#3158BD#3158BD

#3158BD is a mid, vivid blue. Relative luminance 0.113; OKLCH L 49.1% C 0.165 H 264.9°. Best body text is #FFFFFF at 6.44:1 contrast (WCAG AA passes).

Color values

HEX	#3158BD
RGB	rgb(49, 88, 189)
HSL	hsl(223, 59%, 47%)
HSV	hsv(223, 74%, 74%)
CMYK	cmyk(74.1%, 53.4%, 0%, 25.9%)
CIE-LAB	lab(40.09, 21.91, -57.16)
CIE-LCH	lch(40.09, 61.22, 290.97°)
OKLab	oklab(49.14% -0.0146 -0.1646)
OKLCH	oklch(49.14% 0.165 264.9)
XYZ	xyz(13.9384, 11.3050, 49.5817)
Luminance	0.1131 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3158BD #BD9631

analogous

#319EBD #3158BD #5031BD

triadic

#3158BD #BD3158 #58BD31

tetradic

#3158BD #BD319E #BD9631 #31BD50

square

#3158BD #BD319E #BD9631 #31BD50

split-complementary

#3158BD #BD5031 #9EBD31

monochromatic

#182B5C #24418C #3158BD #587AD4 #88A1E0

Accessibility & contrast

On white

6.44

#3158BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#3158BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3158BD

6.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3158BD	#FFFFFF	#000000	##FFFFFF
##3158BD	1.00	6.44	3.26	6.44
#FFFFFF	6.44	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A65C1

Deuteranopia (green-blind)

#0058BB

Tritanopia (blue-blind)

#007082

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #3158bd;
/* rgb */ color: rgb(49, 88, 189);
/* oklch */ color: oklch(49.1% 0.165 264.9);

Tailwind

colors: {
  custom: {
    50: '#7c86d2',
    500: '#3158bd',
    950: '#000000',
  },
}

SCSS

$custom: #3158bd;
$custom-light: #7c86d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3158bd",
  "rgb": {
    "r": 49,
    "g": 88,
    "b": 189
  },
  "hsl": {
    "h": 223.286,
    "s": 58.824,
    "l": 46.667
  },
  "oklch": {
    "l": 0.49138,
    "c": 0.16524,
    "h": 264.9
  },
  "luminance": 0.11307
}

Semantic roles & 50–950 ramp

primary

#3158BD

secondary

#CAB580

accent

#B646E2

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #3158BD

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

Preview Lab → · Contrast checker → · Palette generator →