#3453BC#3453BC

#3453BC is a mid, vivid blue. Relative luminance 0.105; OKLCH L 48.2% C 0.169 H 267.2°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#3453BC
RGB	rgb(52, 83, 188)
HSL	hsl(226, 57%, 47%)
HSV	hsv(226, 72%, 74%)
CMYK	cmyk(72.3%, 55.9%, 0%, 26.3%)
CIE-LAB	lab(38.80, 25.18, -58.66)
CIE-LCH	lch(38.80, 63.83, 293.24°)
OKLab	oklab(48.18% -0.0081 -0.169)
OKLCH	oklch(48.18% 0.169 267.2)
XYZ	xyz(13.5834, 10.5460, 48.8869)
Luminance	0.1055 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3453BC #BC9D34

analogous

#3497BC #3453BC #5934BC

triadic

#3453BC #BC3453 #53BC34

tetradic

#3453BC #BC3497 #BC9D34 #34BC59

square

#3453BC #BC3497 #BC9D34 #34BC59

split-complementary

#3453BC #BC5934 #97BC34

monochromatic

#19295C #273E8C #3453BC #5B76D2 #8B9EDF

Accessibility & contrast

On white

6.75

#3453BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#3453BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3453BC

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3453BC	#FFFFFF	#000000	##FFFFFF
##3453BC	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062C0

Deuteranopia (green-blind)

#0055BA

Tritanopia (blue-blind)

#006D7F

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3453bc;
/* rgb */ color: rgb(52, 83, 188);
/* oklch */ color: oklch(48.2% 0.169 267.2);

Tailwind

colors: {
  custom: {
    50: '#7e82d1',
    500: '#3453bc',
    950: '#000000',
  },
}

SCSS

$custom: #3453bc;
$custom-light: #7e82d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3453bc",
  "rgb": {
    "r": 52,
    "g": 83,
    "b": 188
  },
  "hsl": {
    "h": 226.324,
    "s": 56.667,
    "l": 47.059
  },
  "oklch": {
    "l": 0.48182,
    "c": 0.16921,
    "h": 267.2
  },
  "luminance": 0.10547
}

Semantic roles & 50–950 ramp

primary

#3453BC

secondary

#C9B983

accent

#BD48E0

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #3453BC

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

Preview Lab → · Contrast checker → · Palette generator →