#3458CC#3458CC

#3458CC is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.5% C 0.185 H 266.5°. Best body text is #FFFFFF at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#3458CC
RGB	rgb(52, 88, 204)
HSL	hsl(226, 60%, 50%)
HSV	hsv(226, 75%, 80%)
CMYK	cmyk(74.5%, 56.9%, 0%, 20%)
CIE-LAB	lab(41.32, 27.85, -63.86)
CIE-LCH	lch(41.32, 69.67, 293.56°)
OKLab	oklab(50.45% -0.0111 -0.1842)
OKLCH	oklch(50.45% 0.185 266.5)
XYZ	xyz(15.8012, 12.0674, 58.6115)
Luminance	0.1207 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3458CC #CCA834

analogous

#34A4CC #3458CC #5C34CC

triadic

#3458CC #CC3458 #58CC34

tetradic

#3458CC #CC34A4 #CCA834 #34CC5C

square

#3458CC #CC34A4 #CCA834 #34CC5C

split-complementary

#3458CC #CC5C34 #A4CC34

monochromatic

#1B2E6B #27439C #3458CC #6580D8 #96A8E5

Accessibility & contrast

On white

6.15

#3458CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#3458CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3458CC

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3458CC	#FFFFFF	#000000	##FFFFFF
##3458CC	1.00	6.15	3.41	6.15
#FFFFFF	6.15	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069D0

Deuteranopia (green-blind)

#005BCA

Tritanopia (blue-blind)

#007589

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #3458cc;
/* rgb */ color: rgb(52, 88, 204);
/* oklch */ color: oklch(50.5% 0.185 266.5);

Tailwind

colors: {
  custom: {
    50: '#8186dc',
    500: '#3458cc',
    950: '#000000',
  },
}

SCSS

$custom: #3458cc;
$custom-light: #8186dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3458cc",
  "rgb": {
    "r": 52,
    "g": 88,
    "b": 204
  },
  "hsl": {
    "h": 225.789,
    "s": 59.843,
    "l": 50.196
  },
  "oklch": {
    "l": 0.50452,
    "c": 0.18458,
    "h": 266.5
  },
  "luminance": 0.12069
}

Semantic roles & 50–950 ramp

primary

#3458CC

secondary

#D0C08C

accent

#BE45E3

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3458CC

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

Preview Lab → · Contrast checker → · Palette generator →