#503A5D
Closest named color: Purple Brown (#673A3F). oklch(38.8% 0.064 312.4), rgb(80, 58, 93).
Aa
White text reads best on this color (9.97:1).
About this color
#503A5D is a dark, muted purple. In OKLCH its lightness is 39%, its chroma 0.064 and its hue 312°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.067 away. White text reads best on it, at 9.97:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | muted (0.064) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.10:1 |
| White text | 9.97:1 |
Values
| HEX | #503A5D |
| RGB | rgb(80, 58, 93) |
| HSL | hsl(278, 23%, 30%) |
| OKLCH | oklch(38.8% 0.064 312.4) |
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 #503A5D | 9.97:1 | AAA | Lc -97.2 | Preferred for body text |
| Black text on #503A5D | 2.10:1 | Fails | Lc 10.8 | Not readable |
| #503A5D text on white | 9.97:1 | AAA | Lc 93.1 | Preferred for body text |
| #503A5D text on black | 2.10:1 | Fails | Lc -9.4 | 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
#F7F4F9
oklch(97.1% 0.007 312.3)
-
Step 100
100
#EDE7F1
oklch(93.6% 0.015 312.2)
-
Step 200
200
#DFD4E6
oklch(88.4% 0.027 312.6)
-
Step 300
300
#CBB8D7
oklch(80.8% 0.048 312.4)
-
Step 400
400
#B193C3
oklch(70.7% 0.076 312.6)
-
Step 500
500
#9E78B4
oklch(63.2% 0.097 312.6)
-
Step 600
600
#8860A0
oklch(55.6% 0.106 312)
-
Step 700
700
#744F89
oklch(49.2% 0.099 312.5)
-
Step 800
800
#5E416F
oklch(42.7% 0.081 312.2)
-
Step 900
900 (this color)
#503A5D
oklch(38.8% 0.064 312.4)
-
Step 950
950
#2D2135
oklch(27.1% 0.04 311.2)
#503A5D 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) | #34415E | 0.049 |
| Deuteranopia (no green cones) | #39435C | 0.045 |
| Tritanopia (no blue cones) | #4F3F47 | 0.045 |
| Achromatopsia (no color) | #424242 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #503A5D
#503A5D
oklch(38.8% 0.064 312.4)
- #374C27
#374C27
oklch(38.9% 0.064 132.8)
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 #503A5D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.067
- Dark Grey Blue #29465B ΔE 0.068
- Charcoal Grey #3C4142 ΔE 0.068
- Onyx #343A40 ΔE 0.073
- Charcoal #264653 ΔE 0.076
- Dark Slate Blue #483D8B ΔE 0.078
- Dark Blue Grey #1F3B4D ΔE 0.084
- Dusk #4E5481 ΔE 0.084
Use #503A5D 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.