#3158BF#3158BF

#3158BF is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.3% C 0.168 H 265.1°. Best body text is #FFFFFF at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#3158BF
RGB	rgb(49, 88, 191)
HSL	hsl(224, 59%, 47%)
HSV	hsv(224, 74%, 75%)
CMYK	cmyk(74.3%, 53.9%, 0%, 25.1%)
CIE-LAB	lab(40.23, 22.65, -58.10)
CIE-LCH	lch(40.23, 62.36, 291.30°)
OKLab	oklab(49.29% -0.0144 -0.1673)
OKLCH	oklch(49.29% 0.168 265.1)
XYZ	xyz(14.1570, 11.3925, 50.7330)
Luminance	0.1139 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3158BF #BF9831

analogous

#319FBF #3158BF #5131BF

triadic

#3158BF #BF3158 #58BF31

tetradic

#3158BF #BF319F #BF9831 #31BF51

square

#3158BF #BF319F #BF9831 #31BF51

split-complementary

#3158BF #BF5131 #9FBF31

monochromatic

#182B5E #25428E #3158BF #597BD4 #8AA2E1

Accessibility & contrast

On white

6.40

#3158BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#3158BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3158BF

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3158BF	#FFFFFF	#000000	##FFFFFF
##3158BF	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)

#0266C3

Deuteranopia (green-blind)

#0059BD

Tritanopia (blue-blind)

#007183

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #3158bf;
/* rgb */ color: rgb(49, 88, 191);
/* oklch */ color: oklch(49.3% 0.168 265.1);

Tailwind

colors: {
  custom: {
    50: '#7d86d3',
    500: '#3158bf',
    950: '#000000',
  },
}

SCSS

$custom: #3158bf;
$custom-light: #7d86d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3158bf",
  "rgb": {
    "r": 49,
    "g": 88,
    "b": 191
  },
  "hsl": {
    "h": 223.521,
    "s": 59.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.49293,
    "c": 0.16796,
    "h": 265.1
  },
  "luminance": 0.11394
}

Semantic roles & 50–950 ramp

primary

#3158BF

secondary

#CBB781

accent

#B745E2

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #3158BF

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

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