#4D297A
Closest named color: Dark Slate Blue (#483D8B). oklch(37.2% 0.132 300.5), rgb(77, 41, 122).
Aa
White text reads best on this color (10.97:1).
About this color
#4D297A is a dark, moderately saturated purple. In OKLCH its lightness is 37%, its chroma 0.132 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.054 away. White text reads best on it, at 10.97:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.132) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.91:1 |
| White text | 10.97:1 |
Values
| HEX | #4D297A |
| RGB | rgb(77, 41, 122) |
| HSL | hsl(267, 50%, 32%) |
| OKLCH | oklch(37.2% 0.132 300.5) |
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 #4D297A | 10.97:1 | AAA | Lc -98.8 | Preferred for body text |
| Black text on #4D297A | 1.91:1 | Fails | Lc 9.0 | Not readable |
| #4D297A text on white | 10.97:1 | AAA | Lc 94.9 | Preferred for body text |
| #4D297A text on black | 1.91:1 | Fails | Lc -7.7 | 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
#F7F4FD
oklch(97.2% 0.012 301.3)
-
Step 100
100
#EDE6FB
oklch(93.7% 0.029 301)
-
Step 200
200
#DFD1F9
oklch(88.5% 0.056 301.2)
-
Step 300
300
#CBB2F7
oklch(80.9% 0.099 300.8)
-
Step 400
400
#B187F3
oklch(70.7% 0.158 300.4)
-
Step 500
500
#9F63EF
oklch(63.1% 0.203 300.4)
-
Step 600
600
#8B44DD
oklch(55.6% 0.221 300.5)
-
Step 700
700
#7634C0
oklch(49.1% 0.205 300.4)
-
Step 800
800
#602D9B
oklch(42.7% 0.169 300.5)
-
Step 900
900 (this color)
#4D297A
oklch(37.2% 0.132 300.5)
-
Step 950
950
#2E1A48
oklch(27% 0.083 301.1)
#4D297A 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) | #003C7D | 0.098 |
| Deuteranopia (no green cones) | #073C78 | 0.096 |
| Tritanopia (no blue cones) | #433B4D | 0.100 |
| Achromatopsia (no color) | #3C3C3C | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D297A
#4D297A
oklch(37.2% 0.132 300.5)
- #3A4700
#3A4700
oklch(37.3% 0.089 120.8)
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 #4D297A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.054
- Indigo #4B0082 ΔE 0.058
- Royal Purple #4B006E ΔE 0.065
- Blueberry #464196 ΔE 0.071
- Rebecca Purple #663399 ΔE 0.074
- Grape Purple #5D1451 ΔE 0.084
- Imperial Purple #480CA8 ΔE 0.085
- Chrysanthemum #560BAD ΔE 0.090
Use #4D297A 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.