#4453BC#4453BC

#4453BC is a mid, vivid blue. Relative luminance 0.110; OKLCH L 49.0% C 0.165 H 272.7°. Best body text is #FFFFFF at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#4453BC
RGB	rgb(68, 83, 188)
HSL	hsl(233, 47%, 50%)
HSV	hsv(233, 64%, 74%)
CMYK	cmyk(63.8%, 55.9%, 0%, 26.3%)
CIE-LAB	lab(39.66, 27.58, -57.24)
CIE-LCH	lch(39.66, 63.53, 295.73°)
OKLab	oklab(49.05% 0.0077 -0.1645)
OKLCH	oklch(49.05% 0.165 272.7)
XYZ	xyz(14.5512, 11.0450, 48.9323)
Luminance	0.1105 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4453BC #BCAD44

analogous

#448FBC #4453BC #7144BC

triadic

#4453BC #BC4453 #53BC44

tetradic

#4453BC #BC448F #BCAD44 #44BC71

square

#4453BC #BC448F #BCAD44 #44BC71

split-complementary

#4453BC #BC7144 #8FBC44

monochromatic

#232B62 #333F8F #4453BC #717CCC #9EA6DC

Accessibility & contrast

On white

6.54

#4453BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#4453BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4453BC

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4453BC	#FFFFFF	#000000	##FFFFFF
##4453BC	1.00	6.54	3.21	6.54
#FFFFFF	6.54	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C0

Deuteranopia (green-blind)

#0058BA

Tritanopia (blue-blind)

#006C7F

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #4453bc;
/* rgb */ color: rgb(68, 83, 188);
/* oklch */ color: oklch(49.0% 0.165 272.7);

Tailwind

colors: {
  custom: {
    50: '#8483d1',
    500: '#4453bc',
    950: '#000000',
  },
}

SCSS

$custom: #4453bc;
$custom-light: #8483d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4453bc",
  "rgb": {
    "r": 68,
    "g": 83,
    "b": 188
  },
  "hsl": {
    "h": 232.5,
    "s": 47.244,
    "l": 50.196
  },
  "oklch": {
    "l": 0.49049,
    "c": 0.16466,
    "h": 272.7
  },
  "luminance": 0.11046
}

Semantic roles & 50–950 ramp

primary

#4453BC

secondary

#C9C293

accent

#C651D7

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0A14

muted

#7D7C82

Preview Lab

Preview with #4453BC

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

Preview Lab → · Contrast checker → · Palette generator →