#642B59
Closest named color: Grape Purple (#5D1451). oklch(38.6% 0.103 335.3), rgb(100, 43, 89).
Aa
White text reads best on this color (10.33:1).
About this color
#642B59 is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.103 and its hue 335°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.050 away. White text reads best on it, at 10.33:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.103) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 2.03:1 |
| White text | 10.33:1 |
Values
| HEX | #642B59 |
| RGB | rgb(100, 43, 89) |
| HSL | hsl(312, 40%, 28%) |
| OKLCH | oklch(38.6% 0.103 335.3) |
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 #642B59 | 10.33:1 | AAA | Lc -97.6 | Preferred for body text |
| Black text on #642B59 | 2.03:1 | Fails | Lc 10.4 | Not readable |
| #642B59 text on white | 10.33:1 | AAA | Lc 93.6 | Preferred for body text |
| #642B59 text on black | 2.03:1 | Fails | Lc -9.0 | 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
#F4E5F0
oklch(93.7% 0.022 334.9)
-
Step 200
200
#ECCFE4
oklch(88.5% 0.043 335.7)
-
Step 300
300
#E1AED4
oklch(80.9% 0.077 335.6)
-
Step 400
400
#D082BF
oklch(70.8% 0.124 335.2)
-
Step 500
500
#C25FAE
oklch(63% 0.159 335.5)
-
Step 600
600
#AD439A
oklch(55.6% 0.172 335.3)
-
Step 700
700
#943483
oklch(49.1% 0.159 335.4)
-
Step 800
800
#782C6B
oklch(42.6% 0.132 334.9)
-
Step 900
900 (this color)
#642B59
oklch(38.6% 0.103 335.3)
-
Step 950
950
#391933
oklch(27% 0.064 334.7)
#642B59 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) | #2B3B5B | 0.107 |
| Deuteranopia (no green cones) | #3C4357 | 0.094 |
| Tritanopia (no blue cones) | #692E3E | 0.051 |
| Achromatopsia (no color) | #404040 | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #642B59
#642B59
oklch(38.6% 0.103 335.3)
- #00522D
#00522D
oklch(38.5% 0.094 155.6)
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 #642B59, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.050
- Velvet #750851 ΔE 0.056
- Rich Purple #720058 ΔE 0.061
- Purple Brown #673A3F ΔE 0.068
- Merlot #730039 ΔE 0.073
- Red Purple #820747 ΔE 0.074
- Wine #80013F ΔE 0.078
- Brownish Purple #76424E ΔE 0.081
Use #642B59 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.