#613884
Closest named color: Rebecca Purple (#663399). oklch(42.7% 0.126 306.7), rgb(97, 56, 132).
Aa
White text reads best on this color (8.72:1).
About this color
#613884 is a dark, moderately saturated purple. In OKLCH its lightness is 43%, its chroma 0.126 and its hue 307°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.038 away. White text reads best on it, at 8.72:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.126) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.40:1 |
| White text | 8.72:1 |
Values
| HEX | #613884 |
| RGB | rgb(97, 56, 132) |
| HSL | hsl(272, 40%, 37%) |
| OKLCH | oklch(42.7% 0.126 306.7) |
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 #613884 | 8.72:1 | AAA | Lc -94.1 | Preferred for body text |
| Black text on #613884 | 2.40:1 | Fails | Lc 14.4 | Not readable |
| #613884 text on white | 8.72:1 | AAA | Lc 89.6 | Fine for body text |
| #613884 text on black | 2.40:1 | Fails | Lc -12.7 | 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 800.
-
Step 50
50
#F7F4FB
oklch(97.1% 0.01 305.4)
-
Step 100
100
#EDE6F5
oklch(93.5% 0.021 306.8)
-
Step 200
200
#E0D3EF
oklch(88.6% 0.04 306.5)
-
Step 300
300
#CDB5E7
oklch(81% 0.074 306.6)
-
Step 400
400
#B48CDA
oklch(70.7% 0.119 307.1)
-
Step 500
500
#A16ED0
oklch(63.1% 0.15 306.6)
-
Step 600
600
#8C54BD
oklch(55.6% 0.163 306.5)
-
Step 700
700
#7743A3
oklch(49% 0.153 306.6)
-
Step 800
800 (this color)
#613884
oklch(42.7% 0.126 306.7)
-
Step 900
900
#4F316A
oklch(37.7% 0.099 306.6)
-
Step 950
950
#2E1D3E
oklch(26.9% 0.063 306.4)
#613884 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) | #1D4A87 | 0.102 |
| Deuteranopia (no green cones) | #2C4B82 | 0.091 |
| Tritanopia (no blue cones) | #5B4658 | 0.091 |
| Achromatopsia (no color) | #4B4B4B | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #613884
#613884
oklch(42.7% 0.126 306.7)
- #3F5900
#3F5900
oklch(42.7% 0.11 126.7)
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 #613884, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.038
- Dark Slate Blue #483D8B ΔE 0.047
- Blueberry #464196 ΔE 0.057
- Twilight #4E518B ΔE 0.068
- Dusk #4E5481 ΔE 0.079
- Light Eggplant #894585 ΔE 0.087
- Purple #800080 ΔE 0.090
- Dusty Grape #545775 ΔE 0.094
Use #613884 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.