#ACA038
Closest named color: Brown Yellow (#B29705). oklch(69.7% 0.124 102.7), rgb(172, 160, 56).
Aa
Black text reads best on this color (7.83:1).
About this color
#ACA038 is a medium-light, moderately saturated yellow. In OKLCH its lightness is 70%, its chroma 0.124 and its hue 103°. Its hue sits on the warm side of the wheel. The nearest named color is Brown Yellow (#B29705), ΔE 0.027 away. Black text reads best on it, at 7.83:1.
| Hue family | Yellows |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.124) |
| Temperature | warm |
| Nearest name | Brown Yellow (#B29705) |
| Black text | 7.83:1 |
| White text | 2.67:1 |
Values
| HEX | #ACA038 |
| RGB | rgb(172, 160, 56) |
| HSL | hsl(54, 51%, 45%) |
| OKLCH | oklch(69.7% 0.124 102.7) |
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 #ACA038 | 2.67:1 | Fails | Lc -57.1 | Large or bold text, headings |
| Black text on #ACA038 | 7.83:1 | AAA | Lc 52.1 | Large or bold text, headings |
| #ACA038 text on white | 2.67:1 | Fails | Lc 51.9 | Large or bold text, headings |
| #ACA038 text on black | 7.83:1 | AAA | Lc -49.9 | 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
#ECEBDA
oklch(93.6% 0.023 104.1)
-
Step 200
200
#DEDBBB
oklch(88.5% 0.043 102.8)
-
Step 300
300
#CAC389
oklch(80.9% 0.077 102.1)
-
Step 400
400 (this color)
#ACA038
oklch(69.7% 0.124 102.7)
-
Step 500
500
#998C00
oklch(63.2% 0.133 102.9)
-
Step 600
600
#817500
oklch(55.6% 0.117 102.3)
-
Step 700
700
#6C6200
oklch(49% 0.103 102.5)
-
Step 800
800
#595000
oklch(42.7% 0.089 102)
-
Step 900
900
#4A4300
oklch(37.8% 0.079 102.7)
-
Step 950
950
#2C2700
oklch(27% 0.057 102.1)
#ACA038 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) | #AE9B2A | 0.013 |
| Deuteranopia (no green cones) | #B2A03E | 0.011 |
| Tritanopia (no blue cones) | #B9958B | 0.114 |
| Achromatopsia (no color) | #9E9E9E | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACA038
#ACA038
oklch(69.7% 0.124 102.7)
- #9393E8
#9393E8
oklch(69.8% 0.123 282.7)
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 #ACA038, closest first.
No curated palette has a color within ΔE 0.04 of #ACA038.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brown Yellow #B29705 ΔE 0.027
- Ocher #BF9B0C ΔE 0.031
- Dark Gold #B59410 ΔE 0.032
- Yellow Brown #B79400 ΔE 0.034
- Ocre #C69C04 ΔE 0.041
- Ochre #BF9005 ΔE 0.046
- Pea Soup Green #94A617 ΔE 0.047
- Yellow Ochre #CB9D06 ΔE 0.048
Use #ACA038 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.