Twilight#4E518B

#4E518B is a mid, moderate blue. Relative luminance 0.094; OKLCH L 46.0% C 0.094 H 279.8°. Best body text is #FFFFFF at 7.31:1 contrast (WCAG AA passes).

Twilight — editorial page

Color values

HEX	#4E518B
RGB	rgb(78, 81, 139)
HSL	hsl(237, 28%, 43%)
HSV	hsv(237, 44%, 55%)
CMYK	cmyk(43.9%, 41.7%, 0%, 45.5%)
CIE-LAB	lab(36.68, 14.67, -32.71)
CIE-LCH	lch(36.68, 35.85, 294.15°)
OKLab	oklab(45.98% 0.0159 -0.0922)
OKLCH	oklch(45.98% 0.094 279.8)
XYZ	xyz(10.7431, 9.3682, 25.6633)
Luminance	0.0937 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E518B #8B884E

analogous

#4E708B #4E518B #694E8B

triadic

#4E518B #8B4E51 #518B4E

tetradic

#4E518B #8B4E70 #8B884E #4E8B69

square

#4E518B #8B4E70 #8B884E #4E8B69

split-complementary

#4E518B #8B694E #708B4E

monochromatic

#22233D #383A64 #4E518B #6B6EAC #9294C2

Accessibility & contrast

On white

7.31

#4E518B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#4E518B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4E518B

7.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E518B	#FFFFFF	#000000	##FFFFFF
##4E518B	1.00	7.31	2.87	7.31
#FFFFFF	7.31	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C598D

Deuteranopia (green-blind)

#38548A

Tritanopia (blue-blind)

#3B5D67

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #4e518b;
/* rgb */ color: rgb(78, 81, 139);
/* oklch */ color: oklch(46.0% 0.094 279.8);

Tailwind

colors: {
  custom: {
    50: '#8381ad',
    500: '#4e518b',
    950: '#000000',
  },
}

SCSS

$custom: #4e518b;
$custom-light: #8381ad;
$custom-dark: #000000;

JSON

{
  "hex": "#4e518b",
  "rgb": {
    "r": 78,
    "g": 81,
    "b": 139
  },
  "hsl": {
    "h": 237.049,
    "s": 28.111,
    "l": 42.549
  },
  "oklch": {
    "l": 0.45977,
    "c": 0.09359,
    "h": 279.8
  },
  "luminance": 0.09369
}

Semantic roles & 50–950 ramp

primary

#4E518B

secondary

#AEAC87

accent

#C063C4

background

#F8F7FA

surface

#EFEEF4

border

#CAC9CE

text

#0B0A10

muted

#7C7C7F

Preview Lab

Preview with #4E518B

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

Preview Lab → · Contrast checker → · Palette generator →