#3454BF#3454BF

#3454BF is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.6% C 0.172 H 267.1°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#3454BF
RGB	rgb(52, 84, 191)
HSL	hsl(226, 57%, 48%)
HSV	hsv(226, 73%, 75%)
CMYK	cmyk(72.8%, 56%, 0%, 25.1%)
CIE-LAB	lab(39.29, 25.64, -59.61)
CIE-LCH	lch(39.29, 64.90, 293.27°)
OKLab	oklab(48.62% -0.0088 -0.1718)
OKLCH	oklch(48.62% 0.172 267.1)
XYZ	xyz(13.9872, 10.8308, 50.6335)
Luminance	0.1083 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3454BF #BF9F34

analogous

#349ABF #3454BF #5934BF

triadic

#3454BF #BF3454 #54BF34

tetradic

#3454BF #BF349A #BF9F34 #34BF59

square

#3454BF #BF349A #BF9F34 #34BF59

split-complementary

#3454BF #BF5934 #9ABF34

monochromatic

#1A2A5F #273F8F #3454BF #5D78D3 #8DA0E0

Accessibility & contrast

On white

6.63

#3454BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#3454BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3454BF

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3454BF	#FFFFFF	#000000	##FFFFFF
##3454BF	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C3

Deuteranopia (green-blind)

#0056BD

Tritanopia (blue-blind)

#006E81

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3454bf;
/* rgb */ color: rgb(52, 84, 191);
/* oklch */ color: oklch(48.6% 0.172 267.1);

Tailwind

colors: {
  custom: {
    50: '#7e83d3',
    500: '#3454bf',
    950: '#000000',
  },
}

SCSS

$custom: #3454bf;
$custom-light: #7e83d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3454bf",
  "rgb": {
    "r": 52,
    "g": 84,
    "b": 191
  },
  "hsl": {
    "h": 226.187,
    "s": 57.202,
    "l": 47.647
  },
  "oklch": {
    "l": 0.4862,
    "c": 0.17204,
    "h": 267.1
  },
  "luminance": 0.10832
}

Semantic roles & 50–950 ramp

primary

#3454BF

secondary

#CABA84

accent

#BD47E0

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #3454BF

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

Preview Lab → · Contrast checker → · Palette generator →