#4D4E8A
Closest named color: Twilight (#4E518B). oklch(45.2% 0.097 281.1), rgb(77, 78, 138).
Aa
White text reads best on this color (7.57:1).
About this color
#4D4E8A is a medium-dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.097 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.009 away. White text reads best on it, at 7.57:1.
| Hue family | Purples |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.097) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.77:1 |
| White text | 7.57:1 |
Values
| HEX | #4D4E8A |
| RGB | rgb(77, 78, 138) |
| HSL | hsl(239, 28%, 42%) |
| OKLCH | oklch(45.2% 0.097 281.1) |
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 #4D4E8A | 7.57:1 | AAA | Lc -91.0 | Preferred for body text |
| Black text on #4D4E8A | 2.77:1 | Fails | Lc 17.8 | Dividers and decoration only |
| #4D4E8A text on white | 7.57:1 | AAA | Lc 86.2 | Fine for body text |
| #4D4E8A text on black | 2.77:1 | Fails | Lc -15.8 | 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
#E7E9F5
oklch(93.6% 0.016 278.5)
-
Step 200
200
#D5D7EE
oklch(88.5% 0.032 281.8)
-
Step 300
300
#B9BDE5
oklch(80.9% 0.056 280.6)
-
Step 400
400
#969AD8
oklch(70.6% 0.09 281)
-
Step 500
500
#7E80CE
oklch(63.1% 0.116 281.4)
-
Step 600
600
#6768BB
oklch(55.5% 0.127 280.9)
-
Step 700
700
#5656A1
oklch(49% 0.118 281.1)
-
Step 800
800 (this color)
#4D4E8A
oklch(45.2% 0.097 281.1)
-
Step 900
900
#3B3C69
oklch(37.8% 0.076 281.1)
-
Step 950
950
#22233D
oklch(26.9% 0.048 281)
#4D4E8A 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) | #38568C | 0.033 |
| Deuteranopia (no green cones) | #345289 | 0.034 |
| Tritanopia (no blue cones) | #3A5A65 | 0.084 |
| Achromatopsia (no color) | #545454 | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D4E8A
#4D4E8A
oklch(45.2% 0.097 281.1)
- #615700
#615700
oklch(45.2% 0.095 101.7)
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 #4D4E8A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.009
- Dusk #4E5481 ΔE 0.025
- Denim Blue #3B5B92 ΔE 0.040
- Blueberry #464196 ΔE 0.045
- Dusk Blue #26538D ΔE 0.047
- Dusky Blue #475F94 ΔE 0.047
- Dark Slate Blue #483D8B ΔE 0.048
- Light Navy Blue #2E5A88 ΔE 0.049
Use #4D4E8A 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.