#3355BE#3355BE

#3355BE is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.7% C 0.170 H 266.5°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#3355BE
RGB	rgb(51, 85, 190)
HSL	hsl(225, 58%, 47%)
HSV	hsv(225, 73%, 75%)
CMYK	cmyk(73.2%, 55.3%, 0%, 25.5%)
CIE-LAB	lab(39.44, 24.49, -58.80)
CIE-LCH	lch(39.44, 63.69, 292.61°)
OKLab	oklab(48.69% -0.0105 -0.1694)
OKLCH	oklch(48.69% 0.17 266.5)
XYZ	xyz(13.9048, 10.9170, 50.0796)
Luminance	0.1092 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3355BE #BE9C33

analogous

#339ABE #3355BE #5733BE

triadic

#3355BE #BE3355 #55BE33

tetradic

#3355BE #BE339A #BE9C33 #33BE57

square

#3355BE #BE339A #BE9C33 #33BE57

split-complementary

#3355BE #BE5733 #9ABE33

monochromatic

#192A5E #263F8E #3355BE #5B78D3 #8BA0E0

Accessibility & contrast

On white

6.60

#3355BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#3355BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3355BE

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3355BE	#FFFFFF	#000000	##FFFFFF
##3355BE	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064C2

Deuteranopia (green-blind)

#0057BC

Tritanopia (blue-blind)

#006F81

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3355be;
/* rgb */ color: rgb(51, 85, 190);
/* oklch */ color: oklch(48.7% 0.170 266.5);

Tailwind

colors: {
  custom: {
    50: '#7d84d2',
    500: '#3355be',
    950: '#000000',
  },
}

SCSS

$custom: #3355be;
$custom-light: #7d84d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3355be",
  "rgb": {
    "r": 51,
    "g": 85,
    "b": 190
  },
  "hsl": {
    "h": 225.324,
    "s": 57.676,
    "l": 47.255
  },
  "oklch": {
    "l": 0.48694,
    "c": 0.16973,
    "h": 266.5
  },
  "luminance": 0.10919
}

Semantic roles & 50–950 ramp

primary

#3355BE

secondary

#CAB983

accent

#BB47E1

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #3355BE

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

Preview Lab → · Contrast checker → · Palette generator →