#5A2F98
Closest named color: Rebecca Purple (#663399). oklch(42% 0.162 297.7), rgb(90, 47, 152).
Aa
White text reads best on this color (9.15:1).
About this color
#5A2F98 is a dark, vivid purple. In OKLCH its lightness is 42%, its chroma 0.162 and its hue 298°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.026 away. White text reads best on it, at 9.15:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | vivid (0.162) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.29:1 |
| White text | 9.15:1 |
Values
| HEX | #5A2F98 |
| RGB | rgb(90, 47, 152) |
| HSL | hsl(265, 53%, 39%) |
| OKLCH | oklch(42% 0.162 297.7) |
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 #5A2F98 | 9.15:1 | AAA | Lc -94.9 | Preferred for body text |
| Black text on #5A2F98 | 2.29:1 | Fails | Lc 13.5 | Not readable |
| #5A2F98 text on white | 9.15:1 | AAA | Lc 90.5 | Preferred for body text |
| #5A2F98 text on black | 2.29:1 | Fails | Lc -11.8 | 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
#F6F4FD
oklch(97.1% 0.012 296.4)
-
Step 100
100
#ECE6FA
oklch(93.6% 0.027 299.5)
-
Step 200
200
#DDD2F8
oklch(88.5% 0.053 298.5)
-
Step 300
300
#C7B4F7
oklch(80.9% 0.095 297.2)
-
Step 400
400
#AC8AF2
oklch(70.7% 0.151 297.5)
-
Step 500
500
#9968ED
oklch(63.1% 0.193 297.6)
-
Step 600
600
#854ADC
oklch(55.6% 0.211 297.6)
-
Step 700
700
#713ABF
oklch(49.1% 0.196 297.6)
-
Step 800
800 (this color)
#5A2F98
oklch(42% 0.162 297.7)
-
Step 900
900
#4B2D7B
oklch(37.7% 0.127 297.7)
-
Step 950
950
#2C1B48
oklch(27% 0.081 298.2)
#5A2F98 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) | #00489B | 0.109 |
| Deuteranopia (no green cones) | #004796 | 0.109 |
| Tritanopia (no blue cones) | #4B485F | 0.125 |
| Achromatopsia (no color) | #484848 | 0.163 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5A2F98
#5A2F98
oklch(42% 0.162 297.7)
- #495300
#495300
oklch(41.9% 0.097 117.4)
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 #5A2F98, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.026
- Dark Slate Blue #483D8B ΔE 0.048
- Blueberry #464196 ΔE 0.050
- Chrysanthemum #560BAD ΔE 0.057
- Imperial Purple #480CA8 ΔE 0.067
- Grape #7209B7 ΔE 0.074
- Blue With A Hint Of Purple #533CC6 ΔE 0.080
- Indigo #4B0082 ΔE 0.084
Use #5A2F98 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.