#515561
Closest named color: Dusty Grape (#545775). oklch(45% 0.02 270.9), rgb(81, 85, 97).
Aa
White text reads best on this color (7.44:1).
About this color
#515561 is a medium-dark close to neutral grey. In OKLCH its lightness is 45%, its chroma 0.020. It has too little chroma to lean warm or cool. The nearest named color is Dusty Grape (#545775), ΔE 0.033 away. White text reads best on it, at 7.44:1.
| Hue family | Neutrals |
| Lightness | medium-dark (45%) |
| Chroma | close to neutral grey (0.020) |
| Temperature | neutral |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.82:1 |
| White text | 7.44:1 |
Values
| HEX | #515561 |
| RGB | rgb(81, 85, 97) |
| HSL | hsl(225, 9%, 35%) |
| OKLCH | oklch(45% 0.02 270.9) |
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 #515561 | 7.44:1 | AAA | Lc -90.7 | Preferred for body text |
| Black text on #515561 | 2.82:1 | Fails | Lc 18.1 | Dividers and decoration only |
| #515561 text on white | 7.44:1 | AAA | Lc 85.9 | Fine for body text |
| #515561 text on black | 2.82:1 | Fails | Lc -16.2 | 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
#F5F5F6
oklch(97% 0.001 286.4)
-
Step 100
100
#E9EAEC
oklch(93.7% 0.003 264.5)
-
Step 200
200
#D7D9DE
oklch(88.5% 0.007 268.5)
-
Step 300
300
#BEC0C8
oklch(80.9% 0.011 274.9)
-
Step 400
400
#9CA0AD
oklch(70.7% 0.019 272.2)
-
Step 500
500
#848999
oklch(63.1% 0.025 271.9)
-
Step 600
600
#6D7383
oklch(55.6% 0.026 269.2)
-
Step 700
700
#5B606F
oklch(49% 0.025 270.9)
-
Step 800
800 (this color)
#515561
oklch(45% 0.02 270.9)
-
Step 900
900
#3E414A
oklch(37.6% 0.016 271)
-
Step 950
950
#24262B
oklch(26.9% 0.01 268.3)
#515561 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) | #525662 | 0.004 |
| Deuteranopia (no green cones) | #505561 | 0.002 |
| Tritanopia (no blue cones) | #4D5759 | 0.018 |
| Achromatopsia (no color) | #555555 | 0.020 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #515561
#515561
oklch(45% 0.02 270.9)
- #595549
#595549
oklch(45% 0.02 91.7)
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 #515561, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.033
- YInMn Blue #415A77 ΔE 0.039
- Slate #516572 ΔE 0.049
- Dusk #4E5481 ΔE 0.054
- Dark Slate Gray #2F4F4F ΔE 0.061
- Petrol #005F6A ΔE 0.070
- Light Navy Blue #2E5A88 ΔE 0.072
- Denim #3B638C ΔE 0.073
Use #515561 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.