#4E4991
Closest named color: Twilight (#4E518B). oklch(44.7% 0.115 283.9), rgb(78, 73, 145).
Aa
White text reads best on this color (7.81:1).
About this color
#4E4991 is a dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.115 and its hue 284°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.026 away. White text reads best on it, at 7.81:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.115) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.68:1 |
| White text | 7.81:1 |
Values
| HEX | #4E4991 |
| RGB | rgb(78, 73, 145) |
| HSL | hsl(244, 33%, 43%) |
| OKLCH | oklch(44.7% 0.115 283.9) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #4E4991 | 7.81:1 | AAA | Lc -91.7 | Preferred for body text |
| Black text on #4E4991 | 2.68:1 | Fails | Lc 17.0 | Dividers and decoration only |
| #4E4991 text on white | 7.81:1 | AAA | Lc 87.0 | Fine for body text |
| #4E4991 text on black | 2.68:1 | Fails | Lc -15.1 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 800.
-
Step 50
50
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E8E8F7
oklch(93.5% 0.02 286)
-
Step 200
200
#D5D6F2
oklch(88.4% 0.038 284)
-
Step 300
300
#BBBBEB
oklch(80.8% 0.067 284.8)
-
Step 400
400
#9897E1
oklch(70.6% 0.107 283.9)
-
Step 500
500
#807CD9
oklch(63.1% 0.137 283.7)
-
Step 600
600
#6B63C6
oklch(55.6% 0.149 284.1)
-
Step 700
700
#5952AB
oklch(49.1% 0.138 283.7)
-
Step 800
800 (this color)
#4E4991
oklch(44.7% 0.115 283.9)
-
Step 900
900
#3D396F
oklch(37.7% 0.09 284.6)
-
Step 950
950
#232241
oklch(27% 0.057 283.4)
#4E4991 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #2B5494 | 0.049 |
| Deuteranopia (no green cones) | #28508F | 0.050 |
| Tritanopia (no blue cones) | #385866 | 0.098 |
| Achromatopsia (no color) | #525252 | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E4991
#4E4991
oklch(44.7% 0.115 283.9)
- #5E5600
#5E5600
oklch(44.7% 0.094 103.3)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #4E4991, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.026
- Blueberry #464196 ΔE 0.028
- Dark Slate Blue #483D8B ΔE 0.035
- Dusk #4E5481 ΔE 0.045
- Denim Blue #3B5B92 ΔE 0.053
- Dusk Blue #26538D ΔE 0.055
- Dusky Blue #475F94 ΔE 0.060
- Cobalt #1E488F ΔE 0.061
Use #4E4991 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.