#642F59
Closest named color: Grape Purple (#5D1451). oklch(39.2% 0.096 335.7), rgb(100, 47, 89).
Aa
White text reads best on this color (10.03:1).
About this color
#642F59 is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.096 and its hue 336°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.059 away. White text reads best on it, at 10.03:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.096) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 2.09:1 |
| White text | 10.03:1 |
Values
| HEX | #642F59 |
| RGB | rgb(100, 47, 89) |
| HSL | hsl(312, 36%, 29%) |
| OKLCH | oklch(39.2% 0.096 335.7) |
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 #642F59 | 10.03:1 | AAA | Lc -97.1 | Preferred for body text |
| Black text on #642F59 | 2.09:1 | Fails | Lc 11.0 | Not readable |
| #642F59 text on white | 10.03:1 | AAA | Lc 92.9 | Preferred for body text |
| #642F59 text on black | 2.09:1 | Fails | Lc -9.5 | 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
#F3E5EF
oklch(93.6% 0.02 335.7)
-
Step 200
200
#EBD0E3
oklch(88.6% 0.039 336.5)
-
Step 300
300
#DFB0D3
oklch(81% 0.071 335.5)
-
Step 400
400
#CD84BC
oklch(70.6% 0.115 335.7)
-
Step 500
500
#BF63AB
oklch(63.1% 0.147 336)
-
Step 600
600
#AA4897
oklch(55.7% 0.16 335.7)
-
Step 700
700
#913880
oklch(49% 0.148 335.8)
-
Step 800
800
#763068
oklch(42.7% 0.122 335.9)
-
Step 900
900 (this color)
#642F59
oklch(39.2% 0.096 335.7)
-
Step 950
950
#381A32
oklch(27% 0.06 335)
#642F59 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) | #2F3D5A | 0.099 |
| Deuteranopia (no green cones) | #3E4558 | 0.088 |
| Tritanopia (no blue cones) | #693140 | 0.046 |
| Achromatopsia (no color) | #424242 | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #642F59
#642F59
oklch(39.2% 0.096 335.7)
- #00542E
#00542E
oklch(39.2% 0.096 155.5)
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 #642F59, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.059
- Purple Brown #673A3F ΔE 0.061
- Velvet #750851 ΔE 0.063
- Rich Purple #720058 ΔE 0.069
- Brownish Purple #76424E ΔE 0.073
- Red Purple #820747 ΔE 0.077
- Merlot #730039 ΔE 0.078
- Wine #80013F ΔE 0.081
Use #642F59 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.