#4E2970
Closest named color: Dark Slate Blue (#483D8B). oklch(36.6% 0.12 305.2), rgb(78, 41, 112).
Aa
White text reads best on this color (11.19:1).
About this color
#4E2970 is a dark, moderately saturated purple. In OKLCH its lightness is 37%, its chroma 0.120 and its hue 305°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.063 away. White text reads best on it, at 11.19:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.120) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.87:1 |
| White text | 11.19:1 |
Values
| HEX | #4E2970 |
| RGB | rgb(78, 41, 112) |
| HSL | hsl(271, 46%, 30%) |
| OKLCH | oklch(36.6% 0.12 305.2) |
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 #4E2970 | 11.19:1 | AAA | Lc -99.3 | Preferred for body text |
| Black text on #4E2970 | 1.87:1 | Fails | Lc 8.4 | Not readable |
| #4E2970 text on white | 11.19:1 | AAA | Lc 95.5 | Preferred for body text |
| #4E2970 text on black | 1.87:1 | Fails | Lc 0.0 | 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
#F7F4FC
oklch(97.2% 0.011 303.1)
-
Step 100
100
#EEE6F8
oklch(93.6% 0.025 305.8)
-
Step 200
200
#E1D1F4
oklch(88.4% 0.05 306)
-
Step 300
300
#CEB2F0
oklch(80.9% 0.091 305.1)
-
Step 400
400
#B687E8
oklch(70.7% 0.145 305.3)
-
Step 500
500
#A466E1
oklch(63.1% 0.184 305)
-
Step 600
600
#9049CE
oklch(55.7% 0.199 305.4)
-
Step 700
700
#7A39B2
oklch(49.1% 0.185 305.1)
-
Step 800
800
#633090
oklch(42.6% 0.153 305.2)
-
Step 900
900 (this color)
#4E2970
oklch(36.6% 0.12 305.2)
-
Step 950
950
#2F1B44
oklch(27.1% 0.076 304.3)
#4E2970 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) | #063A72 | 0.099 |
| Deuteranopia (no green cones) | #1A3B6E | 0.088 |
| Tritanopia (no blue cones) | #483748 | 0.087 |
| Achromatopsia (no color) | #3B3B3B | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E2970
#4E2970
oklch(36.6% 0.12 305.2)
- #334600
#334600
oklch(36.4% 0.092 125.2)
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 #4E2970, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.063
- Royal Purple #4B006E ΔE 0.064
- Indigo #4B0082 ΔE 0.066
- Grape Purple #5D1451 ΔE 0.069
- Plum Purple #4E0550 ΔE 0.081
- Blueberry #464196 ΔE 0.082
- Rebecca Purple #663399 ΔE 0.085
- Deep Violet #490648 ΔE 0.092
Use #4E2970 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.