#603179
Closest named color: Rebecca Purple (#663399). oklch(40.8% 0.124 312.3), rgb(96, 49, 121).
Aa
White text reads best on this color (9.49:1).
About this color
#603179 is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.124 and its hue 312°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.054 away. White text reads best on it, at 9.49:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.124) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.21:1 |
| White text | 9.49:1 |
Values
| HEX | #603179 |
| RGB | rgb(96, 49, 121) |
| HSL | hsl(279, 42%, 33%) |
| OKLCH | oklch(40.8% 0.124 312.3) |
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 #603179 | 9.49:1 | AAA | Lc -95.9 | Preferred for body text |
| Black text on #603179 | 2.21:1 | Fails | Lc 12.4 | Not readable |
| #603179 text on white | 9.49:1 | AAA | Lc 91.6 | Preferred for body text |
| #603179 text on black | 2.21:1 | Fails | Lc -10.8 | 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
#F8F4FA
oklch(97.2% 0.009 314.8)
-
Step 100
100
#EFE6F4
oklch(93.6% 0.021 313.8)
-
Step 200
200
#E2D2ED
oklch(88.5% 0.04 311.7)
-
Step 300
300
#D1B4E3
oklch(81% 0.072 312.4)
-
Step 400
400
#B98BD5
oklch(70.7% 0.116 312.1)
-
Step 500
500
#A86CC9
oklch(63.2% 0.148 312.6)
-
Step 600
600
#9351B6
oklch(55.6% 0.162 312.5)
-
Step 700
700
#7D419D
oklch(49.1% 0.151 312.2)
-
Step 800
800 (this color)
#603179
oklch(40.8% 0.124 312.3)
-
Step 900
900
#533066
oklch(37.7% 0.097 312.5)
-
Step 950
950
#301D3C
oklch(27% 0.061 311.2)
#603179 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) | #1B437B | 0.109 |
| Deuteranopia (no green cones) | #2D4777 | 0.096 |
| Tritanopia (no blue cones) | #5D3E50 | 0.085 |
| Achromatopsia (no color) | #464646 | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #603179
#603179
oklch(40.8% 0.124 312.3)
- #315600
#315600
oklch(40.9% 0.114 132.2)
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 #603179, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.054
- Dark Slate Blue #483D8B ΔE 0.057
- Blueberry #464196 ΔE 0.072
- Purple #800080 ΔE 0.083
- Grape Purple #5D1451 ΔE 0.083
- Twilight #4E518B ΔE 0.085
- Rich Purple #720058 ΔE 0.087
- Velvet #750851 ΔE 0.092
Use #603179 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.