#3454B0#3454B0

#3454B0 is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.5% C 0.151 H 266.3°. Best body text is #FFFFFF at 6.91:1 contrast (WCAG AA passes).

Color values

HEX	#3454B0
RGB	rgb(52, 84, 176)
HSL	hsl(225, 54%, 45%)
HSV	hsv(225, 70%, 69%)
CMYK	cmyk(70.5%, 52.3%, 0%, 31%)
CIE-LAB	lab(38.21, 20.08, -52.57)
CIE-LCH	lch(38.21, 56.27, 290.91°)
OKLab	oklab(47.46% -0.0099 -0.1511)
OKLCH	oklch(47.46% 0.151 266.3)
XYZ	xyz(12.4202, 10.2040, 42.3809)
Luminance	0.1021 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3454B0 #B09034

analogous

#3492B0 #3454B0 #5234B0

triadic

#3454B0 #B03454 #54B034

tetradic

#3454B0 #B03492 #B09034 #34B052

square

#3454B0 #B03492 #B09034 #34B052

split-complementary

#3454B0 #B05234 #92B034

monochromatic

#182752 #263D81 #3454B0 #5574CD #849ADB

Accessibility & contrast

On white

6.91

#3454B0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#3454B0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3454B0

6.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3454B0	#FFFFFF	#000000	##FFFFFF
##3454B0	1.00	6.91	3.04	6.91
#FFFFFF	6.91	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1960B3

Deuteranopia (green-blind)

#0055AE

Tritanopia (blue-blind)

#006A7A

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3454b0;
/* rgb */ color: rgb(52, 84, 176);
/* oklch */ color: oklch(47.5% 0.151 266.3);

Tailwind

colors: {
  custom: {
    50: '#7b83c8',
    500: '#3454b0',
    950: '#000000',
  },
}

SCSS

$custom: #3454b0;
$custom-light: #7b83c8;
$custom-dark: #000000;

JSON

{
  "hex": "#3454b0",
  "rgb": {
    "r": 52,
    "g": 84,
    "b": 176
  },
  "hsl": {
    "h": 224.516,
    "s": 54.386,
    "l": 44.706
  },
  "oklch": {
    "l": 0.47455,
    "c": 0.15141,
    "h": 266.3
  },
  "luminance": 0.10205
}

Semantic roles & 50–950 ramp

primary

#3454B0

secondary

#C4B17C

accent

#B84ADE

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #3454B0

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

Preview Lab → · Contrast checker → · Palette generator →