#3157C3#3157C3

#3157C3 is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.4% C 0.175 H 265.6°. Best body text is #FFFFFF at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#3157C3
RGB	rgb(49, 87, 195)
HSL	hsl(224, 60%, 48%)
HSV	hsv(224, 75%, 76%)
CMYK	cmyk(74.9%, 55.4%, 0%, 23.5%)
CIE-LAB	lab(40.26, 24.80, -60.38)
CIE-LCH	lch(40.26, 65.28, 292.33°)
OKLab	oklab(49.41% -0.0133 -0.1741)
OKLCH	oklch(49.41% 0.175 265.6)
XYZ	xyz(14.5217, 11.4079, 53.0558)
Luminance	0.1141 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3157C3 #C39D31

analogous

#31A0C3 #3157C3 #5431C3

triadic

#3157C3 #C33157 #57C331

tetradic

#3157C3 #C331A0 #C39D31 #31C354

square

#3157C3 #C331A0 #C39D31 #31C354

split-complementary

#3157C3 #C35431 #A0C331

monochromatic

#182B61 #254192 #3157C3 #5B7BD6 #8CA3E2

Accessibility & contrast

On white

6.40

#3157C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#3157C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3157C3

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3157C3	#FFFFFF	#000000	##FFFFFF
##3157C3	1.00	6.40	3.28	6.40
#FFFFFF	6.40	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066C7

Deuteranopia (green-blind)

#0058C1

Tritanopia (blue-blind)

#007284

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #3157c3;
/* rgb */ color: rgb(49, 87, 195);
/* oklch */ color: oklch(49.4% 0.175 265.6);

Tailwind

colors: {
  custom: {
    50: '#7e85d6',
    500: '#3157c3',
    950: '#000000',
  },
}

SCSS

$custom: #3157c3;
$custom-light: #7e85d6;
$custom-dark: #000000;

JSON

{
  "hex": "#3157c3",
  "rgb": {
    "r": 49,
    "g": 87,
    "b": 195
  },
  "hsl": {
    "h": 224.384,
    "s": 59.836,
    "l": 47.843
  },
  "oklch": {
    "l": 0.49405,
    "c": 0.1746,
    "h": 265.6
  },
  "luminance": 0.11409
}

Semantic roles & 50–950 ramp

primary

#3157C3

secondary

#CCB983

accent

#BA45E3

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #3157C3

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

Preview Lab → · Contrast checker → · Palette generator →