#ACB13D
Closest named color: Mustard Green (#A8B504). oklch(73.4% 0.137 111.7), rgb(172, 177, 61).
Aa
Black text reads best on this color (9.11:1).
About this color
#ACB13D is a medium-light, moderately saturated yellow. In OKLCH its lightness is 73%, its chroma 0.137 and its hue 112°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Mustard Green (#A8B504), ΔE 0.031 away. Black text reads best on it, at 9.11:1.
| Hue family | Yellows |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.137) |
| Temperature | in between |
| Nearest name | Mustard Green (#A8B504) |
| Black text | 9.11:1 |
| White text | 2.30:1 |
Values
| HEX | #ACB13D |
| RGB | rgb(172, 177, 61) |
| HSL | hsl(63, 49%, 47%) |
| OKLCH | oklch(73.4% 0.137 111.7) |
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 #ACB13D | 2.30:1 | Fails | Lc -50.2 | Large or bold text, headings |
| Black text on #ACB13D | 9.11:1 | AAA | Lc 58.6 | Large or bold text, headings |
| #ACB13D text on white | 2.30:1 | Fails | Lc 45.4 | Large or bold text, headings |
| #ACB13D text on black | 9.11:1 | AAA | Lc -56.7 | 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
#F5F6EE
oklch(97% 0.011 112.4)
-
Step 100
100
#EAECD9
oklch(93.6% 0.025 111.8)
-
Step 200
200
#D9DDB9
oklch(88.5% 0.048 112.5)
-
Step 300
300
#C2C786
oklch(81% 0.086 111.9)
-
Step 400
400 (this color)
#ACB13D
oklch(73.4% 0.137 111.7)
-
Step 500
500
#8D9100
oklch(63.2% 0.14 111.7)
-
Step 600
600
#767900
oklch(55.5% 0.122 111.5)
-
Step 700
700
#636600
oklch(49.1% 0.109 111.8)
-
Step 800
800
#515300
oklch(42.6% 0.094 111.4)
-
Step 900
900
#434500
oklch(37.6% 0.083 111.6)
-
Step 950
950
#282900
oklch(27.1% 0.06 111.2)
#ACB13D 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) | #BEA92D | 0.030 |
| Deuteranopia (no green cones) | #BFAC45 | 0.033 |
| Tritanopia (no blue cones) | #B7A699 | 0.122 |
| Achromatopsia (no color) | #ABABAB | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACB13D
#ACB13D
oklch(73.4% 0.137 111.7)
- #AB98F8
#AB98F8
oklch(73.5% 0.137 291.8)
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 #ACB13D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mustard Green #A8B504 ΔE 0.031
- Muddy Yellow #BFAC05 ΔE 0.031
- Light Olive Green #A4BE5C ΔE 0.036
- Avocado #90B134 ΔE 0.040
- Olive Yellow #C2B709 ΔE 0.042
- Light Olive #ACBF69 ΔE 0.046
- Pea #A4BF20 ΔE 0.047
- Icky Green #8FAE22 ΔE 0.047
Use #ACB13D 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.