#3455B2#3455B2

#3455B2 is a mid, vivid blue. Relative luminance 0.104; OKLCH L 47.8% C 0.153 H 266.0°. Best body text is #FFFFFF at 6.80:1 contrast (WCAG AA passes).

Color values

HEX	#3455B2
RGB	rgb(52, 85, 178)
HSL	hsl(224, 55%, 45%)
HSV	hsv(224, 71%, 70%)
CMYK	cmyk(70.8%, 52.2%, 0%, 30.2%)
CIE-LAB	lab(38.62, 20.17, -53.08)
CIE-LCH	lch(38.62, 56.78, 290.80°)
OKLab	oklab(47.81% -0.0106 -0.1526)
OKLCH	oklch(47.81% 0.153 266)
XYZ	xyz(12.6977, 10.4401, 43.4568)
Luminance	0.1044 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3455B2 #B29134

analogous

#3494B2 #3455B2 #5234B2

triadic

#3455B2 #B23455 #55B234

tetradic

#3455B2 #B23494 #B29134 #34B252

square

#3455B2 #B23494 #B29134 #34B252

split-complementary

#3455B2 #B25234 #94B234

monochromatic

#182853 #263E83 #3455B2 #5675CE #859CDB

Accessibility & contrast

On white

6.80

#3455B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#3455B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3455B2

6.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3455B2	#FFFFFF	#000000	##FFFFFF
##3455B2	1.00	6.80	3.09	6.80
#FFFFFF	6.80	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1961B5

Deuteranopia (green-blind)

#0055B0

Tritanopia (blue-blind)

#006B7B

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3455b2;
/* rgb */ color: rgb(52, 85, 178);
/* oklch */ color: oklch(47.8% 0.153 266.0);

Tailwind

colors: {
  custom: {
    50: '#7b84ca',
    500: '#3455b2',
    950: '#000000',
  },
}

SCSS

$custom: #3455b2;
$custom-light: #7b84ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3455b2",
  "rgb": {
    "r": 52,
    "g": 85,
    "b": 178
  },
  "hsl": {
    "h": 224.286,
    "s": 54.783,
    "l": 45.098
  },
  "oklch": {
    "l": 0.47814,
    "c": 0.15294,
    "h": 266
  },
  "luminance": 0.10441
}

Semantic roles & 50–950 ramp

primary

#3455B2

secondary

#C5B27D

accent

#B74ADE

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3455B2

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

Preview Lab → · Contrast checker → · Palette generator →