Tailwind

colors: {
  custom: {
    50: '#7e7ed0',
    500: '#354dbb',
    950: '#000000',
  },
}

SCSS

$custom: #354dbb;
$custom-light: #7e7ed0;
$custom-dark: #000000;

JSON

{
  "hex": "#354dbb",
  "rgb": {
    "r": 53,
    "g": 77,
    "b": 187
  },
  "hsl": {
    "h": 229.254,
    "s": 55.833,
    "l": 47.059
  },
  "oklch": {
    "l": 0.46976,
    "c": 0.17499,
    "h": 269.1
  },
  "luminance": 0.09652
}

Semantic roles & 50–950 ramp

primary

#354DBB

secondary

#C9BC83

accent

#C449DF

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #354DBB

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

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