#3455CF#3455CF

#3455CF is a mid, vivid blue. Relative luminance 0.117; OKLCH L 50.1% C 0.192 H 267.3°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#3455CF
RGB	rgb(52, 85, 207)
HSL	hsl(227, 62%, 51%)
HSV	hsv(227, 75%, 81%)
CMYK	cmyk(74.9%, 58.9%, 0%, 18.8%)
CIE-LAB	lab(40.78, 30.88, -66.47)
CIE-LCH	lch(40.78, 73.29, 294.92°)
OKLab	oklab(50.12% -0.0089 -0.1919)
OKLCH	oklch(50.12% 0.192 267.3)
XYZ	xyz(15.9232, 11.7303, 60.4444)
Luminance	0.1173 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3455CF #CFAE34

analogous

#34A2CF #3455CF #6034CF

triadic

#3455CF #CF3455 #55CF34

tetradic

#3455CF #CF34A2 #CFAE34 #34CF60

square

#3455CF #CF34A2 #CFAE34 #34CF60

split-complementary

#3455CF #CF6034 #A2CF34

monochromatic

#1A2C6E #2640A0 #3455CF #657EDB #97A8E6

Accessibility & contrast

On white

6.28

#3455CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#3455CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3455CF

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3455CF	#FFFFFF	#000000	##FFFFFF
##3455CF	1.00	6.28	3.35	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068D3

Deuteranopia (green-blind)

#0059CD

Tritanopia (blue-blind)

#00748A

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3455cf;
/* rgb */ color: rgb(52, 85, 207);
/* oklch */ color: oklch(50.1% 0.192 267.3);

Tailwind

colors: {
  custom: {
    50: '#8284df',
    500: '#3455cf',
    950: '#000000',
  },
}

SCSS

$custom: #3455cf;
$custom-light: #8284df;
$custom-dark: #000000;

JSON

{
  "hex": "#3455cf",
  "rgb": {
    "r": 52,
    "g": 85,
    "b": 207
  },
  "hsl": {
    "h": 227.226,
    "s": 61.753,
    "l": 50.784
  },
  "oklch": {
    "l": 0.50121,
    "c": 0.19215,
    "h": 267.3
  },
  "luminance": 0.11732
}

Semantic roles & 50–950 ramp

primary

#3455CF

secondary

#D2C38D

accent

#C243E5

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3455CF

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

Preview Lab → · Contrast checker → · Palette generator →