#504158
Closest named color: Charcoal Grey (#3C4142). oklch(40% 0.042 313.7), rgb(80, 65, 88).
Aa
White text reads best on this color (9.38:1).
About this color
#504158 is a dark, muted purple. In OKLCH its lightness is 40%, its chroma 0.042 and its hue 314°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.053 away. White text reads best on it, at 9.38:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | muted (0.042) |
| Temperature | in between |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.23:1 |
| White text | 9.38:1 |
Values
| HEX | #504158 |
| RGB | rgb(80, 65, 88) |
| HSL | hsl(279, 15%, 30%) |
| OKLCH | oklch(40% 0.042 313.7) |
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 #504158 | 9.38:1 | AAA | Lc -96.0 | Preferred for body text |
| Black text on #504158 | 2.23:1 | Fails | Lc 12.3 | Not readable |
| #504158 text on white | 9.38:1 | AAA | Lc 91.7 | Preferred for body text |
| #504158 text on black | 2.23:1 | Fails | Lc -10.7 | 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
#F6F5F7
oklch(97.1% 0.003 308.4)
-
Step 100
100
#ECE8EE
oklch(93.6% 0.009 314.8)
-
Step 200
200
#DDD6E2
oklch(88.5% 0.018 311.6)
-
Step 300
300
#C8BBCF
oklch(80.9% 0.031 314)
-
Step 400
400
#AC98B7
oklch(70.7% 0.05 313.6)
-
Step 500
500
#987EA6
oklch(63.1% 0.066 313.6)
-
Step 600
600
#826791
oklch(55.6% 0.071 313.2)
-
Step 700
700
#6E567B
oklch(49.2% 0.064 313.4)
-
Step 800
800
#5A4664
oklch(42.7% 0.055 314.2)
-
Step 900
900 (this color)
#504158
oklch(40% 0.042 313.7)
-
Step 950
950
#2B2330
oklch(27.1% 0.026 312.3)
#504158 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) | #3E4659 | 0.032 |
| Deuteranopia (no green cones) | #414757 | 0.030 |
| Tritanopia (no blue cones) | #504449 | 0.030 |
| Achromatopsia (no color) | #464646 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #504158
#504158
oklch(40% 0.042 313.7)
- #3E4D35
#3E4D35
oklch(40% 0.043 134.1)
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 #504158, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.053
- Purple Brown #673A3F ΔE 0.056
- Dark Grey Blue #29465B ΔE 0.058
- Charcoal #264653 ΔE 0.065
- Onyx #343A40 ΔE 0.067
- Dark Slate Gray #2F4F4F ΔE 0.069
- Dusty Grape #545775 ΔE 0.072
- Brownish Purple #76424E ΔE 0.073
Use #504158 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.