#3455CC#3455CC

#3455CC is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.9% C 0.188 H 267.3°. Best body text is #FFFFFF at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#3455CC
RGB	rgb(52, 85, 204)
HSL	hsl(227, 60%, 50%)
HSV	hsv(227, 75%, 80%)
CMYK	cmyk(74.5%, 58.3%, 0%, 20%)
CIE-LAB	lab(40.55, 29.78, -65.12)
CIE-LCH	lch(40.55, 71.61, 294.57°)
OKLab	oklab(49.87% -0.009 -0.188)
OKLCH	oklch(49.87% 0.188 267.3)
XYZ	xyz(15.5600, 11.5850, 58.5311)
Luminance	0.1159 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3455CC #CCAB34

analogous

#34A1CC #3455CC #5F34CC

triadic

#3455CC #CC3455 #55CC34

tetradic

#3455CC #CC34A1 #CCAB34 #34CC5F

square

#3455CC #CC34A1 #CCAB34 #34CC5F

split-complementary

#3455CC #CC5F34 #A1CC34

monochromatic

#1B2C6B #27409C #3455CC #657ED8 #96A7E5

Accessibility & contrast

On white

6.33

#3455CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#3455CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3455CC

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3455CC	#FFFFFF	#000000	##FFFFFF
##3455CC	1.00	6.33	3.32	6.33
#FFFFFF	6.33	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067D0

Deuteranopia (green-blind)

#0059CA

Tritanopia (blue-blind)

#007388

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3455cc;
/* rgb */ color: rgb(52, 85, 204);
/* oklch */ color: oklch(49.9% 0.188 267.3);

Tailwind

colors: {
  custom: {
    50: '#8184dc',
    500: '#3455cc',
    950: '#000000',
  },
}

SCSS

$custom: #3455cc;
$custom-light: #8184dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3455cc",
  "rgb": {
    "r": 52,
    "g": 85,
    "b": 204
  },
  "hsl": {
    "h": 226.974,
    "s": 59.843,
    "l": 50.196
  },
  "oklch": {
    "l": 0.49872,
    "c": 0.18819,
    "h": 267.3
  },
  "luminance": 0.11587
}

Semantic roles & 50–950 ramp

primary

#3455CC

secondary

#D0C18C

accent

#C145E3

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3455CC

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

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