#3455B4#3455B4

#3455B4 is a mid, vivid blue. Relative luminance 0.105; OKLCH L 48.0% C 0.156 H 266.2°. Best body text is #FFFFFF at 6.76:1 contrast (WCAG AA passes).

Color values

HEX	#3455B4
RGB	rgb(52, 85, 180)
HSL	hsl(225, 55%, 45%)
HSV	hsv(225, 71%, 71%)
CMYK	cmyk(71.1%, 52.8%, 0%, 29.4%)
CIE-LAB	lab(38.76, 20.91, -54.03)
CIE-LCH	lch(38.76, 57.93, 291.16°)
OKLab	oklab(47.97% -0.0104 -0.1554)
OKLCH	oklch(47.97% 0.156 266.2)
XYZ	xyz(12.9000, 10.5210, 44.5221)
Luminance	0.1052 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3455B4 #B49334

analogous

#3495B4 #3455B4 #5334B4

triadic

#3455B4 #B43455 #55B434

tetradic

#3455B4 #B43495 #B49334 #34B453

square

#3455B4 #B43495 #B49334 #34B453

split-complementary

#3455B4 #B45334 #95B434

monochromatic

#192855 #263F85 #3455B4 #5776CE #869CDC

Accessibility & contrast

On white

6.76

#3455B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#3455B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3455B4

6.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3455B4	#FFFFFF	#000000	##FFFFFF
##3455B4	1.00	6.76	3.10	6.76
#FFFFFF	6.76	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1561B7

Deuteranopia (green-blind)

#0056B2

Tritanopia (blue-blind)

#006C7C

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3455b4;
/* rgb */ color: rgb(52, 85, 180);
/* oklch */ color: oklch(48.0% 0.156 266.2);

Tailwind

colors: {
  custom: {
    50: '#7c84cb',
    500: '#3455b4',
    950: '#000000',
  },
}

SCSS

$custom: #3455b4;
$custom-light: #7c84cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3455b4",
  "rgb": {
    "r": 52,
    "g": 85,
    "b": 180
  },
  "hsl": {
    "h": 224.531,
    "s": 55.172,
    "l": 45.49
  },
  "oklch": {
    "l": 0.47965,
    "c": 0.15572,
    "h": 266.2
  },
  "luminance": 0.10522
}

Semantic roles & 50–950 ramp

primary

#3455B4

secondary

#C6B37E

accent

#B849DF

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3455B4

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

Preview Lab → · Contrast checker → · Palette generator →