#657166
Closest named color: Dim Gray (#696969). oklch(53.5% 0.022 147.6), rgb(101, 113, 102).
Aa
White text reads best on this color (5.11:1).
About this color
#657166 is a medium-dark close to neutral grey. In OKLCH its lightness is 54%, its chroma 0.022. It has too little chroma to lean warm or cool. The nearest named color is Dim Gray (#696969), ΔE 0.026 away. White text reads best on it, at 5.11:1.
| Hue family | Neutrals |
| Lightness | medium-dark (54%) |
| Chroma | close to neutral grey (0.022) |
| Temperature | neutral |
| Nearest name | Dim Gray (#696969) |
| Black text | 4.10:1 |
| White text | 5.11:1 |
Values
| HEX | #657166 |
| RGB | rgb(101, 113, 102) |
| HSL | hsl(125, 6%, 42%) |
| OKLCH | oklch(53.5% 0.022 147.6) |
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 #657166 | 5.11:1 | AA | Lc -80.7 | Fine for body text |
| Black text on #657166 | 4.10:1 | AA large text | Lc 28.8 | Dividers and decoration only |
| #657166 text on white | 5.11:1 | AA | Lc 75.3 | Fine for body text |
| #657166 text on black | 4.10:1 | AA large text | Lc -26.4 | 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 600.
-
Step 50
50
#F5F6F5
oklch(97.2% 0.002 145.6)
-
Step 100
100
#E8EAE9
oklch(93.5% 0.003 165.1)
-
Step 200
200
#D7DAD7
oklch(88.5% 0.005 145.5)
-
Step 300
300
#BCC2BD
oklch(80.8% 0.01 150.7)
-
Step 400
400
#9AA39B
oklch(70.6% 0.015 148.7)
-
Step 500
500
#828D82
oklch(63.1% 0.021 145.3)
-
Step 600
600 (this color)
#657166
oklch(53.5% 0.022 147.6)
-
Step 700
700
#59645A
oklch(49.1% 0.021 147.8)
-
Step 800
800
#49524A
oklch(42.8% 0.017 148.5)
-
Step 900
900
#3D443E
oklch(37.8% 0.014 149.5)
-
Step 950
950
#242824
oklch(27.1% 0.009 145.3)
#657166 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) | #716F65 | 0.018 |
| Deuteranopia (no green cones) | #6F6D67 | 0.019 |
| Tritanopia (no blue cones) | #64706E | 0.014 |
| Achromatopsia (no color) | #6E6E6E | 0.022 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #657166
#657166
oklch(53.5% 0.022 147.6)
- #756974
#756974
oklch(53.6% 0.022 328.5)
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 #657166, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dim Gray #696969 ΔE 0.026
- Battleship Gray #6C757D ΔE 0.037
- Grey Brown #7F7053 ΔE 0.045
- Dark Taupe #7F684E ΔE 0.049
- Battleship Grey #6B7C85 ΔE 0.051
- Slate #516572 ΔE 0.055
- Dull Brown #876E4B ΔE 0.059
- Grey Blue #647D8E ΔE 0.061
Use #657166 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.