#ACAC59
Closest named color: Dark Khaki (#BDB76B). oklch(72.6% 0.106 108.8), rgb(172, 172, 89).
Aa
Black text reads best on this color (8.79:1).
About this color
#ACAC59 is a medium-light, moderately saturated yellow. In OKLCH its lightness is 73%, its chroma 0.106 and its hue 109°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Khaki (#BDB76B), ΔE 0.043 away. Black text reads best on it, at 8.79:1.
| Hue family | Yellows |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.106) |
| Temperature | warm |
| Nearest name | Dark Khaki (#BDB76B) |
| Black text | 8.79:1 |
| White text | 2.38:1 |
Values
| HEX | #ACAC59 |
| RGB | rgb(172, 172, 89) |
| HSL | hsl(60, 33%, 51%) |
| OKLCH | oklch(72.6% 0.106 108.8) |
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 #ACAC59 | 2.38:1 | Fails | Lc -51.9 | Large or bold text, headings |
| Black text on #ACAC59 | 8.79:1 | AAA | Lc 57.0 | Large or bold text, headings |
| #ACAC59 text on white | 2.38:1 | Fails | Lc 47.0 | Large or bold text, headings |
| #ACAC59 text on black | 8.79:1 | 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
#F6F6EF
oklch(97.1% 0.009 106.6)
-
Step 100
100
#EAEBDD
oklch(93.5% 0.019 110.1)
-
Step 200
200
#DBDCC0
oklch(88.6% 0.037 108.8)
-
Step 300
300
#C4C593
oklch(81% 0.067 108.8)
-
Step 400
400 (this color)
#ACAC59
oklch(72.6% 0.106 108.8)
-
Step 500
500
#918F04
oklch(63.1% 0.136 108.7)
-
Step 600
600
#7A7800
oklch(55.6% 0.12 108.6)
-
Step 700
700
#666500
oklch(49.1% 0.107 109.1)
-
Step 800
800
#545200
oklch(42.7% 0.092 108.1)
-
Step 900
900
#454400
oklch(37.5% 0.081 108.8)
-
Step 950
950
#292802
oklch(26.9% 0.056 108.1)
#ACAC59 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) | #B8A652 | 0.021 |
| Deuteranopia (no green cones) | #B9A95D | 0.022 |
| Tritanopia (no blue cones) | #B6A399 | 0.095 |
| Achromatopsia (no color) | #A8A8A8 | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACAC59
#ACAC59
oklch(72.6% 0.106 108.8)
- #A49BE5
#A49BE5
oklch(72.5% 0.106 289)
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 #ACAC59, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Khaki #BDB76B ΔE 0.043
- Tan Green #A9BE70 ΔE 0.047
- Lichen #8FB67B ΔE 0.048
- Light Olive Green #A4BE5C ΔE 0.049
- Light Olive #ACBF69 ΔE 0.049
- Desert #CCAD60 ΔE 0.050
- Camel #C69F59 ΔE 0.050
- Muddy Yellow #BFAC05 ΔE 0.051
Use #ACAC59 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.