#4E3088
Closest named color: Dark Slate Blue (#483D8B). oklch(39.5% 0.14 294.9), rgb(78, 48, 136).
Aa
White text reads best on this color (9.98:1).
About this color
#4E3088 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.140 and its hue 295°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.032 away. White text reads best on it, at 9.98:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.140) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.10:1 |
| White text | 9.98:1 |
Values
| HEX | #4E3088 |
| RGB | rgb(78, 48, 136) |
| HSL | hsl(260, 48%, 36%) |
| OKLCH | oklch(39.5% 0.14 294.9) |
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 #4E3088 | 9.98:1 | AAA | Lc -96.9 | Preferred for body text |
| Black text on #4E3088 | 2.10:1 | Fails | Lc 11.2 | Not readable |
| #4E3088 text on white | 9.98:1 | AAA | Lc 92.8 | Preferred for body text |
| #4E3088 text on black | 2.10:1 | Fails | Lc -9.7 | Not readable |
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 900.
-
Step 50
50
#F6F4FE
oklch(97.2% 0.013 295.3)
-
Step 100
100
#EBE6FD
oklch(93.6% 0.031 295.8)
-
Step 200
200
#DBD2FC
oklch(88.4% 0.058 295)
-
Step 300
300
#C5B3FE
oklch(80.9% 0.106 294.9)
-
Step 400
400
#A988FD
oklch(70.7% 0.168 294.7)
-
Step 500
500
#9664FB
oklch(63.1% 0.215 294.7)
-
Step 600
600
#8244EA
oklch(55.6% 0.233 294.6)
-
Step 700
700
#6F33CB
oklch(49.1% 0.217 295.1)
-
Step 800
800
#5A2DA4
oklch(42.7% 0.179 294.9)
-
Step 900
900 (this color)
#4E3088
oklch(39.5% 0.14 294.9)
-
Step 950
950
#2B1A4C
oklch(27% 0.089 295.5)
#4E3088 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) | #00438B | 0.091 |
| Deuteranopia (no green cones) | #004186 | 0.092 |
| Tritanopia (no blue cones) | #3F4457 | 0.110 |
| Achromatopsia (no color) | #424242 | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E3088
#4E3088
oklch(39.5% 0.14 294.9)
- #454B00
#454B00
oklch(39.4% 0.089 114.9)
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 #4E3088, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.032
- Blueberry #464196 ΔE 0.046
- Rebecca Purple #663399 ΔE 0.054
- Indigo #4B0082 ΔE 0.071
- Imperial Purple #480CA8 ΔE 0.073
- Chrysanthemum #560BAD ΔE 0.075
- Cobalt #1E488F ΔE 0.082
- Twilight #4E518B ΔE 0.085
Use #4E3088 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.