#616375
Closest named color: Slate (#516572). oklch(50.5% 0.029 280.3), rgb(97, 99, 117).
Aa
White text reads best on this color (5.91:1).
About this color
#616375 is a medium-dark close to neutral grey. In OKLCH its lightness is 50%, its chroma 0.029. It has too little chroma to lean warm or cool. The nearest named color is Slate (#516572), ΔE 0.024 away. White text reads best on it, at 5.91:1.
| Hue family | Neutrals |
| Lightness | medium-dark (50%) |
| Chroma | close to neutral grey (0.029) |
| Temperature | neutral |
| Nearest name | Slate (#516572) |
| Black text | 3.54:1 |
| White text | 5.91:1 |
Values
| HEX | #616375 |
| RGB | rgb(97, 99, 117) |
| HSL | hsl(234, 9%, 42%) |
| OKLCH | oklch(50.5% 0.029 280.3) |
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 #616375 | 5.91:1 | AA | Lc -84.8 | Fine for body text |
| Black text on #616375 | 3.54:1 | AA large text | Lc 24.5 | Dividers and decoration only |
| #616375 text on white | 5.91:1 | AA | Lc 79.6 | Fine for body text |
| #616375 text on black | 3.54:1 | AA large text | Lc -22.2 | 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 700.
-
Step 50
50
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#E9E9EC
oklch(93.5% 0.004 286.3)
-
Step 200
200
#D8D9DE
oklch(88.6% 0.007 277.2)
-
Step 300
300
#BFC0CA
oklch(81% 0.014 281.5)
-
Step 400
400
#9D9FAF
oklch(70.6% 0.023 280.1)
-
Step 500
500
#86889B
oklch(63.2% 0.028 280.8)
-
Step 600
600
#6F7285
oklch(55.6% 0.03 278.3)
-
Step 700
700 (this color)
#616375
oklch(50.5% 0.029 280.3)
-
Step 800
800
#4C4E5C
oklch(42.7% 0.023 278.9)
-
Step 900
900
#3F414B
oklch(37.7% 0.017 276.6)
-
Step 950
950
#25262C
oklch(27% 0.011 278.1)
#616375 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) | #5E6576 | 0.007 |
| Deuteranopia (no green cones) | #5E6375 | 0.005 |
| Tritanopia (no blue cones) | #5D6669 | 0.025 |
| Achromatopsia (no color) | #646464 | 0.029 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #616375
#616375
oklch(50.5% 0.029 280.3)
- #686553
#686553
oklch(50.4% 0.028 99.5)
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 #616375, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.024
- Dim Gray #696969 ΔE 0.033
- Dusty Grape #545775 ΔE 0.043
- Metallic Blue #4F738E ΔE 0.054
- Battleship Gray #6C757D ΔE 0.056
- YInMn Blue #415A77 ΔE 0.056
- Denim #3B638C ΔE 0.060
- Dusk #4E5481 ΔE 0.063
Use #616375 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.