#51495E
Closest named color: Dusty Grape (#545775). oklch(42.1% 0.036 302.3), rgb(81, 73, 94).
Aa
White text reads best on this color (8.52:1).
About this color
#51495E is a dark, muted purple. In OKLCH its lightness is 42%, its chroma 0.036 and its hue 302°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.049 away. White text reads best on it, at 8.52:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | muted (0.036) |
| Temperature | in between |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.46:1 |
| White text | 8.52:1 |
Values
| HEX | #51495E |
| RGB | rgb(81, 73, 94) |
| HSL | hsl(263, 13%, 33%) |
| OKLCH | oklch(42.1% 0.036 302.3) |
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 #51495E | 8.52:1 | AAA | Lc -93.9 | Preferred for body text |
| Black text on #51495E | 2.46:1 | Fails | Lc 14.7 | Not readable |
| #51495E text on white | 8.52:1 | AAA | Lc 89.3 | Fine for body text |
| #51495E text on black | 2.46:1 | Fails | Lc -12.9 | 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
#F6F5F7
oklch(97.1% 0.003 308.4)
-
Step 100
100
#EAE9ED
oklch(93.6% 0.005 297.7)
-
Step 200
200
#DAD7E0
oklch(88.4% 0.013 301.3)
-
Step 300
300
#C3BECC
oklch(81% 0.02 302.1)
-
Step 400
400
#A49CB2
oklch(70.7% 0.033 302.1)
-
Step 500
500
#8E849F
oklch(63.1% 0.041 302.1)
-
Step 600
600
#786D8A
oklch(55.5% 0.046 302.2)
-
Step 700
700
#655B75
oklch(49% 0.043 302.4)
-
Step 800
800 (this color)
#51495E
oklch(42.1% 0.036 302.3)
-
Step 900
900
#443E4E
oklch(37.6% 0.028 302.2)
-
Step 950
950
#28242E
oklch(26.9% 0.019 303.3)
#51495E 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) | #454C5F | 0.020 |
| Deuteranopia (no green cones) | #464C5D | 0.020 |
| Tritanopia (no blue cones) | #4F4C50 | 0.029 |
| Achromatopsia (no color) | #4C4C4C | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51495E
#51495E
oklch(42.1% 0.036 302.3)
- #4A513B
#4A513B
oklch(42.2% 0.036 122.3)
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 #51495E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.049
- YInMn Blue #415A77 ΔE 0.058
- Dusk #4E5481 ΔE 0.059
- Dark Grey Blue #29465B ΔE 0.061
- Dark Slate Gray #2F4F4F ΔE 0.062
- Charcoal Grey #3C4142 ΔE 0.062
- Purple Brown #673A3F ΔE 0.064
- Charcoal #264653 ΔE 0.068
Use #51495E 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.