#5D2979
Closest named color: Rebecca Purple (#663399). oklch(39.2% 0.136 311.7), rgb(93, 41, 121).
Aa
White text reads best on this color (10.20:1).
About this color
#5D2979 is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.136 and its hue 312°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.058 away. White text reads best on it, at 10.20:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.136) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.05:1 |
| White text | 10.20:1 |
Values
| HEX | #5D2979 |
| RGB | rgb(93, 41, 121) |
| HSL | hsl(279, 49%, 32%) |
| OKLCH | oklch(39.2% 0.136 311.7) |
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 #5D2979 | 10.20:1 | AAA | Lc -97.3 | Preferred for body text |
| Black text on #5D2979 | 2.05:1 | Fails | Lc 10.8 | Not readable |
| #5D2979 text on white | 10.20:1 | AAA | Lc 93.1 | Preferred for body text |
| #5D2979 text on black | 2.05:1 | Fails | Lc -9.3 | 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 900.
-
Step 50
50
#F8F3FC
oklch(97.1% 0.013 310.5)
-
Step 100
100
#F0E5F9
oklch(93.6% 0.029 310.1)
-
Step 200
200
#E6CFF5
oklch(88.5% 0.057 312.1)
-
Step 300
300
#D6AEF1
oklch(80.9% 0.102 311.3)
-
Step 400
400
#C280E9
oklch(70.8% 0.162 311.9)
-
Step 500
500
#B25AE3
oklch(63.2% 0.208 311.5)
-
Step 600
600
#9E38D0
oklch(55.6% 0.226 311.9)
-
Step 700
700
#8728B4
oklch(49.1% 0.21 311.9)
-
Step 800
800
#6E2492
oklch(42.7% 0.174 311.9)
-
Step 900
900 (this color)
#5D2979
oklch(39.2% 0.136 311.7)
-
Step 950
950
#341744
oklch(27% 0.085 311.8)
#5D2979 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) | #033F7B | 0.124 |
| Deuteranopia (no green cones) | #224277 | 0.108 |
| Tritanopia (no blue cones) | #5A394D | 0.093 |
| Achromatopsia (no color) | #414141 | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5D2979
#5D2979
oklch(39.2% 0.136 311.7)
- #2F5100
#2F5100
oklch(39.3% 0.109 131.7)
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 #5D2979, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.058
- Dark Slate Blue #483D8B ΔE 0.063
- Indigo #4B0082 ΔE 0.074
- Grape Purple #5D1451 ΔE 0.075
- Royal Purple #4B006E ΔE 0.077
- Blueberry #464196 ΔE 0.079
- Purple #800080 ΔE 0.080
- Rich Purple #720058 ΔE 0.082
Use #5D2979 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.