#4130B2#4130B2

#4130B2 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 42.1% C 0.194 H 279.9°. Best body text is #FFFFFF at 9.17:1 contrast (WCAG AA passes).

Color values

HEX	#4130B2
RGB	rgb(65, 48, 178)
HSL	hsl(248, 58%, 44%)
HSV	hsv(248, 73%, 70%)
CMYK	cmyk(63.5%, 73%, 0%, 30.2%)
CIE-LAB	lab(30.52, 45.11, -66.25)
CIE-LCH	lch(30.52, 80.15, 304.25°)
OKLab	oklab(42.07% 0.0335 -0.1912)
OKLCH	oklch(42.07% 0.194 279.9)
XYZ	xyz(11.2703, 6.4512, 42.7621)
Luminance	0.0645 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Indigo Blue

#3A18B1

ΔE00 4.57

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4130B2 #A1B230

analogous

#3060B2 #4130B2 #8230B2

triadic

#4130B2 #B24130 #30B241

tetradic

#4130B2 #B23060 #A1B230 #30B282

square

#4130B2 #B23060 #A1B230 #30B282

split-complementary

#4130B2 #B28230 #60B230

monochromatic

#1E1652 #2F2382 #4130B2 #6050D0 #8C80DD

Accessibility & contrast

On white

9.17

#4130B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#4130B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4130B2

9.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4130B2	#FFFFFF	#000000	##FFFFFF
##4130B2	1.00	9.17	2.29	9.17
#FFFFFF	9.17	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DB6

Deuteranopia (green-blind)

#0043B0

Tritanopia (blue-blind)

#00546E

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #4130b2;
/* rgb */ color: rgb(65, 48, 178);
/* oklch */ color: oklch(42.1% 0.194 279.9);

Tailwind

colors: {
  custom: {
    50: '#846bca',
    500: '#4130b2',
    950: '#000000',
  },
}

SCSS

$custom: #4130b2;
$custom-light: #846bca;
$custom-dark: #000000;

JSON

{
  "hex": "#4130b2",
  "rgb": {
    "r": 65,
    "g": 48,
    "b": 178
  },
  "hsl": {
    "h": 247.846,
    "s": 57.522,
    "l": 44.314
  },
  "oklch": {
    "l": 0.42065,
    "c": 0.19407,
    "h": 279.9
  },
  "luminance": 0.06452
}

Semantic roles & 50–950 ramp

primary

#4130B2

secondary

#BBC678

accent

#E147CD

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4130B2

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

Preview Lab → · Contrast checker → · Palette generator →