#3158A5#3158A5

#3158A5 is a mid, vivid blue. Relative luminance 0.103; OKLCH L 47.4% C 0.132 H 262.3°. Best body text is #FFFFFF at 6.84:1 contrast (WCAG AA passes).

Color values

HEX	#3158A5
RGB	rgb(49, 88, 165)
HSL	hsl(220, 54%, 42%)
HSV	hsv(220, 70%, 65%)
CMYK	cmyk(70.3%, 46.7%, 0%, 35.3%)
CIE-LAB	lab(38.46, 12.89, -45.64)
CIE-LCH	lch(38.46, 47.43, 285.77°)
OKLab	oklab(47.38% -0.0176 -0.1307)
OKLCH	oklch(47.38% 0.132 262.3)
XYZ	xyz(11.5455, 10.3478, 36.9789)
Luminance	0.1035 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3158A5 #A57E31

analogous

#3192A5 #3158A5 #4431A5

triadic

#3158A5 #A53158 #58A531

tetradic

#3158A5 #A53192 #A57E31 #31A544

square

#3158A5 #A53192 #A57E31 #31A544

split-complementary

#3158A5 #A54431 #92A531

monochromatic

#152647 #233F76 #3158A5 #4A75C9 #7999D7

Accessibility & contrast

On white

6.84

#3158A5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#3158A5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3158A5

6.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3158A5	#FFFFFF	#000000	##FFFFFF
##3158A5	1.00	6.84	3.07	6.84
#FFFFFF	6.84	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3160A8

Deuteranopia (green-blind)

#1956A3

Tritanopia (blue-blind)

#006A76

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3158a5;
/* rgb */ color: rgb(49, 88, 165);
/* oklch */ color: oklch(47.4% 0.132 262.3);

Tailwind

colors: {
  custom: {
    50: '#7786c0',
    500: '#3158a5',
    950: '#000000',
  },
}

SCSS

$custom: #3158a5;
$custom-light: #7786c0;
$custom-dark: #000000;

JSON

{
  "hex": "#3158a5",
  "rgb": {
    "r": 49,
    "g": 88,
    "b": 165
  },
  "hsl": {
    "h": 219.828,
    "s": 54.206,
    "l": 41.961
  },
  "oklch": {
    "l": 0.47375,
    "c": 0.13188,
    "h": 262.3
  },
  "luminance": 0.10349
}

Semantic roles & 50–950 ramp

primary

#3158A5

secondary

#C0A672

accent

#AC4ADE

background

#F7F8FB

surface

#EEEFF7

border

#C9CAD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #3158A5

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

Preview Lab → · Contrast checker → · Palette generator →