#3159C3#3159C3

#3159C3 is a mid, vivid blue. Relative luminance 0.117; OKLCH L 49.8% C 0.172 H 265.1°. Best body text is #FFFFFF at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#3159C3
RGB	rgb(49, 89, 195)
HSL	hsl(224, 60%, 48%)
HSV	hsv(224, 75%, 76%)
CMYK	cmyk(74.9%, 54.4%, 0%, 23.5%)
CIE-LAB	lab(40.79, 23.50, -59.52)
CIE-LCH	lch(40.79, 63.99, 291.55°)
OKLab	oklab(49.81% -0.0148 -0.1715)
OKLCH	oklch(49.81% 0.172 265.1)
XYZ	xyz(14.6859, 11.7362, 53.1105)
Luminance	0.1174 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3159C3 #C39B31

analogous

#31A2C3 #3159C3 #5231C3

triadic

#3159C3 #C33159 #59C331

tetradic

#3159C3 #C331A2 #C39B31 #31C352

square

#3159C3 #C331A2 #C39B31 #31C352

split-complementary

#3159C3 #C35231 #A2C331

monochromatic

#182C61 #254392 #3159C3 #5B7DD6 #8CA4E2

Accessibility & contrast

On white

6.27

#3159C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#3159C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3159C3

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3159C3	#FFFFFF	#000000	##FFFFFF
##3159C3	1.00	6.27	3.35	6.27
#FFFFFF	6.27	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067C7

Deuteranopia (green-blind)

#005AC1

Tritanopia (blue-blind)

#007385

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3159c3;
/* rgb */ color: rgb(49, 89, 195);
/* oklch */ color: oklch(49.8% 0.172 265.1);

Tailwind

colors: {
  custom: {
    50: '#7e87d6',
    500: '#3159c3',
    950: '#000000',
  },
}

SCSS

$custom: #3159c3;
$custom-light: #7e87d6;
$custom-dark: #000000;

JSON

{
  "hex": "#3159c3",
  "rgb": {
    "r": 49,
    "g": 89,
    "b": 195
  },
  "hsl": {
    "h": 223.562,
    "s": 59.836,
    "l": 47.843
  },
  "oklch": {
    "l": 0.49808,
    "c": 0.17214,
    "h": 265.1
  },
  "luminance": 0.11738
}

Semantic roles & 50–950 ramp

primary

#3159C3

secondary

#CCB883

accent

#B845E3

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #3159C3

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

Preview Lab → · Contrast checker → · Palette generator →