#4E539B#4E539B

#4E539B is a mid, moderate blue. Relative luminance 0.102; OKLCH L 47.4% C 0.115 H 278.1°. Best body text is #FFFFFF at 6.92:1 contrast (WCAG AA passes).

Color values

HEX	#4E539B
RGB	rgb(78, 83, 155)
HSL	hsl(236, 33%, 46%)
HSV	hsv(236, 50%, 61%)
CMYK	cmyk(49.7%, 46.5%, 0%, 39.2%)
CIE-LAB	lab(38.15, 18.47, -40.06)
CIE-LCH	lch(38.15, 44.11, 294.75°)
OKLab	oklab(47.39% 0.0161 -0.1137)
OKLCH	oklch(47.39% 0.115 278.1)
XYZ	xyz(12.1497, 10.1721, 32.3272)
Luminance	0.1017 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E539B #9B964E

analogous

#4E799B #4E539B #6F4E9B

triadic

#4E539B #9B4E53 #539B4E

tetradic

#4E539B #9B4E79 #9B964E #4E9B6F

square

#4E539B #9B4E79 #9B964E #4E9B6F

split-complementary

#4E539B #9B6F4E #799B4E

monochromatic

#25274A #3A3D72 #4E539B #6F74B7 #989BCB

Accessibility & contrast

On white

6.92

#4E539B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#4E539B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E539B

6.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E539B	#FFFFFF	#000000	##FFFFFF
##4E539B	1.00	6.92	3.03	6.92
#FFFFFF	6.92	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#355D9E

Deuteranopia (green-blind)

#2E5799

Tritanopia (blue-blind)

#31626F

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #4e539b;
/* rgb */ color: rgb(78, 83, 155);
/* oklch */ color: oklch(47.4% 0.115 278.1);

Tailwind

colors: {
  custom: {
    50: '#8583b9',
    500: '#4e539b',
    950: '#000000',
  },
}

SCSS

$custom: #4e539b;
$custom-light: #8583b9;
$custom-dark: #000000;

JSON

{
  "hex": "#4e539b",
  "rgb": {
    "r": 78,
    "g": 83,
    "b": 155
  },
  "hsl": {
    "h": 236.104,
    "s": 33.047,
    "l": 45.686
  },
  "oklch": {
    "l": 0.47391,
    "c": 0.11488,
    "h": 278.1
  },
  "luminance": 0.10173
}

Semantic roles & 50–950 ramp

primary

#4E539B

secondary

#B8B58D

accent

#C25FC9

background

#F8F8FB

surface

#F0EFF6

border

#CBCAD0

text

#0B0A11

muted

#7C7C80

Preview Lab

Preview with #4E539B

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

Preview Lab → · Contrast checker → · Palette generator →