#78298D
Closest named color: Rebecca Purple (#663399). oklch(44.3% 0.167 318.4), rgb(120, 41, 141).
Aa
White text reads best on this color (8.39:1).
About this color
#78298D is a dark, vivid purple. In OKLCH its lightness is 44%, its chroma 0.167 and its hue 318°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.043 away. White text reads best on it, at 8.39:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | vivid (0.167) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.50:1 |
| White text | 8.39:1 |
Values
| HEX | #78298D |
| RGB | rgb(120, 41, 141) |
| HSL | hsl(287, 55%, 36%) |
| OKLCH | oklch(44.3% 0.167 318.4) |
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 #78298D | 8.39:1 | AAA | Lc -92.8 | Preferred for body text |
| Black text on #78298D | 2.50:1 | Fails | Lc 15.9 | Dividers and decoration only |
| #78298D text on white | 8.39:1 | AAA | Lc 88.1 | Fine for body text |
| #78298D text on black | 2.50:1 | Fails | Lc -14.0 | 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 800.
-
Step 50
50
#F9F3FB
oklch(97.1% 0.012 317.7)
-
Step 100
100
#F2E4F6
oklch(93.5% 0.028 318.7)
-
Step 200
200
#E9CEF1
oklch(88.5% 0.055 318.4)
-
Step 300
300
#DCADEA
oklch(81% 0.098 318.3)
-
Step 400
400
#C97EDF
oklch(70.7% 0.157 318.3)
-
Step 500
500
#BA58D5
oklch(63% 0.2 318.4)
-
Step 600
600
#A537C2
oklch(55.5% 0.217 318.3)
-
Step 700
700
#8E28A8
oklch(49.2% 0.202 318.4)
-
Step 800
800 (this color)
#78298D
oklch(44.3% 0.167 318.4)
-
Step 900
900
#5D246D
oklch(37.7% 0.13 318.2)
-
Step 950
950
#371640
oklch(27% 0.084 318.6)
#78298D 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) | #004890 | 0.165 |
| Deuteranopia (no green cones) | #2E508B | 0.143 |
| Tritanopia (no blue cones) | #783C58 | 0.105 |
| Achromatopsia (no color) | #4D4D4D | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78298D
#78298D
oklch(44.3% 0.167 318.4)
- #246400
#246400
oklch(44.4% 0.138 138.3)
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 #78298D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.043
- Purple #800080 ΔE 0.046
- Dark Magenta #8B008B ΔE 0.050
- Warm Purple #952E8F ΔE 0.062
- Light Eggplant #894585 ΔE 0.075
- Grape #7209B7 ΔE 0.078
- Purply #983FB2 ΔE 0.095
- Dark Slate Blue #483D8B ΔE 0.095
Use #78298D 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.