#4D539B#4D539B

#4D539B is a mid, moderate blue. Relative luminance 0.101; OKLCH L 47.3% C 0.115 H 277.4°. Best body text is #FFFFFF at 6.94:1 contrast (WCAG AA passes).

Color values

HEX	#4D539B
RGB	rgb(77, 83, 155)
HSL	hsl(235, 34%, 45%)
HSV	hsv(235, 50%, 61%)
CMYK	cmyk(50.3%, 46.5%, 0%, 39.2%)
CIE-LAB	lab(38.08, 18.23, -40.19)
CIE-LCH	lch(38.08, 44.13, 294.40°)
OKLab	oklab(47.32% 0.0149 -0.1141)
OKLCH	oklch(47.32% 0.115 277.4)
XYZ	xyz(12.0684, 10.1302, 32.3234)
Luminance	0.1013 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D539B #9B954D

analogous

#4D7A9B #4D539B #6E4D9B

triadic

#4D539B #9B4D53 #539B4D

tetradic

#4D539B #9B4D7A #9B954D #4D9B6E

square

#4D539B #9B4D7A #9B954D #4D9B6E

split-complementary

#4D539B #9B6E4D #7A9B4D

monochromatic

#242749 #393D72 #4D539B #6E74B7 #979BCB

Accessibility & contrast

On white

6.94

#4D539B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#4D539B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D539B

6.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D539B	#FFFFFF	#000000	##FFFFFF
##4D539B	1.00	6.94	3.03	6.94
#FFFFFF	6.94	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#355D9E

Deuteranopia (green-blind)

#2E5799

Tritanopia (blue-blind)

#2F626F

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #4d539b;
/* rgb */ color: rgb(77, 83, 155);
/* oklch */ color: oklch(47.3% 0.115 277.4);

Tailwind

colors: {
  custom: {
    50: '#8483b9',
    500: '#4d539b',
    950: '#000000',
  },
}

SCSS

$custom: #4d539b;
$custom-light: #8483b9;
$custom-dark: #000000;

JSON

{
  "hex": "#4d539b",
  "rgb": {
    "r": 77,
    "g": 83,
    "b": 155
  },
  "hsl": {
    "h": 235.385,
    "s": 33.621,
    "l": 45.49
  },
  "oklch": {
    "l": 0.47315,
    "c": 0.11509,
    "h": 277.4
  },
  "luminance": 0.10131
}

Semantic roles & 50–950 ramp

primary

#4D539B

secondary

#B8B48C

accent

#C15ECA

background

#F8F8FB

surface

#EFEFF6

border

#CACAD0

text

#0B0A11

muted

#7C7C80

Preview Lab

Preview with #4D539B

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

Preview Lab → · Contrast checker → · Palette generator →