#3158A4#3158A4

#3158A4 is a mid, vivid blue. Relative luminance 0.103; OKLCH L 47.3% C 0.130 H 262.2°. Best body text is #FFFFFF at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#3158A4
RGB	rgb(49, 88, 164)
HSL	hsl(220, 54%, 42%)
HSV	hsv(220, 70%, 64%)
CMYK	cmyk(70.1%, 46.3%, 0%, 35.7%)
CIE-LAB	lab(38.40, 12.51, -45.15)
CIE-LCH	lch(38.40, 46.85, 285.49°)
OKLab	oklab(47.31% -0.0178 -0.1292)
OKLCH	oklch(47.31% 0.13 262.2)
XYZ	xyz(11.4548, 10.3116, 36.5014)
Luminance	0.1031 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3158A4 #A47D31

analogous

#3192A4 #3158A4 #4331A4

triadic

#3158A4 #A43158 #58A431

tetradic

#3158A4 #A43192 #A47D31 #31A443

square

#3158A4 #A43192 #A47D31 #31A443

split-complementary

#3158A4 #A44331 #92A431

monochromatic

#152546 #233F75 #3158A4 #4975C9 #7999D7

Accessibility & contrast

On white

6.86

#3158A4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#3158A4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3158A4

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3158A4	#FFFFFF	#000000	##FFFFFF
##3158A4	1.00	6.86	3.06	6.86
#FFFFFF	6.86	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3260A7

Deuteranopia (green-blind)

#1A55A2

Tritanopia (blue-blind)

#006A76

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3158a4;
/* rgb */ color: rgb(49, 88, 164);
/* oklch */ color: oklch(47.3% 0.130 262.2);

Tailwind

colors: {
  custom: {
    50: '#7786bf',
    500: '#3158a4',
    950: '#000000',
  },
}

SCSS

$custom: #3158a4;
$custom-light: #7786bf;
$custom-dark: #000000;

JSON

{
  "hex": "#3158a4",
  "rgb": {
    "r": 49,
    "g": 88,
    "b": 164
  },
  "hsl": {
    "h": 219.652,
    "s": 53.991,
    "l": 41.765
  },
  "oklch": {
    "l": 0.47305,
    "c": 0.13046,
    "h": 262.2
  },
  "luminance": 0.10313
}

Semantic roles & 50–950 ramp

primary

#3158A4

secondary

#BFA572

accent

#AC4ADD

background

#F7F8FB

surface

#EEEFF7

border

#C9CAD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #3158A4

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

Preview Lab → · Contrast checker → · Palette generator →