#AEB809
Closest named color: Mustard Green (#A8B504). oklch(74.9% 0.166 113.7), rgb(174, 184, 9).
Aa
Black text reads best on this color (9.65:1).
About this color
#AEB809 is a medium-light, vivid yellow. In OKLCH its lightness is 75%, its chroma 0.166 and its hue 114°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Mustard Green (#A8B504), ΔE 0.012 away. Black text reads best on it, at 9.65:1.
| Hue family | Yellows |
| Lightness | medium-light (75%) |
| Chroma | vivid (0.166) |
| Temperature | in between |
| Nearest name | Mustard Green (#A8B504) |
| Black text | 9.65:1 |
| White text | 2.17:1 |
Values
| HEX | #AEB809 |
| RGB | rgb(174, 184, 9) |
| HSL | hsl(63, 91%, 38%) |
| OKLCH | oklch(74.9% 0.166 113.7) |
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 #AEB809 | 2.17:1 | Fails | Lc -47.3 | Large or bold text, headings |
| Black text on #AEB809 | 9.65:1 | AAA | Lc 61.4 | Content text, not long reading |
| #AEB809 text on white | 2.17:1 | Fails | Lc 42.6 | Non-text elements, placeholder text |
| #AEB809 text on black | 9.65:1 | AAA | Lc -59.7 | 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
#F5F7EC
oklch(97.2% 0.015 115)
-
Step 100
100
#E9ECD6
oklch(93.5% 0.029 113.3)
-
Step 200
200
#D8DEB3
oklch(88.5% 0.057 114)
-
Step 300
300
#C0C878
oklch(80.8% 0.104 113.4)
-
Step 400
400 (this color)
#AEB809
oklch(74.9% 0.166 113.7)
-
Step 500
500
#8A9200
oklch(63.2% 0.142 113.6)
-
Step 600
600
#737A00
oklch(55.5% 0.124 113.7)
-
Step 700
700
#616700
oklch(49.2% 0.11 113.7)
-
Step 800
800
#4F5400
oklch(42.7% 0.096 113.7)
-
Step 900
900
#424600
oklch(37.8% 0.084 113.4)
-
Step 950
950
#262900
oklch(26.9% 0.06 113.9)
#AEB809 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) | #C7AE00 | 0.043 |
| Deuteranopia (no green cones) | #C6B125 | 0.042 |
| Tritanopia (no blue cones) | #BBAC9C | 0.148 |
| Achromatopsia (no color) | #B0B0B0 | 0.167 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AEB809
#AEB809
oklch(74.9% 0.166 113.7)
- #B39BFF
#B39BFF
oklch(75% 0.142 293.7)
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 #AEB809, closest first.
No curated palette has a color within ΔE 0.04 of #AEB809.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mustard Green #A8B504 ΔE 0.012
- Pea #A4BF20 ΔE 0.020
- Bright Olive #9CBB04 ΔE 0.025
- Olive Yellow #C2B709 ΔE 0.029
- Muddy Yellow #BFAC05 ΔE 0.038
- Light Olive Green #A4BE5C ΔE 0.045
- Mustard #CEB301 ΔE 0.048
- Avocado #90B134 ΔE 0.048
Use #AEB809 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.