#5E2A78
Closest named color: Rebecca Purple (#663399). oklch(39.4% 0.133 312.6), rgb(94, 42, 120).
Aa
White text reads best on this color (10.10:1).
About this color
#5E2A78 is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.133 and its hue 313°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.059 away. White text reads best on it, at 10.10:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.133) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.07:1 |
| White text | 10.10:1 |
Values
| HEX | #5E2A78 |
| RGB | rgb(94, 42, 120) |
| HSL | hsl(280, 48%, 32%) |
| OKLCH | oklch(39.4% 0.133 312.6) |
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 #5E2A78 | 10.10:1 | AAA | Lc -97.1 | Preferred for body text |
| Black text on #5E2A78 | 2.07:1 | Fails | Lc 11.0 | Not readable |
| #5E2A78 text on white | 10.10:1 | AAA | Lc 92.9 | Preferred for body text |
| #5E2A78 text on black | 2.07:1 | Fails | Lc -9.5 | 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
#F9F3FC
oklch(97.1% 0.013 314.8)
-
Step 100
100
#F1E5F8
oklch(93.7% 0.028 313.4)
-
Step 200
200
#E6CFF4
oklch(88.5% 0.056 312.8)
-
Step 300
300
#D7AEEF
oklch(80.9% 0.1 312.7)
-
Step 400
400
#C280E7
oklch(70.7% 0.159 312.4)
-
Step 500
500
#B35AE0
oklch(63.1% 0.205 312.6)
-
Step 600
600
#9E39CD
oklch(55.5% 0.222 312.6)
-
Step 700
700
#8729B2
oklch(49% 0.207 312.4)
-
Step 800
800
#6E2590
oklch(42.7% 0.171 312.6)
-
Step 900
900 (this color)
#5E2A78
oklch(39.4% 0.133 312.6)
-
Step 950
950
#341743
oklch(27% 0.084 312.5)
#5E2A78 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) | #0A3F7A | 0.122 |
| Deuteranopia (no green cones) | #254376 | 0.106 |
| Tritanopia (no blue cones) | #5B394D | 0.090 |
| Achromatopsia (no color) | #424242 | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5E2A78
#5E2A78
oklch(39.4% 0.133 312.6)
- #2D5200
#2D5200
oklch(39.5% 0.111 132.8)
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 #5E2A78, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.059
- Dark Slate Blue #483D8B ΔE 0.063
- Grape Purple #5D1451 ΔE 0.074
- Indigo #4B0082 ΔE 0.077
- Purple #800080 ΔE 0.079
- Blueberry #464196 ΔE 0.079
- Royal Purple #4B006E ΔE 0.080
- Rich Purple #720058 ΔE 0.081
Use #5E2A78 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.