#354BA3#354BA3

#354BA3 is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.6% C 0.144 H 269.2°. Best body text is #FFFFFF at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#354BA3
RGB	rgb(53, 75, 163)
HSL	hsl(228, 51%, 42%)
HSV	hsv(228, 67%, 64%)
CMYK	cmyk(67.5%, 54%, 0%, 36.1%)
CIE-LAB	lab(34.87, 21.36, -50.22)
CIE-LCH	lch(34.87, 54.58, 293.04°)
OKLab	oklab(44.65% -0.002 -0.1443)
OKLCH	oklch(44.65% 0.144 269.2)
XYZ	xyz(10.5929, 8.4324, 35.7126)
Luminance	0.0843 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#354BA3 #A38D35

analogous

#3582A3 #354BA3 #5635A3

triadic

#354BA3 #A3354B #4BA335

tetradic

#354BA3 #A33582 #A38D35 #35A356

square

#354BA3 #A33582 #A38D35 #35A356

split-complementary

#354BA3 #A35635 #82A335

monochromatic

#172147 #263675 #354BA3 #4F67C6 #7E8FD5

Accessibility & contrast

On white

7.82

#354BA3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#354BA3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #354BA3

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##354BA3	#FFFFFF	#000000	##FFFFFF
##354BA3	1.00	7.82	2.69	7.82
#FFFFFF	7.82	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E57A6

Deuteranopia (green-blind)

#004DA1

Tritanopia (blue-blind)

#00606F

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #354ba3;
/* rgb */ color: rgb(53, 75, 163);
/* oklch */ color: oklch(44.6% 0.144 269.2);

Tailwind

colors: {
  custom: {
    50: '#797cbf',
    500: '#354ba3',
    950: '#000000',
  },
}

SCSS

$custom: #354ba3;
$custom-light: #797cbf;
$custom-dark: #000000;

JSON

{
  "hex": "#354ba3",
  "rgb": {
    "r": 53,
    "g": 75,
    "b": 163
  },
  "hsl": {
    "h": 228,
    "s": 50.926,
    "l": 42.353
  },
  "oklch": {
    "l": 0.4465,
    "c": 0.14432,
    "h": 269.2
  },
  "luminance": 0.08433
}

Semantic roles & 50–950 ramp

primary

#354BA3

secondary

#BEB076

accent

#BE4DDA

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #354BA3

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

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