#3454B5#3454B5

#3454B5 is a mid, vivid blue. Relative luminance 0.104; OKLCH L 47.8% C 0.158 H 266.6°. Best body text is #FFFFFF at 6.82:1 contrast (WCAG AA passes).

Color values

HEX	#3454B5
RGB	rgb(52, 84, 181)
HSL	hsl(225, 55%, 46%)
HSV	hsv(225, 71%, 71%)
CMYK	cmyk(71.3%, 53.6%, 0%, 29%)
CIE-LAB	lab(38.56, 21.94, -54.94)
CIE-LCH	lch(38.56, 59.16, 291.77°)
OKLab	oklab(47.84% -0.0094 -0.1581)
OKLCH	oklch(47.84% 0.158 266.6)
XYZ	xyz(12.9241, 10.4056, 45.0345)
Luminance	0.1041 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3454B5 #B59534

analogous

#3494B5 #3454B5 #5434B5

triadic

#3454B5 #B53454 #54B534

tetradic

#3454B5 #B53494 #B59534 #34B554

square

#3454B5 #B53494 #B59534 #34B554

split-complementary

#3454B5 #B55434 #94B534

monochromatic

#192856 #263E85 #3454B5 #5775CF #879CDC

Accessibility & contrast

On white

6.82

#3454B5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#3454B5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3454B5

6.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3454B5	#FFFFFF	#000000	##FFFFFF
##3454B5	1.00	6.82	3.08	6.82
#FFFFFF	6.82	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D61B8

Deuteranopia (green-blind)

#0055B3

Tritanopia (blue-blind)

#006B7C

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3454b5;
/* rgb */ color: rgb(52, 84, 181);
/* oklch */ color: oklch(47.8% 0.158 266.6);

Tailwind

colors: {
  custom: {
    50: '#7c83cc',
    500: '#3454b5',
    950: '#000000',
  },
}

SCSS

$custom: #3454b5;
$custom-light: #7c83cc;
$custom-dark: #000000;

JSON

{
  "hex": "#3454b5",
  "rgb": {
    "r": 52,
    "g": 84,
    "b": 181
  },
  "hsl": {
    "h": 225.116,
    "s": 55.365,
    "l": 45.686
  },
  "oklch": {
    "l": 0.47836,
    "c": 0.15836,
    "h": 266.6
  },
  "luminance": 0.10407
}

Semantic roles & 50–950 ramp

primary

#3454B5

secondary

#C6B47F

accent

#BA49DF

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3454B5

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

Preview Lab → · Contrast checker → · Palette generator →