#917C7F
Closest named color: Reddish Grey (#997570). oklch(60.7% 0.026 8.2), rgb(145, 124, 127).
Aa
Black text reads best on this color (5.39:1).
About this color
#917C7F is a medium-dark close to neutral grey. In OKLCH its lightness is 61%, its chroma 0.026. It has too little chroma to lean warm or cool. The nearest named color is Reddish Grey (#997570), ΔE 0.025 away. Black text reads best on it, at 5.39:1.
| Hue family | Neutrals |
| Lightness | medium-dark (61%) |
| Chroma | close to neutral grey (0.026) |
| Temperature | neutral |
| Nearest name | Reddish Grey (#997570) |
| Black text | 5.39:1 |
| White text | 3.89:1 |
Values
| HEX | #917C7F |
| RGB | rgb(145, 124, 127) |
| HSL | hsl(351, 9%, 53%) |
| OKLCH | oklch(60.7% 0.026 8.2) |
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 #917C7F | 3.89:1 | AA large text | Lc -71.9 | Content text, not long reading |
| Black text on #917C7F | 5.39:1 | AA | Lc 37.7 | Non-text elements, placeholder text |
| #917C7F text on white | 3.89:1 | AA large text | Lc 66.4 | Content text, not long reading |
| #917C7F text on black | 5.39:1 | AA | Lc -35.3 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F6F5F5
oklch(97.1% 0.001 17.2)
-
Step 100
100
#ECE9E9
oklch(93.6% 0.003 17.2)
-
Step 200
200
#DED7D8
oklch(88.5% 0.008 7.3)
-
Step 300
300
#C9BDBF
oklch(80.9% 0.014 5.9)
-
Step 400
400
#AD9C9E
oklch(70.8% 0.02 9.5)
-
Step 500
500 (this color)
#917C7F
oklch(60.7% 0.026 8.2)
-
Step 600
600
#836D70
oklch(55.7% 0.028 8.8)
-
Step 700
700
#6F5B5E
oklch(49.2% 0.026 7.9)
-
Step 800
800
#5A4A4D
oklch(42.6% 0.022 5.4)
-
Step 900
900
#4A3E40
oklch(37.7% 0.017 6.6)
-
Step 950
950
#2B2425
oklch(26.9% 0.011 8.1)
#917C7F 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) | #7F7F7F | 0.028 |
| Deuteranopia (no green cones) | #84827F | 0.025 |
| Tritanopia (no blue cones) | #957B7D | 0.007 |
| Achromatopsia (no color) | #818181 | 0.026 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #917C7F
#917C7F
oklch(60.7% 0.026 8.2)
- #718885
#718885
oklch(60.8% 0.027 186.8)
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 #917C7F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddish Grey #997570 ΔE 0.025
- Gray #808080 ΔE 0.027
- English Lavender #9D8189 ΔE 0.027
- Purpley Grey #947E94 ΔE 0.032
- Medium Grey #7D7F7C ΔE 0.032
- Warm Grey #978A84 ΔE 0.040
- Purple Grey #866F85 ΔE 0.046
- Lavender Gray #7E7F9A ΔE 0.046
Use #917C7F 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.