#99A166
Closest named color: Grey Green (#86A17D). oklch(68.8% 0.081 114.9), rgb(153, 161, 102).
Aa
Black text reads best on this color (7.64:1).
About this color
#99A166 is a medium-light, moderately saturated yellow. In OKLCH its lightness is 69%, its chroma 0.081 and its hue 115°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grey Green (#86A17D), ΔE 0.036 away. Black text reads best on it, at 7.64:1.
| Hue family | Yellows |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.081) |
| Temperature | in between |
| Nearest name | Grey Green (#86A17D) |
| Black text | 7.64:1 |
| White text | 2.74:1 |
Values
| HEX | #99A166 |
| RGB | rgb(153, 161, 102) |
| HSL | hsl(68, 24%, 52%) |
| OKLCH | oklch(68.8% 0.081 114.9) |
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 #99A166 | 2.74:1 | Fails | Lc -58.3 | Large or bold text, headings |
| Black text on #99A166 | 7.64:1 | AAA | Lc 50.9 | Large or bold text, headings |
| #99A166 text on white | 2.74:1 | Fails | Lc 53.1 | Large or bold text, headings |
| #99A166 text on black | 7.64:1 | AAA | Lc -48.8 | 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
#F5F6F1
oklch(97.1% 0.007 115.7)
-
Step 100
100
#E9EBE0
oklch(93.6% 0.015 115)
-
Step 200
200
#D8DCC7
oklch(88.6% 0.029 115.7)
-
Step 300
300
#BFC5A0
oklch(80.9% 0.051 115)
-
Step 400
400 (this color)
#99A166
oklch(68.8% 0.081 114.9)
-
Step 500
500
#889142
oklch(63.2% 0.104 114.8)
-
Step 600
600
#727A1F
oklch(55.5% 0.112 114.5)
-
Step 700
700
#5F6710
oklch(49.1% 0.105 115.1)
-
Step 800
800
#4E5412
oklch(42.7% 0.086 114.7)
-
Step 900
900
#414617
oklch(37.8% 0.068 114.8)
-
Step 950
950
#26290F
oklch(27.1% 0.043 114.7)
#99A166 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) | #A99B62 | 0.026 |
| Deuteranopia (no green cones) | #A89D69 | 0.025 |
| Tritanopia (no blue cones) | #9F9B92 | 0.069 |
| Achromatopsia (no color) | #9C9C9C | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99A166
#99A166
oklch(68.8% 0.081 114.9)
- #9E91C8
#9E91C8
oklch(68.8% 0.081 295)
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 #99A166, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Green #86A17D ΔE 0.036
- Sage #87AE73 ΔE 0.038
- Greeny Grey #7EA07A ΔE 0.042
- Dark Beige #AC9362 ΔE 0.044
- Dusty Green #76A973 ΔE 0.045
- Dust #B2996E ΔE 0.046
- Dark Sand #A88F59 ΔE 0.049
- Sage Green #88B378 ΔE 0.049
Use #99A166 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.