#503A5B
Closest named color: Purple Brown (#673A3F). oklch(38.7% 0.061 314), rgb(80, 58, 91).
Aa
White text reads best on this color (10.01:1).
About this color
#503A5B is a dark, muted purple. In OKLCH its lightness is 39%, its chroma 0.061 and its hue 314°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.064 away. White text reads best on it, at 10.01:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | muted (0.061) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.09:1 |
| White text | 10.01:1 |
Values
| HEX | #503A5B |
| RGB | rgb(80, 58, 91) |
| HSL | hsl(280, 22%, 29%) |
| OKLCH | oklch(38.7% 0.061 314) |
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 #503A5B | 10.01:1 | AAA | Lc -97.3 | Preferred for body text |
| Black text on #503A5B | 2.09:1 | Fails | Lc 10.8 | Not readable |
| #503A5B text on white | 10.01:1 | AAA | Lc 93.2 | Preferred for body text |
| #503A5B text on black | 2.09:1 | Fails | Lc -9.3 | 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
#F7F4F8
oklch(97.1% 0.006 317.8)
-
Step 100
100
#EDE7F0
oklch(93.5% 0.014 314.8)
-
Step 200
200
#DFD4E5
oklch(88.4% 0.026 313.9)
-
Step 300
300
#CCB8D6
oklch(80.9% 0.047 314.5)
-
Step 400
400
#B193C1
oklch(70.6% 0.074 313.7)
-
Step 500
500
#9E78B1
oklch(63% 0.094 314.1)
-
Step 600
600
#89609D
oklch(55.6% 0.103 314.1)
-
Step 700
700
#744F86
oklch(49% 0.095 314.1)
-
Step 800
800
#5F416D
oklch(42.7% 0.079 314.5)
-
Step 900
900 (this color)
#503A5B
oklch(38.7% 0.061 314)
-
Step 950
950
#2D2134
oklch(27.1% 0.038 312.6)
#503A5B 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) | #35415C | 0.047 |
| Deuteranopia (no green cones) | #3A435A | 0.044 |
| Tritanopia (no blue cones) | #4F3E46 | 0.042 |
| Achromatopsia (no color) | #424242 | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #503A5B
#503A5B
oklch(38.7% 0.061 314)
- #364B29
#364B29
oklch(38.6% 0.061 134.3)
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 #503A5B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.064
- Charcoal Grey #3C4142 ΔE 0.065
- Dark Grey Blue #29465B ΔE 0.067
- Onyx #343A40 ΔE 0.070
- Charcoal #264653 ΔE 0.075
- Dark Slate Blue #483D8B ΔE 0.081
- Dark Blue Grey #1F3B4D ΔE 0.082
- Brownish Purple #76424E ΔE 0.084
Use #503A5B 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.