#ACA373
Closest named color: Stone (#ADA587). oklch(71.1% 0.066 98.8), rgb(172, 163, 115).
Aa
Black text reads best on this color (8.24:1).
About this color
#ACA373 is a medium-light, muted yellow. In OKLCH its lightness is 71%, its chroma 0.066 and its hue 99°. Its hue sits on the warm side of the wheel. The nearest named color is Stone (#ADA587), ΔE 0.025 away. Black text reads best on it, at 8.24:1.
| Hue family | Yellows |
| Lightness | medium-light (71%) |
| Chroma | muted (0.066) |
| Temperature | warm |
| Nearest name | Stone (#ADA587) |
| Black text | 8.24:1 |
| White text | 2.54:1 |
Values
| HEX | #ACA373 |
| RGB | rgb(172, 163, 115) |
| HSL | hsl(51, 26%, 56%) |
| OKLCH | oklch(71.1% 0.066 98.8) |
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 #ACA373 | 2.54:1 | Fails | Lc -55.0 | Large or bold text, headings |
| Black text on #ACA373 | 8.24:1 | AAA | Lc 54.1 | Large or bold text, headings |
| #ACA373 text on white | 2.54:1 | Fails | Lc 49.9 | Large or bold text, headings |
| #ACA373 text on black | 8.24:1 | AAA | Lc -52.0 | 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
#F6F5F1
oklch(97% 0.005 95.1)
-
Step 100
100
#ECEAE1
oklch(93.6% 0.012 96.4)
-
Step 200
200
#DDDAC9
oklch(88.6% 0.023 98.7)
-
Step 300
300
#C7C2A3
oklch(81% 0.042 99.7)
-
Step 400
400 (this color)
#ACA373
oklch(71.1% 0.066 98.8)
-
Step 500
500
#968A4C
oklch(63% 0.084 98.6)
-
Step 600
600
#81742E
oklch(55.6% 0.091 98.8)
-
Step 700
700
#6D6120
oklch(49.1% 0.085 98.7)
-
Step 800
800
#594F1D
oklch(42.6% 0.07 98)
-
Step 900
900
#49421D
oklch(37.7% 0.055 98.8)
-
Step 950
950
#2B2712
oklch(27.1% 0.035 98.8)
#ACA373 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) | #ACA070 | 0.008 |
| Deuteranopia (no green cones) | #AFA475 | 0.006 |
| Tritanopia (no blue cones) | #B49C97 | 0.061 |
| Achromatopsia (no color) | #A2A2A2 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACA373
#ACA373
oklch(71.1% 0.066 98.8)
- #989ECB
#989ECB
oklch(71.1% 0.066 278.7)
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 #ACA373, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Stone #ADA587 ΔE 0.025
- Dust #B2996E ΔE 0.026
- Taupe #B9A281 ΔE 0.029
- Bland #AFA88B ΔE 0.031
- Cement #A5A391 ΔE 0.041
- Dark Beige #AC9362 ΔE 0.042
- Mushroom #BA9E88 ΔE 0.042
- Camel #C69F59 ΔE 0.044
Use #ACA373 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.