#4D2F98
Closest named color: Dark Slate Blue (#483D8B). oklch(40.6% 0.162 290.5), rgb(77, 47, 152).
Aa
White text reads best on this color (9.65:1).
About this color
#4D2F98 is a dark, vivid purple. In OKLCH its lightness is 41%, its chroma 0.162 and its hue 290°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.039 away. White text reads best on it, at 9.65:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | vivid (0.162) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.17:1 |
| White text | 9.65:1 |
Values
| HEX | #4D2F98 |
| RGB | rgb(77, 47, 152) |
| HSL | hsl(257, 53%, 39%) |
| OKLCH | oklch(40.6% 0.162 290.5) |
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 #4D2F98 | 9.65:1 | AAA | Lc -96.1 | Preferred for body text |
| Black text on #4D2F98 | 2.17:1 | Fails | Lc 12.2 | Not readable |
| #4D2F98 text on white | 9.65:1 | AAA | Lc 91.8 | Preferred for body text |
| #4D2F98 text on black | 2.17:1 | Fails | Lc -10.6 | 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 800.
-
Step 50
50
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#E9E7FB
oklch(93.5% 0.027 290.5)
-
Step 200
200
#D8D4FA
oklch(88.5% 0.052 290.1)
-
Step 300
300
#C0B6FA
oklch(80.9% 0.095 290.8)
-
Step 400
400
#A18EF7
oklch(70.8% 0.151 290.3)
-
Step 500
500
#8C6DF3
oklch(63% 0.193 290.4)
-
Step 600
600
#7850E2
oklch(55.6% 0.21 290.5)
-
Step 700
700
#653FC4
oklch(49% 0.195 290.4)
-
Step 800
800 (this color)
#4D2F98
oklch(40.6% 0.162 290.5)
-
Step 900
900
#44307E
oklch(37.7% 0.126 290.9)
-
Step 950
950
#271D4A
oklch(27% 0.08 290.2)
#4D2F98 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) | #00469B | 0.089 |
| Deuteranopia (no green cones) | #004296 | 0.087 |
| Tritanopia (no blue cones) | #34495F | 0.130 |
| Achromatopsia (no color) | #454545 | 0.162 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D2F98
#4D2F98
oklch(40.6% 0.162 290.5)
- #4C4D00
#4C4D00
oklch(40.6% 0.089 110.6)
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 #4D2F98, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.039
- Blueberry #464196 ΔE 0.041
- Rebecca Purple #663399 ΔE 0.050
- Imperial Purple #480CA8 ΔE 0.054
- Chrysanthemum #560BAD ΔE 0.055
- Indigo Blue #3A18B1 ΔE 0.066
- Sapphire #2138AB ΔE 0.072
- Indigo #4B0082 ΔE 0.077
Use #4D2F98 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.