#4131B2#4131B2

#4131B2 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 42.2% C 0.193 H 279.8°. Best body text is #FFFFFF at 9.10:1 contrast (WCAG AA passes).

Color values

HEX	#4131B2
RGB	rgb(65, 49, 178)
HSL	hsl(247, 57%, 45%)
HSV	hsv(247, 72%, 70%)
CMYK	cmyk(63.5%, 72.5%, 0%, 30.2%)
CIE-LAB	lab(30.72, 44.56, -65.93)
CIE-LCH	lch(30.72, 79.57, 304.05°)
OKLab	oklab(42.21% 0.0328 -0.1902)
OKLCH	oklch(42.21% 0.193 279.8)
XYZ	xyz(11.3116, 6.5339, 42.7759)
Luminance	0.0654 (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

#4131B2 #A2B231

analogous

#3162B2 #4131B2 #8231B2

triadic

#4131B2 #B24131 #31B241

tetradic

#4131B2 #B23162 #A2B231 #31B282

square

#4131B2 #B23162 #A2B231 #31B282

split-complementary

#4131B2 #B28231 #62B231

monochromatic

#1E1752 #2F2482 #4131B2 #6151CF #8C81DC

Accessibility & contrast

On white

9.10

#4131B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#4131B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4131B2

9.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4131B2	#FFFFFF	#000000	##FFFFFF
##4131B2	1.00	9.10	2.31	9.10
#FFFFFF	9.10	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DB6

Deuteranopia (green-blind)

#0043B0

Tritanopia (blue-blind)

#00556E

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #4131b2;
/* rgb */ color: rgb(65, 49, 178);
/* oklch */ color: oklch(42.2% 0.193 279.8);

Tailwind

colors: {
  custom: {
    50: '#846bca',
    500: '#4131b2',
    950: '#000000',
  },
}

SCSS

$custom: #4131b2;
$custom-light: #846bca;
$custom-dark: #000000;

JSON

{
  "hex": "#4131b2",
  "rgb": {
    "r": 65,
    "g": 49,
    "b": 178
  },
  "hsl": {
    "h": 247.442,
    "s": 56.828,
    "l": 44.51
  },
  "oklch": {
    "l": 0.42206,
    "c": 0.19302,
    "h": 279.8
  },
  "luminance": 0.06535
}

Semantic roles & 50–950 ramp

primary

#4131B2

secondary

#BCC579

accent

#E048CD

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4131B2

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

Preview Lab → · Contrast checker → · Palette generator →