#3159CA#3159CA

#3159CA is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.4% C 0.182 H 265.5°. Best body text is #FFFFFF at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#3159CA
RGB	rgb(49, 89, 202)
HSL	hsl(224, 61%, 49%)
HSV	hsv(224, 76%, 79%)
CMYK	cmyk(75.7%, 55.9%, 0%, 20.8%)
CIE-LAB	lab(41.31, 26.11, -62.73)
CIE-LCH	lch(41.31, 67.95, 292.60°)
OKLab	oklab(50.36% -0.0144 -0.1809)
OKLCH	oklch(50.36% 0.182 265.5)
XYZ	xyz(15.4959, 12.0603, 57.3768)
Luminance	0.1206 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3159CA #CAA231

analogous

#31A6CA #3159CA #5631CA

triadic

#3159CA #CA3159 #59CA31

tetradic

#3159CA #CA31A6 #CAA231 #31CA56

square

#3159CA #CA31A6 #CAA231 #31CA56

split-complementary

#3159CA #CA5631 #A6CA31

monochromatic

#192E67 #254399 #3159CA #607FD8 #91A7E4

Accessibility & contrast

On white

6.15

#3159CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#3159CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3159CA

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3159CA	#FFFFFF	#000000	##FFFFFF
##3159CA	1.00	6.15	3.41	6.15
#FFFFFF	6.15	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069CE

Deuteranopia (green-blind)

#005BC8

Tritanopia (blue-blind)

#007589

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #3159ca;
/* rgb */ color: rgb(49, 89, 202);
/* oklch */ color: oklch(50.4% 0.182 265.5);

Tailwind

colors: {
  custom: {
    50: '#7f87db',
    500: '#3159ca',
    950: '#000000',
  },
}

SCSS

$custom: #3159ca;
$custom-light: #7f87db;
$custom-dark: #000000;

JSON

{
  "hex": "#3159ca",
  "rgb": {
    "r": 49,
    "g": 89,
    "b": 202
  },
  "hsl": {
    "h": 224.314,
    "s": 60.956,
    "l": 49.216
  },
  "oklch": {
    "l": 0.50362,
    "c": 0.18152,
    "h": 265.5
  },
  "luminance": 0.12062
}

Semantic roles & 50–950 ramp

primary

#3159CA

secondary

#CFBC88

accent

#BA44E4

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3159CA

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

Preview Lab → · Contrast checker → · Palette generator →