#3165BC#3165BC

#3165BC is a mid, vivid blue. Relative luminance 0.136; OKLCH L 51.8% C 0.148 H 260.1°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#3165BC
RGB	rgb(49, 101, 188)
HSL	hsl(218, 59%, 46%)
HSV	hsv(218, 74%, 74%)
CMYK	cmyk(73.9%, 46.3%, 0%, 26.3%)
CIE-LAB	lab(43.64, 13.10, -50.86)
CIE-LCH	lch(43.64, 52.52, 284.45°)
OKLab	oklab(51.83% -0.0255 -0.1458)
OKLCH	oklch(51.83% 0.148 260.1)
XYZ	xyz(14.9941, 13.5895, 49.4000)
Luminance	0.1359 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3165BC #BC8831

analogous

#31ABBC #3165BC #4331BC

triadic

#3165BC #BC3165 #65BC31

tetradic

#3165BC #BC31AB #BC8831 #31BC43

square

#3165BC #BC31AB #BC8831 #31BC43

split-complementary

#3165BC #BC4331 #ABBC31

monochromatic

#18315B #244B8B #3165BC #5785D3 #88A9E0

Accessibility & contrast

On white

5.65

#3165BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#3165BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3165BC

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3165BC	#FFFFFF	#000000	##FFFFFF
##3165BC	1.00	5.65	3.72	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#376EBF

Deuteranopia (green-blind)

#1761BA

Tritanopia (blue-blind)

#007A87

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #3165bc;
/* rgb */ color: rgb(49, 101, 188);
/* oklch */ color: oklch(51.8% 0.148 260.1);

Tailwind

colors: {
  custom: {
    50: '#7c90d1',
    500: '#3165bc',
    950: '#000000',
  },
}

SCSS

$custom: #3165bc;
$custom-light: #7c90d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3165bc",
  "rgb": {
    "r": 49,
    "g": 101,
    "b": 188
  },
  "hsl": {
    "h": 217.554,
    "s": 58.65,
    "l": 46.471
  },
  "oklch": {
    "l": 0.51827,
    "c": 0.14802,
    "h": 260.1
  },
  "luminance": 0.13591
}

Semantic roles & 50–950 ramp

primary

#3165BC

secondary

#CAAE7F

accent

#A846E2

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #3165BC

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

Preview Lab → · Contrast checker → · Palette generator →