#603B65
Closest named color: Purple Brown (#673A3F). oklch(41.3% 0.082 322.6), rgb(96, 59, 101).
Aa
White text reads best on this color (9.08:1).
About this color
#603B65 is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.082 and its hue 323°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.065 away. White text reads best on it, at 9.08:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.082) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.31:1 |
| White text | 9.08:1 |
Values
| HEX | #603B65 |
| RGB | rgb(96, 59, 101) |
| HSL | hsl(293, 26%, 31%) |
| OKLCH | oklch(41.3% 0.082 322.6) |
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 #603B65 | 9.08:1 | AAA | Lc -95.1 | Preferred for body text |
| Black text on #603B65 | 2.31:1 | Fails | Lc 13.2 | Not readable |
| #603B65 text on white | 9.08:1 | AAA | Lc 90.7 | Preferred for body text |
| #603B65 text on black | 2.31:1 | Fails | Lc -11.6 | 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 800.
-
Step 50
50
#F8F4F8
oklch(97.1% 0.007 325.6)
-
Step 100
100
#EEE7EF
oklch(93.6% 0.013 321.9)
-
Step 200
200
#E2D4E4
oklch(88.6% 0.026 321.9)
-
Step 300
300
#D0B7D3
oklch(80.9% 0.047 322.6)
-
Step 400
400
#B891BD
oklch(70.7% 0.077 322.6)
-
Step 500
500
#A675AC
oklch(63.1% 0.098 322.9)
-
Step 600
600
#915D98
oklch(55.7% 0.107 322.6)
-
Step 700
700
#7B4C81
oklch(49% 0.099 322.8)
-
Step 800
800 (this color)
#603B65
oklch(41.3% 0.082 322.6)
-
Step 900
900
#523655
oklch(37.8% 0.063 323.3)
-
Step 950
950
#302032
oklch(27.1% 0.04 322.8)
#603B65 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) | #364667 | 0.074 |
| Deuteranopia (no green cones) | #404A64 | 0.067 |
| Tritanopia (no blue cones) | #61404B | 0.051 |
| Achromatopsia (no color) | #484848 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #603B65
#603B65
oklch(41.3% 0.082 322.6)
- #2F562C
#2F562C
oklch(41.3% 0.081 142.5)
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 #603B65, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.065
- Brownish Purple #76424E ΔE 0.066
- Dark Slate Blue #483D8B ΔE 0.077
- Dusk #4E5481 ΔE 0.077
- Dusty Grape #545775 ΔE 0.078
- Twilight #4E518B ΔE 0.080
- Grape Purple #5D1451 ΔE 0.088
- Rebecca Purple #663399 ΔE 0.092
Use #603B65 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.