#5F357D
Closest named color: Rebecca Purple (#663399). oklch(41.5% 0.122 309), rgb(95, 53, 125).
Aa
White text reads best on this color (9.16:1).
About this color
#5F357D is a dark, moderately saturated purple. In OKLCH its lightness is 42%, its chroma 0.122 and its hue 309°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.048 away. White text reads best on it, at 9.16:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.122) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.29:1 |
| White text | 9.16:1 |
Values
| HEX | #5F357D |
| RGB | rgb(95, 53, 125) |
| HSL | hsl(275, 40%, 35%) |
| OKLCH | oklch(41.5% 0.122 309) |
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 #5F357D | 9.16:1 | AAA | Lc -95.2 | Preferred for body text |
| Black text on #5F357D | 2.29:1 | Fails | Lc 13.2 | Not readable |
| #5F357D text on white | 9.16:1 | AAA | Lc 90.8 | Preferred for body text |
| #5F357D text on black | 2.29:1 | Fails | Lc -11.5 | 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 800.
-
Step 50
50
#F7F4FA
oklch(97.1% 0.009 308.4)
-
Step 100
100
#EEE6F5
oklch(93.6% 0.022 309.6)
-
Step 200
200
#E1D3EE
oklch(88.6% 0.039 308.7)
-
Step 300
300
#CEB5E4
oklch(81% 0.07 308.9)
-
Step 400
400
#B58CD6
oklch(70.6% 0.114 309.1)
-
Step 500
500
#A36ECB
oklch(63.1% 0.145 309.1)
-
Step 600
600
#8E54B8
oklch(55.6% 0.158 308.9)
-
Step 700
700
#79449F
oklch(49.2% 0.147 308.9)
-
Step 800
800 (this color)
#5F357D
oklch(41.5% 0.122 309)
-
Step 900
900
#503167
oklch(37.6% 0.095 309)
-
Step 950
950
#2F1D3C
oklch(26.9% 0.06 309.7)
#5F357D 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) | #1E467F | 0.101 |
| Deuteranopia (no green cones) | #2D497B | 0.091 |
| Tritanopia (no blue cones) | #5B4253 | 0.087 |
| Achromatopsia (no color) | #484848 | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F357D
#5F357D
oklch(41.5% 0.122 309)
- #395600
#395600
oklch(41.4% 0.109 128.6)
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 #5F357D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.048
- Dark Slate Blue #483D8B ΔE 0.049
- Blueberry #464196 ΔE 0.063
- Twilight #4E518B ΔE 0.075
- Dusk #4E5481 ΔE 0.084
- Purple #800080 ΔE 0.089
- Grape Purple #5D1451 ΔE 0.093
- Light Eggplant #894585 ΔE 0.095
Use #5F357D 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.