#3130B6#3130B6

#3130B6 is a dark, highly saturated blue. Relative luminance 0.061; OKLCH L 41.4% C 0.203 H 273.4°. Best body text is #FFFFFF at 9.42:1 contrast (WCAG AA passes).

Color values

HEX	#3130B6
RGB	rgb(49, 48, 182)
HSL	hsl(240, 58%, 45%)
HSV	hsv(240, 74%, 71%)
CMYK	cmyk(73.1%, 73.6%, 0%, 28.6%)
CIE-LAB	lab(29.77, 44.62, -69.91)
CIE-LCH	lch(29.77, 82.94, 302.55°)
OKLab	oklab(41.35% 0.012 -0.2023)
OKLCH	oklch(41.35% 0.203 273.4)
XYZ	xyz(10.7643, 6.1432, 44.8654)
Luminance	0.0614 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3130B6 #B5B630

analogous

#3072B6 #3130B6 #7430B6

triadic

#3130B6 #B63130 #30B631

tetradic

#3130B6 #B63072 #B5B630 #30B674

square

#3130B6 #B63072 #B5B630 #30B674

split-complementary

#3130B6 #B67430 #72B630

monochromatic

#171655 #242386 #3130B6 #5352D1 #8382DE

Accessibility & contrast

On white

9.42

#3130B6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#3130B6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3130B6

9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3130B6	#FFFFFF	#000000	##FFFFFF
##3130B6	1.00	9.42	2.23	9.42
#FFFFFF	9.42	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CBA

Deuteranopia (green-blind)

#0040B4

Tritanopia (blue-blind)

#005670

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #3130b6;
/* rgb */ color: rgb(49, 48, 182);
/* oklch */ color: oklch(41.4% 0.203 273.4);

Tailwind

colors: {
  custom: {
    50: '#7e6acd',
    500: '#3130b6',
    950: '#000000',
  },
}

SCSS

$custom: #3130b6;
$custom-light: #7e6acd;
$custom-dark: #000000;

JSON

{
  "hex": "#3130b6",
  "rgb": {
    "r": 49,
    "g": 48,
    "b": 182
  },
  "hsl": {
    "h": 240.448,
    "s": 58.261,
    "l": 45.098
  },
  "oklch": {
    "l": 0.41353,
    "c": 0.2026,
    "h": 273.4
  },
  "luminance": 0.06144
}

Semantic roles & 50–950 ramp

primary

#3130B6

secondary

#C7C77B

accent

#E146E0

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0B0614

muted

#7C7A82

Preview Lab

Preview with #3130B6

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

Preview Lab → · Contrast checker → · Palette generator →