#5F338D
Closest named color: Rebecca Purple (#663399). oklch(42.3% 0.145 303.2), rgb(95, 51, 141).
Aa
White text reads best on this color (8.95:1).
About this color
#5F338D is a dark, vivid purple. In OKLCH its lightness is 42%, its chroma 0.145 and its hue 303°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.023 away. White text reads best on it, at 8.95:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | vivid (0.145) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.34:1 |
| White text | 8.95:1 |
Values
| HEX | #5F338D |
| RGB | rgb(95, 51, 141) |
| HSL | hsl(269, 47%, 38%) |
| OKLCH | oklch(42.3% 0.145 303.2) |
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 #5F338D | 8.95:1 | AAA | Lc -94.5 | Preferred for body text |
| Black text on #5F338D | 2.34:1 | Fails | Lc 13.9 | Not readable |
| #5F338D text on white | 8.95:1 | AAA | Lc 90.1 | Preferred for body text |
| #5F338D text on black | 2.34:1 | Fails | Lc -12.2 | 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
#F7F4FC
oklch(97.2% 0.011 303.1)
-
Step 100
100
#EDE6F8
oklch(93.6% 0.025 303.5)
-
Step 200
200
#DFD2F3
oklch(88.4% 0.047 303.3)
-
Step 300
300
#CCB4EE
oklch(81% 0.084 303.5)
-
Step 400
400
#B28AE5
oklch(70.6% 0.135 303.4)
-
Step 500
500
#A06ADE
oklch(63.2% 0.173 303.3)
-
Step 600
600
#8B4ECB
oklch(55.6% 0.188 303.3)
-
Step 700
700
#763EB0
oklch(49.1% 0.175 303.1)
-
Step 800
800 (this color)
#5F338D
oklch(42.3% 0.145 303.2)
-
Step 900
900
#4E2F72
oklch(37.7% 0.113 302.7)
-
Step 950
950
#2E1C43
oklch(27% 0.072 303.2)
#5F338D 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 | 0.115 |
| Deuteranopia (no green cones) | #19498B | 0.106 |
| Tritanopia (no blue cones) | #56465B | 0.107 |
| Achromatopsia (no color) | #494949 | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F338D
#5F338D
oklch(42.3% 0.145 303.2)
- #435600
#435600
oklch(42.2% 0.104 123.1)
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 #5F338D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.023
- Dark Slate Blue #483D8B ΔE 0.046
- Blueberry #464196 ΔE 0.053
- Twilight #4E518B ΔE 0.079
- Chrysanthemum #560BAD ΔE 0.079
- Grape #7209B7 ΔE 0.087
- Purple #800080 ΔE 0.088
- Imperial Purple #480CA8 ΔE 0.089
Use #5F338D 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.