#4D40BC#4D40BC

#4D40BC is a mid, vivid blue. Relative luminance 0.089; OKLCH L 46.3% C 0.186 H 281.0°. Best body text is #FFFFFF at 7.57:1 contrast (WCAG AA passes).

Color values

HEX	#4D40BC
RGB	rgb(77, 64, 188)
HSL	hsl(246, 49%, 49%)
HSV	hsv(246, 66%, 74%)
CMYK	cmyk(59%, 66%, 0%, 26.3%)
CIE-LAB	lab(35.74, 40.83, -63.58)
CIE-LCH	lch(35.74, 75.56, 302.71°)
OKLab	oklab(46.33% 0.0356 -0.183)
OKLCH	oklch(46.33% 0.186 281)
XYZ	xyz(13.9682, 8.8745, 48.5441)
Luminance	0.0887 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.17

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D40BC #AFBC40

analogous

#4071BC #4D40BC #8B40BC

triadic

#4D40BC #BC4D40 #40BC4D

tetradic

#4D40BC #BC4071 #AFBC40 #40BC8B

square

#4D40BC #BC4071 #AFBC40 #40BC8B

split-complementary

#4D40BC #BC8B40 #71BC40

monochromatic

#282161 #3A308E #4D40BC #766CCD #A19ADD

Accessibility & contrast

On white

7.57

#4D40BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#4D40BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D40BC

7.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D40BC	#FFFFFF	#000000	##FFFFFF
##4D40BC	1.00	7.57	2.77	7.57
#FFFFFF	7.57	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058C0

Deuteranopia (green-blind)

#004FBA

Tritanopia (blue-blind)

#006078

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #4d40bc;
/* rgb */ color: rgb(77, 64, 188);
/* oklch */ color: oklch(46.3% 0.186 281.0);

Tailwind

colors: {
  custom: {
    50: '#8a76d1',
    500: '#4d40bc',
    950: '#000000',
  },
}

SCSS

$custom: #4d40bc;
$custom-light: #8a76d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4d40bc",
  "rgb": {
    "r": 77,
    "g": 64,
    "b": 188
  },
  "hsl": {
    "h": 246.29,
    "s": 49.206,
    "l": 49.412
  },
  "oklch": {
    "l": 0.46329,
    "c": 0.18642,
    "h": 281
  },
  "luminance": 0.08875
}

Semantic roles & 50–950 ramp

primary

#4D40BC

secondary

#C3C98F

accent

#D94FCA

background

#F9F7FD

surface

#F1EDFA

border

#CBC8D3

text

#0D0814

muted

#7E7B83

Preview Lab

Preview with #4D40BC

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

Preview Lab → · Contrast checker → · Palette generator →