#51435F
Closest named color: Dark Grey Blue (#29465B). oklch(40.9% 0.049 307.1), rgb(81, 67, 95).
Aa
White text reads best on this color (9.05:1).
About this color
#51435F is a dark, muted purple. In OKLCH its lightness is 41%, its chroma 0.049 and its hue 307°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.061 away. White text reads best on it, at 9.05:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | muted (0.049) |
| Temperature | in between |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.31:1 |
| White text | 9.05:1 |
Values
| HEX | #51435F |
| RGB | rgb(81, 67, 95) |
| HSL | hsl(270, 17%, 32%) |
| OKLCH | oklch(40.9% 0.049 307.1) |
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 #51435F | 9.05:1 | AAA | Lc -95.2 | Preferred for body text |
| Black text on #51435F | 2.31:1 | Fails | Lc 13.2 | Not readable |
| #51435F text on white | 9.05:1 | AAA | Lc 90.8 | Preferred for body text |
| #51435F text on black | 2.31:1 | Fails | Lc -11.5 | 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
#EBE8EE
oklch(93.5% 0.009 308.4)
-
Step 200
200
#DCD7E2
oklch(88.6% 0.016 306.4)
-
Step 300
300
#C5BCCF
oklch(80.8% 0.028 307)
-
Step 400
400
#A899B7
oklch(70.6% 0.046 307.7)
-
Step 500
500
#9380A6
oklch(63.1% 0.06 307.4)
-
Step 600
600
#7D6A91
oklch(55.7% 0.063 306.6)
-
Step 700
700
#6A587B
oklch(49.2% 0.059 307.8)
-
Step 800
800 (this color)
#51435F
oklch(40.9% 0.049 307.1)
-
Step 900
900
#473C52
oklch(37.7% 0.039 307.3)
-
Step 950
950
#2A2330
oklch(27% 0.026 309.1)
#51435F 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) | #3E4860 | 0.033 |
| Deuteranopia (no green cones) | #41495E | 0.031 |
| Tritanopia (no blue cones) | #4F474D | 0.037 |
| Achromatopsia (no color) | #494949 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51435F
#51435F
oklch(40.9% 0.049 307.1)
- #434F32
#434F32
oklch(40.9% 0.048 126.7)
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 #51435F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.061
- Dusty Grape #545775 ΔE 0.062
- Charcoal Grey #3C4142 ΔE 0.063
- Purple Brown #673A3F ΔE 0.063
- Dusk #4E5481 ΔE 0.065
- Charcoal #264653 ΔE 0.069
- YInMn Blue #415A77 ΔE 0.071
- Dark Slate Gray #2F4F4F ΔE 0.072
Use #51435F 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.