#ACA340
Closest named color: Brown Yellow (#B29705). oklch(70.4% 0.12 104.1), rgb(172, 163, 64).
Aa
Black text reads best on this color (8.06:1).
About this color
#ACA340 is a medium-light, moderately saturated yellow. In OKLCH its lightness is 70%, its chroma 0.120 and its hue 104°. Its hue sits on the warm side of the wheel. The nearest named color is Brown Yellow (#B29705), ΔE 0.035 away. Black text reads best on it, at 8.06:1.
| Hue family | Yellows |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.120) |
| Temperature | warm |
| Nearest name | Brown Yellow (#B29705) |
| Black text | 8.06:1 |
| White text | 2.60:1 |
Values
| HEX | #ACA340 |
| RGB | rgb(172, 163, 64) |
| HSL | hsl(55, 46%, 46%) |
| OKLCH | oklch(70.4% 0.12 104.1) |
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 #ACA340 | 2.60:1 | Fails | Lc -55.9 | Large or bold text, headings |
| Black text on #ACA340 | 8.06:1 | AAA | Lc 53.3 | Large or bold text, headings |
| #ACA340 text on white | 2.60:1 | Fails | Lc 50.7 | Large or bold text, headings |
| #ACA340 text on black | 8.06:1 | AAA | Lc -51.2 | 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
#ECEBDB
oklch(93.7% 0.021 103.9)
-
Step 200
200
#DDDBBC
oklch(88.5% 0.041 104.2)
-
Step 300
300
#C8C48B
oklch(81% 0.075 104.6)
-
Step 400
400 (this color)
#ACA340
oklch(70.4% 0.12 104.1)
-
Step 500
500
#978C00
oklch(63% 0.133 104)
-
Step 600
600
#7F7600
oklch(55.6% 0.118 104.3)
-
Step 700
700
#6B6300
oklch(49.2% 0.104 104)
-
Step 800
800
#575100
oklch(42.7% 0.09 104.7)
-
Step 900
900
#494300
oklch(37.7% 0.08 103.8)
-
Step 950
950
#2B2700
oklch(26.9% 0.057 103.7)
#ACA340 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) | #B19E34 | 0.014 |
| Deuteranopia (no green cones) | #B4A346 | 0.014 |
| Tritanopia (no blue cones) | #B8988E | 0.110 |
| Achromatopsia (no color) | #A0A0A0 | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACA340
#ACA340
oklch(70.4% 0.12 104.1)
- #9795E8
#9795E8
oklch(70.5% 0.12 284)
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 #ACA340, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brown Yellow #B29705 ΔE 0.035
- Ocher #BF9B0C ΔE 0.035
- Dark Gold #B59410 ΔE 0.040
- Yellow Brown #B79400 ΔE 0.041
- Ocre #C69C04 ΔE 0.043
- Muddy Yellow #BFAC05 ΔE 0.048
- Pea Soup Green #94A617 ΔE 0.049
- Yellow Ochre #CB9D06 ΔE 0.049
Use #ACA340 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.