#515161
Closest named color: Dusty Grape (#545775). oklch(44.1% 0.026 285.3), rgb(81, 81, 97).
Aa
White text reads best on this color (7.77:1).
About this color
#515161 is a dark close to neutral grey. In OKLCH its lightness is 44%, its chroma 0.026. It has too little chroma to lean warm or cool. The nearest named color is Dusty Grape (#545775), ΔE 0.034 away. White text reads best on it, at 7.77:1.
| Hue family | Neutrals |
| Lightness | dark (44%) |
| Chroma | close to neutral grey (0.026) |
| Temperature | neutral |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.69:1 |
| White text | 7.77:1 |
Values
| HEX | #515161 |
| RGB | rgb(81, 81, 97) |
| HSL | hsl(240, 9%, 35%) |
| OKLCH | oklch(44.1% 0.026 285.3) |
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 #515161 | 7.77:1 | AAA | Lc -91.8 | Preferred for body text |
| Black text on #515161 | 2.69:1 | Fails | Lc 17.0 | Dividers and decoration only |
| #515161 text on white | 7.77:1 | AAA | Lc 87.0 | Fine for body text |
| #515161 text on black | 2.69:1 | Fails | Lc -15.1 | Dividers and decoration only |
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
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#E9E9ED
oklch(93.5% 0.005 286.3)
-
Step 200
200
#D8D8DF
oklch(88.4% 0.01 286.2)
-
Step 300
300
#BFBFCA
oklch(80.8% 0.015 286.1)
-
Step 400
400
#9F9FB0
oklch(70.8% 0.025 285.8)
-
Step 500
500
#87879C
oklch(63.1% 0.031 285.5)
-
Step 600
600
#717187
oklch(55.7% 0.034 285.2)
-
Step 700
700
#5F5E72
oklch(49% 0.032 287.5)
-
Step 800
800 (this color)
#515161
oklch(44.1% 0.026 285.3)
-
Step 900
900
#40404C
oklch(37.6% 0.02 285.4)
-
Step 950
950
#26262D
oklch(27.2% 0.013 285.5)
#515161 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) | #4D5362 | 0.008 |
| Deuteranopia (no green cones) | #4D5261 | 0.007 |
| Tritanopia (no blue cones) | #4E5456 | 0.024 |
| Achromatopsia (no color) | #525252 | 0.026 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #515161
#515161
oklch(44.1% 0.026 285.3)
- #555443
#555443
oklch(44.2% 0.027 104.7)
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 #515161, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.034
- YInMn Blue #415A77 ΔE 0.042
- Dusk #4E5481 ΔE 0.052
- Dark Slate Gray #2F4F4F ΔE 0.059
- Slate #516572 ΔE 0.059
- Dark Grey Blue #29465B ΔE 0.070
- Twilight #4E518B ΔE 0.070
- Light Navy Blue #2E5A88 ΔE 0.072
Use #515161 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.