#999D8F
Closest named color: Cement (#A5A391). oklch(68.9% 0.021 119.9), rgb(153, 157, 143).
Aa
Black text reads best on this color (7.57:1).
About this color
#999D8F is a medium-light close to neutral grey. In OKLCH its lightness is 69%, its chroma 0.021. It has too little chroma to lean warm or cool. The nearest named color is Cement (#A5A391), ΔE 0.025 away. Black text reads best on it, at 7.57:1.
| Hue family | Neutrals |
| Lightness | medium-light (69%) |
| Chroma | close to neutral grey (0.021) |
| Temperature | neutral |
| Nearest name | Cement (#A5A391) |
| Black text | 7.57:1 |
| White text | 2.77:1 |
Values
| HEX | #999D8F |
| RGB | rgb(153, 157, 143) |
| HSL | hsl(77, 7%, 59%) |
| OKLCH | oklch(68.9% 0.021 119.9) |
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 #999D8F | 2.77:1 | Fails | Lc -58.8 | Large or bold text, headings |
| Black text on #999D8F | 7.57:1 | AAA | Lc 50.5 | Large or bold text, headings |
| #999D8F text on white | 2.77:1 | Fails | Lc 53.5 | Large or bold text, headings |
| #999D8F text on black | 7.57:1 | AAA | Lc -48.3 | Large or bold text, headings |
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 400.
-
Step 50
50
#F5F5F4
oklch(97% 0.001 106.4)
-
Step 100
100
#E9EAE7
oklch(93.5% 0.004 121.6)
-
Step 200
200
#D8DAD5
oklch(88.5% 0.007 124.5)
-
Step 300
300
#BFC2B9
oklch(80.9% 0.013 121.7)
-
Step 400
400 (this color)
#999D8F
oklch(68.9% 0.021 119.9)
-
Step 500
500
#878C7A
oklch(63.1% 0.027 119.8)
-
Step 600
600
#717663
oklch(55.6% 0.029 119.3)
-
Step 700
700
#5F6352
oklch(49.1% 0.027 118.1)
-
Step 800
800
#4D5144
oklch(42.7% 0.021 121.2)
-
Step 900
900
#404339
oklch(37.7% 0.017 120.8)
-
Step 950
950
#262721
oklch(27% 0.011 114.8)
#999D8F 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) | #9F9B8E | 0.009 |
| Deuteranopia (no green cones) | #9F9B90 | 0.010 |
| Tritanopia (no blue cones) | #9A9B99 | 0.018 |
| Achromatopsia (no color) | #9B9B9B | 0.021 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #999D8F
#999D8F
oklch(68.9% 0.021 119.9)
- #9D98A6
#9D98A6
oklch(68.8% 0.021 302)
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 #999D8F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cement #A5A391 ΔE 0.025
- Cool Grey #95A3A6 ΔE 0.032
- Pewter #96A8A1 ΔE 0.033
- Stone #ADA587 ΔE 0.041
- Grey Green #86A17D ΔE 0.042
- Bland #AFA88B ΔE 0.047
- Bluey Grey #89A0B0 ΔE 0.049
- Mushroom #BA9E88 ΔE 0.049
Use #999D8F 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.