#AAA178
Closest named color: Stone (#ADA587). oklch(70.6% 0.057 97.2), rgb(170, 161, 120).
Aa
Black text reads best on this color (8.07:1).
About this color
#AAA178 is a medium-light, muted yellow. In OKLCH its lightness is 71%, its chroma 0.057 and its hue 97°. Its hue sits on the warm side of the wheel. The nearest named color is Stone (#ADA587), ΔE 0.021 away. Black text reads best on it, at 8.07:1.
| Hue family | Yellows |
| Lightness | medium-light (71%) |
| Chroma | muted (0.057) |
| Temperature | warm |
| Nearest name | Stone (#ADA587) |
| Black text | 8.07:1 |
| White text | 2.59:1 |
Values
| HEX | #AAA178 |
| RGB | rgb(170, 161, 120) |
| HSL | hsl(49, 23%, 57%) |
| OKLCH | oklch(70.6% 0.057 97.2) |
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 #AAA178 | 2.59:1 | Fails | Lc -55.9 | Large or bold text, headings |
| Black text on #AAA178 | 8.07:1 | AAA | Lc 53.2 | Large or bold text, headings |
| #AAA178 text on white | 2.59:1 | Fails | Lc 50.8 | Large or bold text, headings |
| #AAA178 text on black | 8.07:1 | AAA | Lc -51.1 | 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
#F6F5F2
oklch(97% 0.004 91.4)
-
Step 100
100
#ECEAE2
oklch(93.6% 0.011 95.2)
-
Step 200
200
#DCD9CB
oklch(88.4% 0.019 96.9)
-
Step 300
300
#C7C1A7
oklch(80.9% 0.036 96.4)
-
Step 400
400 (this color)
#AAA178
oklch(70.6% 0.057 97.2)
-
Step 500
500
#968A55
oklch(63.1% 0.074 97)
-
Step 600
600
#80743A
oklch(55.7% 0.08 97.9)
-
Step 700
700
#6C612C
oklch(49.1% 0.074 97.8)
-
Step 800
800
#584F25
oklch(42.6% 0.061 97.5)
-
Step 900
900
#494223
oklch(37.8% 0.048 97)
-
Step 950
950
#2A2715
oklch(27.1% 0.031 100)
#AAA178 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) | #A99F75 | 0.006 |
| Deuteranopia (no green cones) | #ACA279 | 0.004 |
| Tritanopia (no blue cones) | #B29B96 | 0.052 |
| Achromatopsia (no color) | #A0A0A0 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AAA178
#AAA178
oklch(70.6% 0.057 97.2)
- #979EC4
#979EC4
oklch(70.7% 0.056 276.7)
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 #AAA178, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Stone #ADA587 ΔE 0.021
- Dust #B2996E ΔE 0.022
- Taupe #B9A281 ΔE 0.027
- Bland #AFA88B ΔE 0.029
- Cement #A5A391 ΔE 0.032
- Mushroom #BA9E88 ΔE 0.037
- Dark Beige #AC9362 ΔE 0.039
- Pale Brown #B1916E ΔE 0.041
Use #AAA178 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.