#3159AE#3159AE

#3159AE is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.2% C 0.143 H 263.1°. Best body text is #FFFFFF at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#3159AE
RGB	rgb(49, 89, 174)
HSL	hsl(221, 56%, 44%)
HSV	hsv(221, 72%, 68%)
CMYK	cmyk(71.8%, 48.9%, 0%, 31.8%)
CIE-LAB	lab(39.33, 15.61, -49.58)
CIE-LCH	lch(39.33, 51.98, 287.48°)
OKLab	oklab(48.23% -0.0171 -0.1423)
OKLCH	oklch(48.23% 0.143 263.1)
XYZ	xyz(12.4763, 10.8524, 41.4734)
Luminance	0.1085 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3159AE #AE8631

analogous

#3197AE #3159AE #4731AE

triadic

#3159AE #AE3159 #59AE31

tetradic

#3159AE #AE3197 #AE8631 #31AE47

square

#3159AE #AE3197 #AE8631 #31AE47

split-complementary

#3159AE #AE4731 #97AE31

monochromatic

#16284E #24417E #3159AE #4F77CD #7F9CDB

Accessibility & contrast

On white

6.62

#3159AE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#3159AE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3159AE

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3159AE	#FFFFFF	#000000	##FFFFFF
##3159AE	1.00	6.62	3.17	6.62
#FFFFFF	6.62	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A63B1

Deuteranopia (green-blind)

#0357AC

Tritanopia (blue-blind)

#006D7B

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3159ae;
/* rgb */ color: rgb(49, 89, 174);
/* oklch */ color: oklch(48.2% 0.143 263.1);

Tailwind

colors: {
  custom: {
    50: '#7987c7',
    500: '#3159ae',
    950: '#000000',
  },
}

SCSS

$custom: #3159ae;
$custom-light: #7987c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3159ae",
  "rgb": {
    "r": 49,
    "g": 89,
    "b": 174
  },
  "hsl": {
    "h": 220.8,
    "s": 56.054,
    "l": 43.725
  },
  "oklch": {
    "l": 0.48231,
    "c": 0.1433,
    "h": 263.1
  },
  "luminance": 0.10854
}

Semantic roles & 50–950 ramp

primary

#3159AE

secondary

#C4AB77

accent

#AF48DF

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #3159AE

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

Preview Lab → · Contrast checker → · Palette generator →