#4A2875
Closest named color: Indigo (#4B0082). oklch(36.3% 0.127 300.5), rgb(74, 40, 117).
Aa
White text reads best on this color (11.34:1).
About this color
#4A2875 is a dark, moderately saturated purple. In OKLCH its lightness is 36%, its chroma 0.127 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Indigo (#4B0082), ΔE 0.058 away. White text reads best on it, at 11.34:1.
| Hue family | Purples |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.127) |
| Temperature | in between |
| Nearest name | Indigo (#4B0082) |
| Black text | 1.85:1 |
| White text | 11.34:1 |
Values
| HEX | #4A2875 |
| RGB | rgb(74, 40, 117) |
| HSL | hsl(266, 49%, 31%) |
| OKLCH | oklch(36.3% 0.127 300.5) |
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 #4A2875 | 11.34:1 | AAA | Lc -99.5 | Preferred for body text |
| Black text on #4A2875 | 1.85:1 | Fails | Lc 8.2 | Not readable |
| #4A2875 text on white | 11.34:1 | AAA | Lc 95.7 | Preferred for body text |
| #4A2875 text on black | 1.85:1 | 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
#F7F4FD
oklch(97.2% 0.012 301.3)
-
Step 100
100
#ECE6FA
oklch(93.6% 0.027 299.5)
-
Step 200
200
#DED2F7
oklch(88.5% 0.052 300.1)
-
Step 300
300
#CAB3F5
oklch(80.9% 0.095 300.3)
-
Step 400
400
#B088F0
oklch(70.7% 0.152 300.3)
-
Step 500
500
#9E66EB
oklch(63.1% 0.194 300.3)
-
Step 600
600
#8A48D9
oklch(55.6% 0.211 300.5)
-
Step 700
700
#7538BC
oklch(49.1% 0.196 300.4)
-
Step 800
800
#5F3098
oklch(42.7% 0.162 300.3)
-
Step 900
900 (this color)
#4A2875
oklch(36.3% 0.127 300.5)
-
Step 950
950
#2D1B47
oklch(27% 0.08 300)
#4A2875 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) | #003A77 | 0.095 |
| Deuteranopia (no green cones) | #093A73 | 0.092 |
| Tritanopia (no blue cones) | #41394A | 0.096 |
| Achromatopsia (no color) | #3A3A3A | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4A2875
#4A2875
oklch(36.3% 0.127 300.5)
- #384400
#384400
oklch(36.3% 0.086 120.4)
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 #4A2875, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Indigo #4B0082 ΔE 0.058
- Dark Slate Blue #483D8B ΔE 0.060
- Royal Purple #4B006E ΔE 0.061
- Blueberry #464196 ΔE 0.078
- Grape Purple #5D1451 ΔE 0.079
- Rebecca Purple #663399 ΔE 0.084
- Plum Purple #4E0550 ΔE 0.085
- Imperial Purple #480CA8 ΔE 0.091
Use #4A2875 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.