#3158AF#3158AF

#3158AF is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.1% C 0.146 H 263.7°. Best body text is #FFFFFF at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#3158AF
RGB	rgb(49, 88, 175)
HSL	hsl(221, 56%, 44%)
HSV	hsv(221, 72%, 69%)
CMYK	cmyk(72%, 49.7%, 0%, 31.4%)
CIE-LAB	lab(39.12, 16.65, -50.52)
CIE-LCH	lch(39.12, 53.19, 288.24°)
OKLab	oklab(48.09% -0.0161 -0.145)
OKLCH	oklch(48.09% 0.146 263.7)
XYZ	xyz(12.4915, 10.7262, 41.9612)
Luminance	0.1073 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3158AF #AF8831

analogous

#3197AF #3158AF #4931AF

triadic

#3158AF #AF3158 #58AF31

tetradic

#3158AF #AF3197 #AF8831 #31AF49

square

#3158AF #AF3197 #AF8831 #31AF49

split-complementary

#3158AF #AF4931 #97AF31

monochromatic

#16284F #24407F #3158AF #4F77CE #7F9CDB

Accessibility & contrast

On white

6.68

#3158AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#3158AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3158AF

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3158AF	#FFFFFF	#000000	##FFFFFF
##3158AF	1.00	6.68	3.15	6.68
#FFFFFF	6.68	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2662B2

Deuteranopia (green-blind)

#0057AD

Tritanopia (blue-blind)

#006D7B

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3158af;
/* rgb */ color: rgb(49, 88, 175);
/* oklch */ color: oklch(48.1% 0.146 263.7);

Tailwind

colors: {
  custom: {
    50: '#7986c7',
    500: '#3158af',
    950: '#000000',
  },
}

SCSS

$custom: #3158af;
$custom-light: #7986c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3158af",
  "rgb": {
    "r": 49,
    "g": 88,
    "b": 175
  },
  "hsl": {
    "h": 221.429,
    "s": 56.25,
    "l": 43.922
  },
  "oklch": {
    "l": 0.48088,
    "c": 0.14593,
    "h": 263.7
  },
  "luminance": 0.10728
}

Semantic roles & 50–950 ramp

primary

#3158AF

secondary

#C4AC78

accent

#B148E0

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #3158AF

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

Preview Lab → · Contrast checker → · Palette generator →