#642A54
Closest named color: Grape Purple (#5D1451). oklch(38.2% 0.101 339.3), rgb(100, 42, 84).
Aa
White text reads best on this color (10.49:1).
About this color
#642A54 is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.101 and its hue 339°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.049 away. White text reads best on it, at 10.49:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.101) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 2.00:1 |
| White text | 10.49:1 |
Values
| HEX | #642A54 |
| RGB | rgb(100, 42, 84) |
| HSL | hsl(317, 41%, 28%) |
| OKLCH | oklch(38.2% 0.101 339.3) |
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 #642A54 | 10.49:1 | AAA | Lc -97.9 | Preferred for body text |
| Black text on #642A54 | 2.00:1 | Fails | Lc 10.0 | Not readable |
| #642A54 text on white | 10.49:1 | AAA | Lc 93.9 | Preferred for body text |
| #642A54 text on black | 2.00:1 | Fails | Lc -8.6 | 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
#EDCFE2
oklch(88.5% 0.042 339.7)
-
Step 300
300
#E2AED1
oklch(80.9% 0.076 338.8)
-
Step 400
400
#D282B9
oklch(70.8% 0.12 339.4)
-
Step 500
500
#C460A8
oklch(63.2% 0.154 339.1)
-
Step 600
600
#AF4393
oklch(55.6% 0.168 339.1)
-
Step 700
700
#96347D
oklch(49.1% 0.156 339.2)
-
Step 800
800
#7A2C66
oklch(42.7% 0.13 339)
-
Step 900
900 (this color)
#642A54
oklch(38.2% 0.101 339.3)
-
Step 950
950
#3A1930
oklch(27.1% 0.062 340)
#642A54 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) | #2C3955 | 0.106 |
| Deuteranopia (no green cones) | #3D4352 | 0.095 |
| Tritanopia (no blue cones) | #692B3B | 0.046 |
| Achromatopsia (no color) | #3F3F3F | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #642A54
#642A54
oklch(38.2% 0.101 339.3)
- #005031
#005031
oklch(38% 0.087 159.2)
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 #642A54, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.049
- Velvet #750851 ΔE 0.055
- Rich Purple #720058 ΔE 0.061
- Purple Brown #673A3F ΔE 0.064
- Merlot #730039 ΔE 0.067
- Red Purple #820747 ΔE 0.071
- Wine #80013F ΔE 0.074
- Brownish Purple #76424E ΔE 0.080
Use #642A54 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.