#5F288F
Closest named color: Rebecca Purple (#663399). oklch(41% 0.162 304.5), rgb(95, 40, 143).
Aa
White text reads best on this color (9.60:1).
About this color
#5F288F is a dark, vivid purple. In OKLCH its lightness is 41%, its chroma 0.162 and its hue 305°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.031 away. White text reads best on it, at 9.60:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | vivid (0.162) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.18:1 |
| White text | 9.60:1 |
Values
| HEX | #5F288F |
| RGB | rgb(95, 40, 143) |
| HSL | hsl(272, 56%, 36%) |
| OKLCH | oklch(41% 0.162 304.5) |
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 #5F288F | 9.60:1 | AAA | Lc -95.8 | Preferred for body text |
| Black text on #5F288F | 2.18:1 | Fails | Lc 12.4 | Not readable |
| #5F288F text on white | 9.60:1 | AAA | Lc 91.5 | Preferred for body text |
| #5F288F text on black | 2.18:1 | Fails | Lc -10.8 | 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
#F7F3FD
oklch(97% 0.014 304.1)
-
Step 100
100
#EEE6F9
oklch(93.7% 0.027 304.8)
-
Step 200
200
#E1D1F6
oklch(88.5% 0.053 304.9)
-
Step 300
300
#CEB2F2
oklch(81% 0.093 304.4)
-
Step 400
400
#B686EC
oklch(70.7% 0.152 304.5)
-
Step 500
500
#A563E6
oklch(63.1% 0.194 304.7)
-
Step 600
600
#9045D4
oklch(55.6% 0.211 304.4)
-
Step 700
700
#7B35B8
oklch(49.1% 0.196 304.5)
-
Step 800
800 (this color)
#5F288F
oklch(41% 0.162 304.5)
-
Step 900
900
#512A76
oklch(37.6% 0.127 304.6)
-
Step 950
950
#2F1A45
oklch(26.9% 0.079 304.1)
#5F288F 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) | #004492 | 0.124 |
| Deuteranopia (no green cones) | #00458D | 0.126 |
| Tritanopia (no blue cones) | #564058 | 0.118 |
| Achromatopsia (no color) | #454545 | 0.163 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F288F
#5F288F
oklch(41% 0.162 304.5)
- #3E5300
#3E5300
oklch(41% 0.103 124.7)
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 #5F288F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.031
- Dark Slate Blue #483D8B ΔE 0.059
- Chrysanthemum #560BAD ΔE 0.063
- Blueberry #464196 ΔE 0.067
- Indigo #4B0082 ΔE 0.073
- Imperial Purple #480CA8 ΔE 0.075
- Grape #7209B7 ΔE 0.076
- Purple #800080 ΔE 0.080
Use #5F288F 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.