#642D58
Closest named color: Grape Purple (#5D1451). oklch(38.8% 0.098 336.3), rgb(100, 45, 88).
Aa
White text reads best on this color (10.20:1).
About this color
#642D58 is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.098 and its hue 336°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.055 away. White text reads best on it, at 10.20:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.098) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 2.05:1 |
| White text | 10.20:1 |
Values
| HEX | #642D58 |
| RGB | rgb(100, 45, 88) |
| HSL | hsl(313, 38%, 28%) |
| OKLCH | oklch(38.8% 0.098 336.3) |
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 #642D58 | 10.20:1 | AAA | Lc -97.4 | Preferred for body text |
| Black text on #642D58 | 2.05:1 | Fails | Lc 10.6 | Not readable |
| #642D58 text on white | 10.20:1 | AAA | Lc 93.3 | Preferred for body text |
| #642D58 text on black | 2.05:1 | Fails | Lc -9.2 | 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 900.
-
Step 50
50
#FAF3F8
oklch(97.1% 0.01 335.5)
-
Step 100
100
#F4E5EF
oklch(93.7% 0.021 337.7)
-
Step 200
200
#ECCFE3
oklch(88.5% 0.042 337.2)
-
Step 300
300
#E0AFD3
oklch(80.9% 0.074 336)
-
Step 400
400
#CF83BC
oklch(70.7% 0.118 336.5)
-
Step 500
500
#C062AB
oklch(63.1% 0.15 336.3)
-
Step 600
600
#AC4697
oklch(55.7% 0.164 336.4)
-
Step 700
700
#933680
oklch(49% 0.153 336.5)
-
Step 800
800
#772E68
oklch(42.6% 0.126 336.3)
-
Step 900
900 (this color)
#642D58
oklch(38.8% 0.098 336.3)
-
Step 950
950
#391932
oklch(27% 0.063 336.1)
#642D58 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) | #2E3C59 | 0.101 |
| Deuteranopia (no green cones) | #3D4456 | 0.091 |
| Tritanopia (no blue cones) | #692F3E | 0.048 |
| Achromatopsia (no color) | #414141 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #642D58
#642D58
oklch(38.8% 0.098 336.3)
- #00532F
#00532F
oklch(38.9% 0.094 156.4)
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 #642D58, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.055
- Velvet #750851 ΔE 0.060
- Purple Brown #673A3F ΔE 0.063
- Rich Purple #720058 ΔE 0.065
- Merlot #730039 ΔE 0.075
- Red Purple #820747 ΔE 0.075
- Brownish Purple #76424E ΔE 0.076
- Wine #80013F ΔE 0.079
Use #642D58 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.