#AAA378
Closest named color: Stone (#ADA587). oklch(71% 0.059 99.9), rgb(170, 163, 120).
Aa
Black text reads best on this color (8.21:1).
About this color
#AAA378 is a medium-light, muted yellow. In OKLCH its lightness is 71%, its chroma 0.059 and its hue 100°. Its hue sits on the warm side of the wheel. The nearest named color is Stone (#ADA587), ΔE 0.020 away. Black text reads best on it, at 8.21:1.
| Hue family | Yellows |
| Lightness | medium-light (71%) |
| Chroma | muted (0.059) |
| Temperature | warm |
| Nearest name | Stone (#ADA587) |
| Black text | 8.21:1 |
| White text | 2.55:1 |
Values
| HEX | #AAA378 |
| RGB | rgb(170, 163, 120) |
| HSL | hsl(52, 23%, 57%) |
| OKLCH | oklch(71% 0.059 99.9) |
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 #AAA378 | 2.55:1 | Fails | Lc -55.1 | Large or bold text, headings |
| Black text on #AAA378 | 8.21:1 | AAA | Lc 54.0 | Large or bold text, headings |
| #AAA378 text on white | 2.55:1 | Fails | Lc 50.0 | Large or bold text, headings |
| #AAA378 text on black | 8.21:1 | AAA | Lc -51.9 | 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
#EBEAE2
oklch(93.6% 0.011 100.8)
-
Step 200
200
#DCDACA
oklch(88.6% 0.022 101)
-
Step 300
300
#C6C2A7
oklch(81% 0.037 100.2)
-
Step 400
400 (this color)
#AAA378
oklch(71% 0.059 99.9)
-
Step 500
500
#948B53
oklch(63.1% 0.077 100.3)
-
Step 600
600
#7F7437
oklch(55.6% 0.083 99.3)
-
Step 700
700
#6B622A
oklch(49.2% 0.077 100.3)
-
Step 800
800
#575024
oklch(42.8% 0.064 100.4)
-
Step 900
900
#484222
oklch(37.7% 0.049 98.9)
-
Step 950
950
#2A2714
oklch(27% 0.032 100.4)
#AAA378 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) | #ABA075 | 0.008 |
| Deuteranopia (no green cones) | #ADA37A | 0.005 |
| Tritanopia (no blue cones) | #B29D98 | 0.055 |
| Achromatopsia (no color) | #A2A2A2 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AAA378
#AAA378
oklch(71% 0.059 99.9)
- #9A9EC7
#9A9EC7
oklch(71% 0.06 280.4)
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 #AAA378, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Stone #ADA587 ΔE 0.020
- Dust #B2996E ΔE 0.027
- Bland #AFA88B ΔE 0.027
- Taupe #B9A281 ΔE 0.027
- Cement #A5A391 ΔE 0.034
- Mushroom #BA9E88 ΔE 0.039
- Dark Beige #AC9362 ΔE 0.043
- Pale Brown #B1916E ΔE 0.046
Use #AAA378 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.