#ACAD40
Closest named color: Muddy Yellow (#BFAC05). oklch(72.6% 0.13 109.8), rgb(172, 173, 64).
Aa
Black text reads best on this color (8.80:1).
About this color
#ACAD40 is a medium-light, moderately saturated yellow. In OKLCH its lightness is 73%, its chroma 0.130 and its hue 110°. Its hue sits on the warm side of the wheel. The nearest named color is Muddy Yellow (#BFAC05), ΔE 0.033 away. Black text reads best on it, at 8.80:1.
| Hue family | Yellows |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.130) |
| Temperature | warm |
| Nearest name | Muddy Yellow (#BFAC05) |
| Black text | 8.80:1 |
| White text | 2.38:1 |
Values
| HEX | #ACAD40 |
| RGB | rgb(172, 173, 64) |
| HSL | hsl(61, 46%, 46%) |
| OKLCH | oklch(72.6% 0.13 109.8) |
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 #ACAD40 | 2.38:1 | Fails | Lc -51.9 | Large or bold text, headings |
| Black text on #ACAD40 | 8.80:1 | AAA | Lc 57.1 | Large or bold text, headings |
| #ACAD40 text on white | 2.38:1 | Fails | Lc 46.9 | Large or bold text, headings |
| #ACAD40 text on black | 8.80:1 | AAA | Lc -55.1 | 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
#F6F6EE
oklch(97.1% 0.011 106.6)
-
Step 100
100
#EAECDA
oklch(93.7% 0.024 112)
-
Step 200
200
#DADCBA
oklch(88.4% 0.045 110)
-
Step 300
300
#C4C688
oklch(81% 0.082 109.7)
-
Step 400
400 (this color)
#ACAD40
oklch(72.6% 0.13 109.8)
-
Step 500
500
#909000
oklch(63.2% 0.138 109.8)
-
Step 600
600
#797800
oklch(55.5% 0.121 109.2)
-
Step 700
700
#656500
oklch(49.1% 0.107 109.8)
-
Step 800
800
#535300
oklch(42.8% 0.093 109.8)
-
Step 900
900
#454500
oklch(37.8% 0.082 109.8)
-
Step 950
950
#292900
oklch(27.2% 0.059 109.8)
#ACAD40 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) | #BAA632 | 0.025 |
| Deuteranopia (no green cones) | #BBA947 | 0.026 |
| Tritanopia (no blue cones) | #B8A396 | 0.116 |
| Achromatopsia (no color) | #A8A8A8 | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACAD40
#ACAD40
oklch(72.6% 0.13 109.8)
- #A597F2
#A597F2
oklch(72.5% 0.13 289.8)
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 #ACAD40, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muddy Yellow #BFAC05 ΔE 0.033
- Mustard Green #A8B504 ΔE 0.040
- Avocado #90B134 ΔE 0.043
- Light Olive Green #A4BE5C ΔE 0.044
- Pea Soup Green #94A617 ΔE 0.048
- Icky Green #8FAE22 ΔE 0.049
- Ocher #BF9B0C ΔE 0.050
- Olive Yellow #C2B709 ΔE 0.050
Use #ACAD40 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.