#3159C0#3159C0

#3159C0 is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.6% C 0.168 H 264.9°. Best body text is #FFFFFF at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#3159C0
RGB	rgb(49, 89, 192)
HSL	hsl(223, 59%, 47%)
HSV	hsv(223, 74%, 75%)
CMYK	cmyk(74.5%, 53.6%, 0%, 24.7%)
CIE-LAB	lab(40.58, 22.38, -58.12)
CIE-LCH	lch(40.58, 62.28, 291.06°)
OKLab	oklab(49.58% -0.0151 -0.1674)
OKLCH	oklch(49.58% 0.168 264.9)
XYZ	xyz(14.3501, 11.6019, 51.3421)
Luminance	0.1160 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3159C0 #C09831

analogous

#31A0C0 #3159C0 #5131C0

triadic

#3159C0 #C03159 #59C031

tetradic

#3159C0 #C031A0 #C09831 #31C051

square

#3159C0 #C031A0 #C09831 #31C051

split-complementary

#3159C0 #C05131 #A0C031

monochromatic

#182C5E #25428F #3159C0 #597CD5 #8AA3E1

Accessibility & contrast

On white

6.32

#3159C0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#3159C0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3159C0

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3159C0	#FFFFFF	#000000	##FFFFFF
##3159C0	1.00	6.32	3.32	6.32
#FFFFFF	6.32	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0667C4

Deuteranopia (green-blind)

#0059BE

Tritanopia (blue-blind)

#007284

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3159c0;
/* rgb */ color: rgb(49, 89, 192);
/* oklch */ color: oklch(49.6% 0.168 264.9);

Tailwind

colors: {
  custom: {
    50: '#7d87d4',
    500: '#3159c0',
    950: '#000000',
  },
}

SCSS

$custom: #3159c0;
$custom-light: #7d87d4;
$custom-dark: #000000;

JSON

{
  "hex": "#3159c0",
  "rgb": {
    "r": 49,
    "g": 89,
    "b": 192
  },
  "hsl": {
    "h": 223.217,
    "s": 59.336,
    "l": 47.255
  },
  "oklch": {
    "l": 0.49575,
    "c": 0.16809,
    "h": 264.9
  },
  "luminance": 0.11603
}

Semantic roles & 50–950 ramp

primary

#3159C0

secondary

#CBB782

accent

#B745E3

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #3159C0

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

Preview Lab → · Contrast checker → · Palette generator →