#AECA47
Closest named color: Yellow Green (#9ACD32). oklch(79.3% 0.158 120.5), rgb(174, 202, 71).
Aa
Black text reads best on this color (11.33:1).
About this color
#AECA47 is a light, vivid yellow. In OKLCH its lightness is 79%, its chroma 0.158 and its hue 120°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Yellow Green (#9ACD32), ΔE 0.033 away. Black text reads best on it, at 11.33:1.
| Hue family | Yellows |
| Lightness | light (79%) |
| Chroma | vivid (0.158) |
| Temperature | in between |
| Nearest name | Yellow Green (#9ACD32) |
| Black text | 11.33:1 |
| White text | 1.85:1 |
Values
| HEX | #AECA47 |
| RGB | rgb(174, 202, 71) |
| HSL | hsl(73, 55%, 54%) |
| OKLCH | oklch(79.3% 0.158 120.5) |
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 #AECA47 | 1.85:1 | Fails | Lc -38.9 | Non-text elements, placeholder text |
| Black text on #AECA47 | 11.33:1 | AAA | Lc 69.1 | Content text, not long reading |
| #AECA47 text on white | 1.85:1 | Fails | Lc 34.8 | Non-text elements, placeholder text |
| #AECA47 text on black | 11.33:1 | AAA | Lc -67.8 | Content text, not long reading |
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 300.
-
Step 50
50
#F3F8E8
oklch(97.1% 0.022 121)
-
Step 100
100
#E5EFCD
oklch(93.6% 0.046 120.6)
-
Step 200
200
#D1E2A1
oklch(88.4% 0.087 120.1)
-
Step 300
300 (this color)
#AECA47
oklch(79.3% 0.158 120.5)
-
Step 400
400
#93AF00
oklch(70.7% 0.169 120.5)
-
Step 500
500
#7E9600
oklch(63.2% 0.151 120.4)
-
Step 600
600
#697E00
oklch(55.6% 0.133 120.6)
-
Step 700
700
#586A00
oklch(49.2% 0.117 120.6)
-
Step 800
800
#485700
oklch(42.9% 0.102 120.5)
-
Step 900
900
#3B4800
oklch(37.7% 0.09 120.7)
-
Step 950
950
#222B00
oklch(27.1% 0.065 121.1)
#AECA47 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) | #D6BF35 | 0.058 |
| Deuteranopia (no green cones) | #D3BF51 | 0.060 |
| Tritanopia (no blue cones) | #B7C0AF | 0.133 |
| Achromatopsia (no color) | #BEBEBE | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AECA47
#AECA47
oklch(79.3% 0.158 120.5)
- #C8A9FF
#C8A9FF
oklch(79.3% 0.123 300.2)
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 #AECA47, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Yellow Green #9ACD32 ΔE 0.033
- Pea #A4BF20 ΔE 0.037
- Light Olive Green #A4BE5C ΔE 0.044
- Slime Green #99CC04 ΔE 0.044
- Light Moss Green #A6C875 ΔE 0.045
- Pale Olive Green #B1D27B ΔE 0.049
- Light Olive #ACBF69 ΔE 0.050
- Olive Yellow #C2B709 ΔE 0.051
Use #AECA47 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.